Lennox Furnace Comparison - Mick Gage Plumbing and Heating

Elite® Series G60 Gas Furnace
Two-stage operation provides
more even temperatures
and can provide a higher
level of comfort than
single-stage furnaces
Product
Comparison
two-stage, mid-efficiency furnace
High-Efficiency
Furnaces
Two-stage heating increases comfort, lowers sound
The G60 delivers even, quiet heating with a two-stage
design and dedicated low speed for continuous
Low-speed, continuous fan
setting provides a quiet,
consistent flow of air
fan operation.
Dave Lennox Signature ®
Feature ComparisonG71P
Money-saving energy efficiency
Efficient design can result in
significant energy savings
With efficiency ratings of 80% AFUE, the G60 offers more
consistent warmth for every energy dollar you spend. It
SureLight® Control delivers
starting reliability
keeps you cozy and comfortable, while keeping your
energy costs down.
Efficiency Rating
80% AFUE.
3-year heating savings
g60
Warranty
20-year limited warranty
on the heat exchanger.
$3000
$2250
$2620
$1500
$1330
$750
5-year limited warranty
on all remaining covered
components.
0
AFUE
80% vs. 55%
80% vs. 65%
80% efficient G60 gas furnace vs. 55% and
65% AFUE units
This chart depicts potential
energy savings you can expect
from the G60 gas furnace
versus older furnaces with
lower efficiency ratings.
Criteria used in this example
are 2,000 full-load heating
hours, with a 60,000 Btuh
heating design load and
$1.281 ccf for gas. Your actual
savings will vary depending
on the weather, local fuel
rates and your lifestyle.
AFUE = Annual Fuel Utilization
Efficiency.
Elite Series G50 Gas Furnace
Low-speed, continuous fan
setting provides a quiet,
consistent flow of air
Elite®
g61v
g61
g51
Energy efficiency (AFUE)
95%
Up to 95%
94.1%
92.1%
Quiet operationSilentComfort™ technology
Fully insulated
Fully insulated
Fully insulated
Heat exchangerDuralok Plus®Duralok Plus Duralok Plus Duralok Plus ◆
Variable speed motor
AirFlex™ technology
Stages of heatingPrecise Comfort™
2
2
1
◆
◆
◆
Enhanced temperature control
◆
◆
Enhanced humidity control
◆
◆
SEER improvement
Stainless steel secondary
◆
◆
◆
◆
heat exchanger
◆
Ultra-low constant fan
AirFlex™ technology
◆
◆
◆
◆
Insulated blower section
Ignition SureLight® ControlSureLight ControlSureLight ControlSureLight Control
Covered parts warranty
10-year limited
5-year limited
5-year limited
5-year limited
Heat exchanger warrantyLimited lifetimeLimited lifetimeLimited lifetimeLimited lifetime
customize your comfort
Lennox® heating, cooling and indoor air quality products are designed to
provide efficient, ­economical comfort—not only as individual units, but also
Note: Warranties noted apply to residential applications only and are limited. Please see actual warranty certificate for details.
together as an integrated system. This combined network of products ­delivers
on every comfort count, from consistent temperatures and balanced humidity to improved indoor air quality. Lennox
Product
Comparison
also offers a line of residential generators, which provide safe, reliable standby power in the event of outages.
Dealers You Can Count On
Choosing the right dealer for your home’s heating, cooling and air quality needs is every bit as important as choosing the
Mid-Efficiency
Furnaces
whenever you call. Your Lennox dealer’s dedication to quality shows in his knowledge, training and expertise in designing
the right system for your home, installing it properly and keeping it running perfectly for many years to come.
SureLight® Control delivers
starting reliability
your heating comfort. With a dedicated low speed for
Dave Lennox Signature ®
The G50 lowers your cost of living without compromising
Feature Comparison
continuous fan operation and insulated blower compartment,
the G50 provides years and years of quiet, consistent warmth.
Efficiency Rating
Efficient, economical comfort
80% AFUE.
With heating efficiencies of 80% AFUE, the G50 offers
Warranty
20-year limited warranty
on the heat exchanger.
substantial energy savings compared to older furnaces.
g50
g60v
Elite®
g60
g50
Energy efficiency (AFUE)
80%
80%
80%
Quiet operationSilentComfort™ Technology
Fully insulated
Fully insulated
Heat exchangerDuralok® Duralok® Duralok® ◆
Variable speed motor
Stages of heating
2
2
1
◆
◆
Enhanced temperature control
◆
Enhanced humidity control
◆
SEER improvement
Stainless steel secondary
◆
◆
◆
heat exchanger
◆
Ultra-low constant fan
◆
◆
◆
Insulated blower section
Ignition SureLight ControlSureLight ControlSureLight Control
Covered parts warranty
10-year limited
5-year limited
5-year limited
Heat exchanger warranty
20-year limited
20-year limited
20-year limited
© Lennox Industries Inc. 2005
(72M71) FCB 12/07
Note: Warranties noted apply to residential applications only and are limited. Please see actual warranty certificate for details.
5
3
Visit us at www.lennox.com, or contact us at 1-800-9-LENNOX.
Gas Furnaces
Featuring the industry-leading variablecapacity G71P for total heating comfort
Low-speed, continuous fan operation for quiet,
consistent heating
& Elite ® Series
right brand. We think you’ll agree our independent dealers are a big reason you can count on quality customer service
single-stage, mid-efficiency furnace
Efficient design can result in
significant energy savings
5-year limited warranty
on all remaining covered
components.
Dave Lennox Signature ® Collection and Elite® Series Gas Furnaces
 Air conditioner or heat pump
 Thermostat
 Furnace or air handler
 Filtration device
 Germicidal light
 Indoor coil
 Humidifier
 HEPA bypass filtration system
 Energy recovery ventilator
•• Supply duct
•• Return duct
•• Dehumidifier system
•• Residential generator
PC52168
Innovation never felt so good.™
Dave Lennox Signature ® Collection G71P Gas Furnace
Dave Lennox Signature Collection G60V Gas Furnace
Precise Comfort™ technology
automatically adjusts heat and
airflow capacity demands,
varying output in increments
as small as 1% for greater
temperature control
SilentComfort™ technology
provides smooth, quiet heating
THE QUIETEST FURNACE YOU CAN BUY*—
AND ONE OF THE MOST EFFICIENT
Minimum Sound, Maximum efficiency
Advanced technology makes the G71P the quietest ­furnace
you can buy—competitive furnaces are up to eight times
louder. And with an energy rating of 95% AFUE in all
­models in all installation position, the G71P can save
you up to $1000 each year on your utility bills.
Innovative design ensures
quiet operation—up to eight
times quieter than its closest
competitor
Outstanding system efficiency
can save you hundreds of
dollars each year
AirFlex technology provides
increased system efficiency
and enhanced humidity
control when paired with
a Lennox® air conditioner or
heat pump
Precise Comfort™ Technology
The G71P constantly monitors your home’s heating needs
as outdoor temperatures change. Then, using innovative
variable-capacity technology, the furnace adjusts heat and
airflow output in increments as small as 1%, resulting in
precise temperatures and greater efficiency.
™
g71p
AirFlex™ Technology
A blower setting for every region
ENERGY STAR® qualified
The G71P’s innovative AirFlex technology allows your
Lennox dealer to select the airside performance best suited
to your lifestyle, home design and geographic location.
Efficiency rating
95% AFUE (Annual Fuel
Utilization Efficiency).
Settings can be chosen to minimize sound, reduce
humidity, provide increased airflow, or to combine
functions as needed. When paired with a Lennox® air
conditioner or heat pump, the G71P is able to provide
customized comfort from the outdoor cold of winter
to the extremes of summertime conditions.
Warranty
Limited lifetime warranty
on the heat exchanger.
10-year limited warranty
on all remaining covered
components.
Sound intensity
Elite® Series Collection G61V Gas Furnace
The quietest furnace in its class**
Variable speed blower and
two-stage heat provide
smooth operation and even
temperatures
Smooth, quiet operation
Variable speed technology
delivers greater humidity
control and constant airflow
for improved comfort and
indoor air quality
Gradual speed for a greater degree of control
Variable speed blower and
two-stage heat provide
smooth operation and even
temperatures
Innovative variable speed and SilentComfort technology make
The variable speed motor gradually increases speed, so there’s no
sudden blast of air at startup. It operates quietly and smoothly,
keeping temperature consistent and humidity under control.
Efficient design can result in
significant energy savings
Thanks to its variable speed motor, the G61V closely controls the
capacity over 80% of the time, it runs for longer periods
Outstanding energy efficiency
The G61V provides heating efficiencies of up to 95%. Among its
Energy Star® qualified
3-year heating savings
Energy Star qualified
energy-saving features is a variable speed motor that uses about
g61v
5-year limited warranty
on all remaining covered
components.
you conserve energy, and even alerts you
when it’s time for routine service or
Humidity
Control
2
Heat Capacity in Btuh
High efficiency can save you
hundreds of dollars each year
$3000
$2500
$2240
$2000
$1500
Gradual acceleration and deceleration of the variable speed motor
significantly reduce sound.
$1000
$500
0
Temperature control comparison
95%
vs. 55%
95%
vs. 65%
95% efficient G61V Gas Furnace vs. 55% and
65% AFUE units
This chart depicts potential energy
savings you can expect from the
G61V furnace, versus older
furnaces with lower efficiency
ratings. Criteria used in this
example are 2,000 full-load heating
hours, with a 60,000 Btuh heating
design load and $1.281 ccf for
gas. Your actual savings may vary,
depending on the weather patterns
in your local area, local fuel rates
and your individual lifestyle.
Amount of heat
needed to maintain
an even temperature
(capacity requirements will
vary with outdoor conditions)
Quality you can trust.
Single-stage furnace
Two-stage furnace
Single-Stage
Furnace
(ON/OFF)
Two-Stage
Furnace
(LOW/HIGH)
G71P VariableCapacity Furnace
(1% Increments)
**Based on sound pressure levels during steady-state, high-fire operation of Lennox G60UHV-36A-070 and leading
competitive units at midpoint temperature rise and minimum external static pressure when set up per Section
4.5.3 of ARI 260.
Lennox has earned the Good Housekeeping Seal
on select residential furnaces, air ­conditioners
and heat pumps. Ask your dealer for details.
4
g61
$2250
$2194
$1500
$750
0
AFUE
94.1% vs. 55%
94.1% vs. 65%
94.1% efficient G61 gas furnace vs. 55% and
65% equivalent AFUE units
This chart depicts potential
energy savings you can expect
from the G61 gas furnace
versus older furnaces with
lower efficiency ratings. Criteria
used in this example are 2,000
full-load heating hours, with
a 60,000 Btuh heating design
load and $1.281 ccf for gas.
Your actual savings will vary
depending on the weather, local
fuel rates and your lifestyle.
Elite Series G51 Gas Furnace
$3530
$3500
Added
Efficiency
$3484
$3000
parts replacement.
$4000
Gradual
Deceleration
$3750
5-year limited warranty
on all remaining covered
components.
use programming options, it also helps
3-year heating savings
Full Capacity
Gradual
Acceleration
comfort system. Designed with easy-to-
AFUE
*Based on sound pressure levels ­during
steady-state, high-fire operation of Lennox
G71P-36B-070 and leading competitive
units at mid-point temperature rise and
minimum external static pressure when set
up per Section 4.5.3 of ARI 260.
Warranty
Limited lifetime warranty
on the heat exchanger.
10-year limited warranty
on all remaining covered
components.
Less noise. Less humidity. More comfort.
Furnace Technology Comparison
thermostat is used, it functions as the
command center for your Lennox home
providing more even temperature and heat distribution.
Efficiency Rating
94.1% AFUE.
Warranty
Limited lifetime warranty
on the heat exchanger.
extremely cold days. Since the G61 can operate at low
$4500
When a ComfortSense™ touchscreen
Warranty
20-year limited warranty
on the heat exchanger.
variable speed operation
Unlike typical single-stage furnaces, the G61 has two levels
Low-speed, continuous fan
setting provides a quiet,
consistent flow of air
furnaces, the G61V has two levels of heating—first stage/low heat
two-thirds less electricity than a standard motor.
g60v
Two levels of heat, a high level of comfort
of heat output: low heat for mild days and high heat for
for mild days and second stage/high heat for extremely cold days.
Efficiency rating
Up to 95% AFUE.
Two-stage, high-efficiency furnace
High efficiency can save you
hundreds of dollars each year
flow of air throughout your home. And unlike typical single-stage
Provides enhanced humidity
control when paired with a
Lennox® air conditioner or
heat pump
Off
The G71P is up to 8 times quieter
than its closest competitor*
Two-stage operation provides
more even temperatures
and can provide a higher
level of comfort than
single-stage furnaces
A higher level of comfort
®
Efficiency Rating
80% AFUE.
Two-stage, high-efficiency furnace
Outstanding efficiency can
save you hundreds of dollars
each year
the G60V the quietest furnace in its class.
Elite Series G61 Gas Furnace
Every component of every product is tested again and again,
giving you the assurance of long-lasting, worry-free performance.
6
single-stage, High-efficiency furnace
SureLight® Control delivers
starting reliability
High-efficiency operation, low-speed continuous fan
Low-speed, continuous fan
setting provides a consistent
flow of air
increases comfort, while reducing sound. And it achieves a
The G51 has a low-speed, continuous fan setting that
remarkable efficiency rating of 92.1%, which means you’ll
stay warm for less.
Energy Star® qualified
3-year heating savings
Efficiency Rating
$4500
92.1% AFUE.
$3750
Warranty
Limited lifetime warranty
on the heat exchanger.
$3000
5-year limited warranty
on all remaining covered
components.
$3378
$2250
$2088
$1500
g51
$750
0
AFUE
92.1% vs. 55%
92.1% vs. 65%
92.1% efficient G51 gas furnace vs. 55% and
65% equivalent AFUE units
This chart depicts potential
energy savings you can expect
from the G51 gas furnace
versus older furnaces with
lower efficiency ratings.
Criteria used in this example
are 2,000 full-load heating
hours, with a 60,000 Btuh
heating design load and
$1.281 ccf for gas. Your actual
savings will vary depending on
the weather, local fuel rates
and your lifestyle.
7
Elite® Series G60 Gas Furnace
Two-stage operation provides
more even temperatures
and can provide a higher
level of comfort than
single-stage furnaces
Product
Comparison
two-stage, mid-efficiency furnace
High-Efficiency
Furnaces
Two-stage heating increases comfort, lowers sound
The G60 delivers even, quiet heating with a two-stage
design and dedicated low speed for continuous
Low-speed, continuous fan
setting provides a quiet,
consistent flow of air
fan operation.
Dave Lennox Signature ®
Feature ComparisonG71P
Money-saving energy efficiency
Efficient design can result in
significant energy savings
With efficiency ratings of 80% AFUE, the G60 offers more
consistent warmth for every energy dollar you spend. It
SureLight® Control delivers
starting reliability
keeps you cozy and comfortable, while keeping your
energy costs down.
Efficiency Rating
80% AFUE.
3-year heating savings
g60
Warranty
20-year limited warranty
on the heat exchanger.
$3000
$2250
$2620
$1500
$1330
$750
5-year limited warranty
on all remaining covered
components.
0
AFUE
80% vs. 55%
80% vs. 65%
80% efficient G60 gas furnace vs. 55% and
65% AFUE units
This chart depicts potential
energy savings you can expect
from the G60 gas furnace
versus older furnaces with
lower efficiency ratings.
Criteria used in this example
are 2,000 full-load heating
hours, with a 60,000 Btuh
heating design load and
$1.281 ccf for gas. Your actual
savings will vary depending
on the weather, local fuel
rates and your lifestyle.
AFUE = Annual Fuel Utilization
Efficiency.
Elite Series G50 Gas Furnace
Low-speed, continuous fan
setting provides a quiet,
consistent flow of air
Elite®
g61v
g61
g51
Energy efficiency (AFUE)
95%
Up to 95%
94.1%
92.1%
Quiet operationSilentComfort™ technology
Fully insulated
Fully insulated
Fully insulated
Heat exchangerDuralok Plus®Duralok Plus Duralok Plus Duralok Plus ◆
Variable speed motor
AirFlex™ technology
Stages of heatingPrecise Comfort™
2
2
1
◆
◆
◆
Enhanced temperature control
◆
◆
Enhanced humidity control
◆
◆
SEER improvement
Stainless steel secondary
◆
◆
◆
◆
heat exchanger
◆
Ultra-low constant fan
AirFlex™ technology
◆
◆
◆
◆
Insulated blower section
Ignition SureLight® ControlSureLight ControlSureLight ControlSureLight Control
Covered parts warranty
10-year limited
5-year limited
5-year limited
5-year limited
Heat exchanger warrantyLimited lifetimeLimited lifetimeLimited lifetimeLimited lifetime
customize your comfort
Lennox® heating, cooling and indoor air quality products are designed to
provide efficient, ­economical comfort—not only as individual units, but also
Note: Warranties noted apply to residential applications only and are limited. Please see actual warranty certificate for details.
together as an integrated system. This combined network of products ­delivers
on every comfort count, from consistent temperatures and balanced humidity to improved indoor air quality. Lennox
Product
Comparison
also offers a line of residential generators, which provide safe, reliable standby power in the event of outages.
Dealers You Can Count On
Choosing the right dealer for your home’s heating, cooling and air quality needs is every bit as important as choosing the
Mid-Efficiency
Furnaces
whenever you call. Your Lennox dealer’s dedication to quality shows in his knowledge, training and expertise in designing
the right system for your home, installing it properly and keeping it running perfectly for many years to come.
SureLight® Control delivers
starting reliability
your heating comfort. With a dedicated low speed for
Dave Lennox Signature ®
The G50 lowers your cost of living without compromising
Feature Comparison
continuous fan operation and insulated blower compartment,
the G50 provides years and years of quiet, consistent warmth.
Efficiency Rating
Efficient, economical comfort
80% AFUE.
With heating efficiencies of 80% AFUE, the G50 offers
Warranty
20-year limited warranty
on the heat exchanger.
substantial energy savings compared to older furnaces.
g50
g60v
Elite®
g60
g50
Energy efficiency (AFUE)
80%
80%
80%
Quiet operationSilentComfort™ Technology
Fully insulated
Fully insulated
Heat exchangerDuralok® Duralok® Duralok® ◆
Variable speed motor
Stages of heating
2
2
1
◆
◆
Enhanced temperature control
◆
Enhanced humidity control
◆
SEER improvement
Stainless steel secondary
◆
◆
◆
heat exchanger
◆
Ultra-low constant fan
◆
◆
◆
Insulated blower section
Ignition SureLight ControlSureLight ControlSureLight Control
Covered parts warranty
10-year limited
5-year limited
5-year limited
Heat exchanger warranty
20-year limited
20-year limited
20-year limited
© Lennox Industries Inc. 2005
(72M71) FCB 12/07
Note: Warranties noted apply to residential applications only and are limited. Please see actual warranty certificate for details.
5
3
Visit us at www.lennox.com, or contact us at 1-800-9-LENNOX.
Gas Furnaces
Featuring the industry-leading variablecapacity G71P for total heating comfort
Low-speed, continuous fan operation for quiet,
consistent heating
& Elite ® Series
right brand. We think you’ll agree our independent dealers are a big reason you can count on quality customer service
single-stage, mid-efficiency furnace
Efficient design can result in
significant energy savings
5-year limited warranty
on all remaining covered
components.
Dave Lennox Signature ® Collection and Elite® Series Gas Furnaces
 Air conditioner or heat pump
 Thermostat
 Furnace or air handler
 Filtration device
 Germicidal light
 Indoor coil
 Humidifier
 HEPA bypass filtration system
 Energy recovery ventilator
•• Supply duct
•• Return duct
•• Dehumidifier system
•• Residential generator
PC52168
Innovation never felt so good.™
Dave Lennox Signature ® Collection G71P Gas Furnace
Dave Lennox Signature Collection G60V Gas Furnace
Precise Comfort™ technology
automatically adjusts heat and
airflow capacity demands,
varying output in increments
as small as 1% for greater
temperature control
SilentComfort™ technology
provides smooth, quiet heating
THE QUIETEST FURNACE YOU CAN BUY*—
AND ONE OF THE MOST EFFICIENT
Minimum Sound, Maximum efficiency
Advanced technology makes the G71P the quietest ­furnace
you can buy—competitive furnaces are up to eight times
louder. And with an energy rating of 95% AFUE in all
­models in all installation position, the G71P can save
you up to $1000 each year on your utility bills.
Innovative design ensures
quiet operation—up to eight
times quieter than its closest
competitor
Outstanding system efficiency
can save you hundreds of
dollars each year
AirFlex technology provides
increased system efficiency
and enhanced humidity
control when paired with
a Lennox® air conditioner or
heat pump
Precise Comfort™ Technology
The G71P constantly monitors your home’s heating needs
as outdoor temperatures change. Then, using innovative
variable-capacity technology, the furnace adjusts heat and
airflow output in increments as small as 1%, resulting in
precise temperatures and greater efficiency.
™
g71p
AirFlex™ Technology
A blower setting for every region
ENERGY STAR® qualified
The G71P’s innovative AirFlex technology allows your
Lennox dealer to select the airside performance best suited
to your lifestyle, home design and geographic location.
Efficiency rating
95% AFUE (Annual Fuel
Utilization Efficiency).
Settings can be chosen to minimize sound, reduce
humidity, provide increased airflow, or to combine
functions as needed. When paired with a Lennox® air
conditioner or heat pump, the G71P is able to provide
customized comfort from the outdoor cold of winter
to the extremes of summertime conditions.
Warranty
Limited lifetime warranty
on the heat exchanger.
10-year limited warranty
on all remaining covered
components.
Sound intensity
Elite® Series Collection G61V Gas Furnace
The quietest furnace in its class**
Variable speed blower and
two-stage heat provide
smooth operation and even
temperatures
Smooth, quiet operation
Variable speed technology
delivers greater humidity
control and constant airflow
for improved comfort and
indoor air quality
Gradual speed for a greater degree of control
Variable speed blower and
two-stage heat provide
smooth operation and even
temperatures
Innovative variable speed and SilentComfort technology make
The variable speed motor gradually increases speed, so there’s no
sudden blast of air at startup. It operates quietly and smoothly,
keeping temperature consistent and humidity under control.
Efficient design can result in
significant energy savings
Thanks to its variable speed motor, the G61V closely controls the
capacity over 80% of the time, it runs for longer periods
Outstanding energy efficiency
The G61V provides heating efficiencies of up to 95%. Among its
Energy Star® qualified
3-year heating savings
Energy Star qualified
energy-saving features is a variable speed motor that uses about
g61v
5-year limited warranty
on all remaining covered
components.
you conserve energy, and even alerts you
when it’s time for routine service or
Humidity
Control
2
Heat Capacity in Btuh
High efficiency can save you
hundreds of dollars each year
$3000
$2500
$2240
$2000
$1500
Gradual acceleration and deceleration of the variable speed motor
significantly reduce sound.
$1000
$500
0
Temperature control comparison
95%
vs. 55%
95%
vs. 65%
95% efficient G61V Gas Furnace vs. 55% and
65% AFUE units
This chart depicts potential energy
savings you can expect from the
G61V furnace, versus older
furnaces with lower efficiency
ratings. Criteria used in this
example are 2,000 full-load heating
hours, with a 60,000 Btuh heating
design load and $1.281 ccf for
gas. Your actual savings may vary,
depending on the weather patterns
in your local area, local fuel rates
and your individual lifestyle.
Amount of heat
needed to maintain
an even temperature
(capacity requirements will
vary with outdoor conditions)
Quality you can trust.
Single-stage furnace
Two-stage furnace
Single-Stage
Furnace
(ON/OFF)
Two-Stage
Furnace
(LOW/HIGH)
G71P VariableCapacity Furnace
(1% Increments)
**Based on sound pressure levels during steady-state, high-fire operation of Lennox G60UHV-36A-070 and leading
competitive units at midpoint temperature rise and minimum external static pressure when set up per Section
4.5.3 of ARI 260.
Lennox has earned the Good Housekeeping Seal
on select residential furnaces, air ­conditioners
and heat pumps. Ask your dealer for details.
4
g61
$2250
$2194
$1500
$750
0
AFUE
94.1% vs. 55%
94.1% vs. 65%
94.1% efficient G61 gas furnace vs. 55% and
65% equivalent AFUE units
This chart depicts potential
energy savings you can expect
from the G61 gas furnace
versus older furnaces with
lower efficiency ratings. Criteria
used in this example are 2,000
full-load heating hours, with
a 60,000 Btuh heating design
load and $1.281 ccf for gas.
Your actual savings will vary
depending on the weather, local
fuel rates and your lifestyle.
Elite Series G51 Gas Furnace
$3530
$3500
Added
Efficiency
$3484
$3000
parts replacement.
$4000
Gradual
Deceleration
$3750
5-year limited warranty
on all remaining covered
components.
use programming options, it also helps
3-year heating savings
Full Capacity
Gradual
Acceleration
comfort system. Designed with easy-to-
AFUE
*Based on sound pressure levels ­during
steady-state, high-fire operation of Lennox
G71P-36B-070 and leading competitive
units at mid-point temperature rise and
minimum external static pressure when set
up per Section 4.5.3 of ARI 260.
Warranty
Limited lifetime warranty
on the heat exchanger.
10-year limited warranty
on all remaining covered
components.
Less noise. Less humidity. More comfort.
Furnace Technology Comparison
thermostat is used, it functions as the
command center for your Lennox home
providing more even temperature and heat distribution.
Efficiency Rating
94.1% AFUE.
Warranty
Limited lifetime warranty
on the heat exchanger.
extremely cold days. Since the G61 can operate at low
$4500
When a ComfortSense™ touchscreen
Warranty
20-year limited warranty
on the heat exchanger.
variable speed operation
Unlike typical single-stage furnaces, the G61 has two levels
Low-speed, continuous fan
setting provides a quiet,
consistent flow of air
furnaces, the G61V has two levels of heating—first stage/low heat
two-thirds less electricity than a standard motor.
g60v
Two levels of heat, a high level of comfort
of heat output: low heat for mild days and high heat for
for mild days and second stage/high heat for extremely cold days.
Efficiency rating
Up to 95% AFUE.
Two-stage, high-efficiency furnace
High efficiency can save you
hundreds of dollars each year
flow of air throughout your home. And unlike typical single-stage
Provides enhanced humidity
control when paired with a
Lennox® air conditioner or
heat pump
Off
The G71P is up to 8 times quieter
than its closest competitor*
Two-stage operation provides
more even temperatures
and can provide a higher
level of comfort than
single-stage furnaces
A higher level of comfort
®
Efficiency Rating
80% AFUE.
Two-stage, high-efficiency furnace
Outstanding efficiency can
save you hundreds of dollars
each year
the G60V the quietest furnace in its class.
Elite Series G61 Gas Furnace
Every component of every product is tested again and again,
giving you the assurance of long-lasting, worry-free performance.
6
single-stage, High-efficiency furnace
SureLight® Control delivers
starting reliability
High-efficiency operation, low-speed continuous fan
Low-speed, continuous fan
setting provides a consistent
flow of air
increases comfort, while reducing sound. And it achieves a
The G51 has a low-speed, continuous fan setting that
remarkable efficiency rating of 92.1%, which means you’ll
stay warm for less.
Energy Star® qualified
3-year heating savings
Efficiency Rating
$4500
92.1% AFUE.
$3750
Warranty
Limited lifetime warranty
on the heat exchanger.
$3000
5-year limited warranty
on all remaining covered
components.
$3378
$2250
$2088
$1500
g51
$750
0
AFUE
92.1% vs. 55%
92.1% vs. 65%
92.1% efficient G51 gas furnace vs. 55% and
65% equivalent AFUE units
This chart depicts potential
energy savings you can expect
from the G51 gas furnace
versus older furnaces with
lower efficiency ratings.
Criteria used in this example
are 2,000 full-load heating
hours, with a 60,000 Btuh
heating design load and
$1.281 ccf for gas. Your actual
savings will vary depending on
the weather, local fuel rates
and your lifestyle.
7
Elite® Series G60 Gas Furnace
Two-stage operation provides
more even temperatures
and can provide a higher
level of comfort than
single-stage furnaces
Product
Comparison
two-stage, mid-efficiency furnace
High-Efficiency
Furnaces
Two-stage heating increases comfort, lowers sound
The G60 delivers even, quiet heating with a two-stage
design and dedicated low speed for continuous
Low-speed, continuous fan
setting provides a quiet,
consistent flow of air
fan operation.
Dave Lennox Signature ®
Feature ComparisonG71P
Money-saving energy efficiency
Efficient design can result in
significant energy savings
With efficiency ratings of 80% AFUE, the G60 offers more
consistent warmth for every energy dollar you spend. It
SureLight® Control delivers
starting reliability
keeps you cozy and comfortable, while keeping your
energy costs down.
Efficiency Rating
80% AFUE.
3-year heating savings
g60
Warranty
20-year limited warranty
on the heat exchanger.
$3000
$2250
$2620
$1500
$1330
$750
5-year limited warranty
on all remaining covered
components.
0
AFUE
80% vs. 55%
80% vs. 65%
80% efficient G60 gas furnace vs. 55% and
65% AFUE units
This chart depicts potential
energy savings you can expect
from the G60 gas furnace
versus older furnaces with
lower efficiency ratings.
Criteria used in this example
are 2,000 full-load heating
hours, with a 60,000 Btuh
heating design load and
$1.281 ccf for gas. Your actual
savings will vary depending
on the weather, local fuel
rates and your lifestyle.
AFUE = Annual Fuel Utilization
Efficiency.
Elite Series G50 Gas Furnace
Low-speed, continuous fan
setting provides a quiet,
consistent flow of air
Elite®
g61v
g61
g51
Energy efficiency (AFUE)
95%
Up to 95%
94.1%
92.1%
Quiet operationSilentComfort™ technology
Fully insulated
Fully insulated
Fully insulated
Heat exchangerDuralok Plus®Duralok Plus Duralok Plus Duralok Plus ◆
Variable speed motor
AirFlex™ technology
Stages of heatingPrecise Comfort™
2
2
1
◆
◆
◆
Enhanced temperature control
◆
◆
Enhanced humidity control
◆
◆
SEER improvement
Stainless steel secondary
◆
◆
◆
◆
heat exchanger
◆
Ultra-low constant fan
AirFlex™ technology
◆
◆
◆
◆
Insulated blower section
Ignition SureLight® ControlSureLight ControlSureLight ControlSureLight Control
Covered parts warranty
10-year limited
5-year limited
5-year limited
5-year limited
Heat exchanger warrantyLimited lifetimeLimited lifetimeLimited lifetimeLimited lifetime
customize your comfort
Lennox® heating, cooling and indoor air quality products are designed to
provide efficient, ­economical comfort—not only as individual units, but also
Note: Warranties noted apply to residential applications only and are limited. Please see actual warranty certificate for details.
together as an integrated system. This combined network of products ­delivers
on every comfort count, from consistent temperatures and balanced humidity to improved indoor air quality. Lennox
Product
Comparison
also offers a line of residential generators, which provide safe, reliable standby power in the event of outages.
Dealers You Can Count On
Choosing the right dealer for your home’s heating, cooling and air quality needs is every bit as important as choosing the
Mid-Efficiency
Furnaces
whenever you call. Your Lennox dealer’s dedication to quality shows in his knowledge, training and expertise in designing
the right system for your home, installing it properly and keeping it running perfectly for many years to come.
SureLight® Control delivers
starting reliability
your heating comfort. With a dedicated low speed for
Dave Lennox Signature ®
The G50 lowers your cost of living without compromising
Feature Comparison
continuous fan operation and insulated blower compartment,
the G50 provides years and years of quiet, consistent warmth.
Efficiency Rating
Efficient, economical comfort
80% AFUE.
With heating efficiencies of 80% AFUE, the G50 offers
Warranty
20-year limited warranty
on the heat exchanger.
substantial energy savings compared to older furnaces.
g50
g60v
Elite®
g60
g50
Energy efficiency (AFUE)
80%
80%
80%
Quiet operationSilentComfort™ Technology
Fully insulated
Fully insulated
Heat exchangerDuralok® Duralok® Duralok® ◆
Variable speed motor
Stages of heating
2
2
1
◆
◆
Enhanced temperature control
◆
Enhanced humidity control
◆
SEER improvement
Stainless steel secondary
◆
◆
◆
heat exchanger
◆
Ultra-low constant fan
◆
◆
◆
Insulated blower section
Ignition SureLight ControlSureLight ControlSureLight Control
Covered parts warranty
10-year limited
5-year limited
5-year limited
Heat exchanger warranty
20-year limited
20-year limited
20-year limited
© Lennox Industries Inc. 2005
(72M71) FCB 12/07
Note: Warranties noted apply to residential applications only and are limited. Please see actual warranty certificate for details.
5
3
Visit us at www.lennox.com, or contact us at 1-800-9-LENNOX.
Gas Furnaces
Featuring the industry-leading variablecapacity G71P for total heating comfort
Low-speed, continuous fan operation for quiet,
consistent heating
& Elite ® Series
right brand. We think you’ll agree our independent dealers are a big reason you can count on quality customer service
single-stage, mid-efficiency furnace
Efficient design can result in
significant energy savings
5-year limited warranty
on all remaining covered
components.
Dave Lennox Signature ® Collection and Elite® Series Gas Furnaces
 Air conditioner or heat pump
 Thermostat
 Furnace or air handler
 Filtration device
 Germicidal light
 Indoor coil
 Humidifier
 HEPA bypass filtration system
 Energy recovery ventilator
•• Supply duct
•• Return duct
•• Dehumidifier system
•• Residential generator
PC52168
Innovation never felt so good.™
Dave Lennox Signature ® Collection G71P Gas Furnace
Dave Lennox Signature Collection G60V Gas Furnace
Precise Comfort™ technology
automatically adjusts heat and
airflow capacity demands,
varying output in increments
as small as 1% for greater
temperature control
SilentComfort™ technology
provides smooth, quiet heating
THE QUIETEST FURNACE YOU CAN BUY*—
AND ONE OF THE MOST EFFICIENT
Minimum Sound, Maximum efficiency
Advanced technology makes the G71P the quietest ­furnace
you can buy—competitive furnaces are up to eight times
louder. And with an energy rating of 95% AFUE in all
­models in all installation position, the G71P can save
you up to $1000 each year on your utility bills.
Innovative design ensures
quiet operation—up to eight
times quieter than its closest
competitor
Outstanding system efficiency
can save you hundreds of
dollars each year
AirFlex technology provides
increased system efficiency
and enhanced humidity
control when paired with
a Lennox® air conditioner or
heat pump
Precise Comfort™ Technology
The G71P constantly monitors your home’s heating needs
as outdoor temperatures change. Then, using innovative
variable-capacity technology, the furnace adjusts heat and
airflow output in increments as small as 1%, resulting in
precise temperatures and greater efficiency.
™
g71p
AirFlex™ Technology
A blower setting for every region
ENERGY STAR® qualified
The G71P’s innovative AirFlex technology allows your
Lennox dealer to select the airside performance best suited
to your lifestyle, home design and geographic location.
Efficiency rating
95% AFUE (Annual Fuel
Utilization Efficiency).
Settings can be chosen to minimize sound, reduce
humidity, provide increased airflow, or to combine
functions as needed. When paired with a Lennox® air
conditioner or heat pump, the G71P is able to provide
customized comfort from the outdoor cold of winter
to the extremes of summertime conditions.
Warranty
Limited lifetime warranty
on the heat exchanger.
10-year limited warranty
on all remaining covered
components.
Sound intensity
Elite® Series Collection G61V Gas Furnace
The quietest furnace in its class**
Variable speed blower and
two-stage heat provide
smooth operation and even
temperatures
Smooth, quiet operation
Variable speed technology
delivers greater humidity
control and constant airflow
for improved comfort and
indoor air quality
Gradual speed for a greater degree of control
Variable speed blower and
two-stage heat provide
smooth operation and even
temperatures
Innovative variable speed and SilentComfort technology make
The variable speed motor gradually increases speed, so there’s no
sudden blast of air at startup. It operates quietly and smoothly,
keeping temperature consistent and humidity under control.
Efficient design can result in
significant energy savings
Thanks to its variable speed motor, the G61V closely controls the
capacity over 80% of the time, it runs for longer periods
Outstanding energy efficiency
The G61V provides heating efficiencies of up to 95%. Among its
Energy Star® qualified
3-year heating savings
Energy Star qualified
energy-saving features is a variable speed motor that uses about
g61v
5-year limited warranty
on all remaining covered
components.
you conserve energy, and even alerts you
when it’s time for routine service or
Humidity
Control
2
Heat Capacity in Btuh
High efficiency can save you
hundreds of dollars each year
$3000
$2500
$2240
$2000
$1500
Gradual acceleration and deceleration of the variable speed motor
significantly reduce sound.
$1000
$500
0
Temperature control comparison
95%
vs. 55%
95%
vs. 65%
95% efficient G61V Gas Furnace vs. 55% and
65% AFUE units
This chart depicts potential energy
savings you can expect from the
G61V furnace, versus older
furnaces with lower efficiency
ratings. Criteria used in this
example are 2,000 full-load heating
hours, with a 60,000 Btuh heating
design load and $1.281 ccf for
gas. Your actual savings may vary,
depending on the weather patterns
in your local area, local fuel rates
and your individual lifestyle.
Amount of heat
needed to maintain
an even temperature
(capacity requirements will
vary with outdoor conditions)
Quality you can trust.
Single-stage furnace
Two-stage furnace
Single-Stage
Furnace
(ON/OFF)
Two-Stage
Furnace
(LOW/HIGH)
G71P VariableCapacity Furnace
(1% Increments)
**Based on sound pressure levels during steady-state, high-fire operation of Lennox G60UHV-36A-070 and leading
competitive units at midpoint temperature rise and minimum external static pressure when set up per Section
4.5.3 of ARI 260.
Lennox has earned the Good Housekeeping Seal
on select residential furnaces, air ­conditioners
and heat pumps. Ask your dealer for details.
4
g61
$2250
$2194
$1500
$750
0
AFUE
94.1% vs. 55%
94.1% vs. 65%
94.1% efficient G61 gas furnace vs. 55% and
65% equivalent AFUE units
This chart depicts potential
energy savings you can expect
from the G61 gas furnace
versus older furnaces with
lower efficiency ratings. Criteria
used in this example are 2,000
full-load heating hours, with
a 60,000 Btuh heating design
load and $1.281 ccf for gas.
Your actual savings will vary
depending on the weather, local
fuel rates and your lifestyle.
Elite Series G51 Gas Furnace
$3530
$3500
Added
Efficiency
$3484
$3000
parts replacement.
$4000
Gradual
Deceleration
$3750
5-year limited warranty
on all remaining covered
components.
use programming options, it also helps
3-year heating savings
Full Capacity
Gradual
Acceleration
comfort system. Designed with easy-to-
AFUE
*Based on sound pressure levels ­during
steady-state, high-fire operation of Lennox
G71P-36B-070 and leading competitive
units at mid-point temperature rise and
minimum external static pressure when set
up per Section 4.5.3 of ARI 260.
Warranty
Limited lifetime warranty
on the heat exchanger.
10-year limited warranty
on all remaining covered
components.
Less noise. Less humidity. More comfort.
Furnace Technology Comparison
thermostat is used, it functions as the
command center for your Lennox home
providing more even temperature and heat distribution.
Efficiency Rating
94.1% AFUE.
Warranty
Limited lifetime warranty
on the heat exchanger.
extremely cold days. Since the G61 can operate at low
$4500
When a ComfortSense™ touchscreen
Warranty
20-year limited warranty
on the heat exchanger.
variable speed operation
Unlike typical single-stage furnaces, the G61 has two levels
Low-speed, continuous fan
setting provides a quiet,
consistent flow of air
furnaces, the G61V has two levels of heating—first stage/low heat
two-thirds less electricity than a standard motor.
g60v
Two levels of heat, a high level of comfort
of heat output: low heat for mild days and high heat for
for mild days and second stage/high heat for extremely cold days.
Efficiency rating
Up to 95% AFUE.
Two-stage, high-efficiency furnace
High efficiency can save you
hundreds of dollars each year
flow of air throughout your home. And unlike typical single-stage
Provides enhanced humidity
control when paired with a
Lennox® air conditioner or
heat pump
Off
The G71P is up to 8 times quieter
than its closest competitor*
Two-stage operation provides
more even temperatures
and can provide a higher
level of comfort than
single-stage furnaces
A higher level of comfort
®
Efficiency Rating
80% AFUE.
Two-stage, high-efficiency furnace
Outstanding efficiency can
save you hundreds of dollars
each year
the G60V the quietest furnace in its class.
Elite Series G61 Gas Furnace
Every component of every product is tested again and again,
giving you the assurance of long-lasting, worry-free performance.
6
single-stage, High-efficiency furnace
SureLight® Control delivers
starting reliability
High-efficiency operation, low-speed continuous fan
Low-speed, continuous fan
setting provides a consistent
flow of air
increases comfort, while reducing sound. And it achieves a
The G51 has a low-speed, continuous fan setting that
remarkable efficiency rating of 92.1%, which means you’ll
stay warm for less.
Energy Star® qualified
3-year heating savings
Efficiency Rating
$4500
92.1% AFUE.
$3750
Warranty
Limited lifetime warranty
on the heat exchanger.
$3000
5-year limited warranty
on all remaining covered
components.
$3378
$2250
$2088
$1500
g51
$750
0
AFUE
92.1% vs. 55%
92.1% vs. 65%
92.1% efficient G51 gas furnace vs. 55% and
65% equivalent AFUE units
This chart depicts potential
energy savings you can expect
from the G51 gas furnace
versus older furnaces with
lower efficiency ratings.
Criteria used in this example
are 2,000 full-load heating
hours, with a 60,000 Btuh
heating design load and
$1.281 ccf for gas. Your actual
savings will vary depending on
the weather, local fuel rates
and your lifestyle.
7
Innovation never felt so good.™
Dave Lennox Signature ® Collection G71P Gas Furnace
Dave Lennox Signature Collection G60V Gas Furnace
Precise Comfort™ technology
automatically adjusts heat and
airflow capacity demands,
varying output in increments
as small as 1% for greater
temperature control
SilentComfort™ technology
provides smooth, quiet heating
THE QUIETEST FURNACE YOU CAN BUY*—
AND ONE OF THE MOST EFFICIENT
Minimum Sound, Maximum efficiency
Advanced technology makes the G71P the quietest ­furnace
you can buy—competitive furnaces are up to eight times
louder. And with an energy rating of 95% AFUE in all
­models in all installation position, the G71P can save
you up to $1000 each year on your utility bills.
Innovative design ensures
quiet operation—up to eight
times quieter than its closest
competitor
Outstanding system efficiency
can save you hundreds of
dollars each year
AirFlex technology provides
increased system efficiency
and enhanced humidity
control when paired with
a Lennox® air conditioner or
heat pump
Precise Comfort™ Technology
The G71P constantly monitors your home’s heating needs
as outdoor temperatures change. Then, using innovative
variable-capacity technology, the furnace adjusts heat and
airflow output in increments as small as 1%, resulting in
precise temperatures and greater efficiency.
™
g71p
AirFlex™ Technology
A blower setting for every region
ENERGY STAR® qualified
The G71P’s innovative AirFlex technology allows your
Lennox dealer to select the airside performance best suited
to your lifestyle, home design and geographic location.
Efficiency rating
95% AFUE (Annual Fuel
Utilization Efficiency).
Settings can be chosen to minimize sound, reduce
humidity, provide increased airflow, or to combine
functions as needed. When paired with a Lennox® air
conditioner or heat pump, the G71P is able to provide
customized comfort from the outdoor cold of winter
to the extremes of summertime conditions.
Warranty
Limited lifetime warranty
on the heat exchanger.
10-year limited warranty
on all remaining covered
components.
Sound intensity
Elite® Series Collection G61V Gas Furnace
The quietest furnace in its class**
Variable speed blower and
two-stage heat provide
smooth operation and even
temperatures
Smooth, quiet operation
Variable speed technology
delivers greater humidity
control and constant airflow
for improved comfort and
indoor air quality
Gradual speed for a greater degree of control
Variable speed blower and
two-stage heat provide
smooth operation and even
temperatures
Innovative variable speed and SilentComfort technology make
The variable speed motor gradually increases speed, so there’s no
sudden blast of air at startup. It operates quietly and smoothly,
keeping temperature consistent and humidity under control.
Efficient design can result in
significant energy savings
Thanks to its variable speed motor, the G61V closely controls the
capacity over 80% of the time, it runs for longer periods
Outstanding energy efficiency
The G61V provides heating efficiencies of up to 95%. Among its
Energy Star® qualified
3-year heating savings
Energy Star qualified
energy-saving features is a variable speed motor that uses about
g61v
5-year limited warranty
on all remaining covered
components.
you conserve energy, and even alerts you
when it’s time for routine service or
Humidity
Control
2
Heat Capacity in Btuh
High efficiency can save you
hundreds of dollars each year
$3000
$2500
$2240
$2000
$1500
Gradual acceleration and deceleration of the variable speed motor
significantly reduce sound.
$1000
$500
0
Temperature control comparison
95%
vs. 55%
95%
vs. 65%
95% efficient G61V Gas Furnace vs. 55% and
65% AFUE units
This chart depicts potential energy
savings you can expect from the
G61V furnace, versus older
furnaces with lower efficiency
ratings. Criteria used in this
example are 2,000 full-load heating
hours, with a 60,000 Btuh heating
design load and $1.281 ccf for
gas. Your actual savings may vary,
depending on the weather patterns
in your local area, local fuel rates
and your individual lifestyle.
Amount of heat
needed to maintain
an even temperature
(capacity requirements will
vary with outdoor conditions)
Quality you can trust.
Single-stage furnace
Two-stage furnace
Single-Stage
Furnace
(ON/OFF)
Two-Stage
Furnace
(LOW/HIGH)
G71P VariableCapacity Furnace
(1% Increments)
**Based on sound pressure levels during steady-state, high-fire operation of Lennox G60UHV-36A-070 and leading
competitive units at midpoint temperature rise and minimum external static pressure when set up per Section
4.5.3 of ARI 260.
Lennox has earned the Good Housekeeping Seal
on select residential furnaces, air ­conditioners
and heat pumps. Ask your dealer for details.
4
g61
$2250
$2194
$1500
$750
0
AFUE
94.1% vs. 55%
94.1% vs. 65%
94.1% efficient G61 gas furnace vs. 55% and
65% equivalent AFUE units
This chart depicts potential
energy savings you can expect
from the G61 gas furnace
versus older furnaces with
lower efficiency ratings. Criteria
used in this example are 2,000
full-load heating hours, with
a 60,000 Btuh heating design
load and $1.281 ccf for gas.
Your actual savings will vary
depending on the weather, local
fuel rates and your lifestyle.
Elite Series G51 Gas Furnace
$3530
$3500
Added
Efficiency
$3484
$3000
parts replacement.
$4000
Gradual
Deceleration
$3750
5-year limited warranty
on all remaining covered
components.
use programming options, it also helps
3-year heating savings
Full Capacity
Gradual
Acceleration
comfort system. Designed with easy-to-
AFUE
*Based on sound pressure levels ­during
steady-state, high-fire operation of Lennox
G71P-36B-070 and leading competitive
units at mid-point temperature rise and
minimum external static pressure when set
up per Section 4.5.3 of ARI 260.
Warranty
Limited lifetime warranty
on the heat exchanger.
10-year limited warranty
on all remaining covered
components.
Less noise. Less humidity. More comfort.
Furnace Technology Comparison
thermostat is used, it functions as the
command center for your Lennox home
providing more even temperature and heat distribution.
Efficiency Rating
94.1% AFUE.
Warranty
Limited lifetime warranty
on the heat exchanger.
extremely cold days. Since the G61 can operate at low
$4500
When a ComfortSense™ touchscreen
Warranty
20-year limited warranty
on the heat exchanger.
variable speed operation
Unlike typical single-stage furnaces, the G61 has two levels
Low-speed, continuous fan
setting provides a quiet,
consistent flow of air
furnaces, the G61V has two levels of heating—first stage/low heat
two-thirds less electricity than a standard motor.
g60v
Two levels of heat, a high level of comfort
of heat output: low heat for mild days and high heat for
for mild days and second stage/high heat for extremely cold days.
Efficiency rating
Up to 95% AFUE.
Two-stage, high-efficiency furnace
High efficiency can save you
hundreds of dollars each year
flow of air throughout your home. And unlike typical single-stage
Provides enhanced humidity
control when paired with a
Lennox® air conditioner or
heat pump
Off
The G71P is up to 8 times quieter
than its closest competitor*
Two-stage operation provides
more even temperatures
and can provide a higher
level of comfort than
single-stage furnaces
A higher level of comfort
®
Efficiency Rating
80% AFUE.
Two-stage, high-efficiency furnace
Outstanding efficiency can
save you hundreds of dollars
each year
the G60V the quietest furnace in its class.
Elite Series G61 Gas Furnace
Every component of every product is tested again and again,
giving you the assurance of long-lasting, worry-free performance.
6
single-stage, High-efficiency furnace
SureLight® Control delivers
starting reliability
High-efficiency operation, low-speed continuous fan
Low-speed, continuous fan
setting provides a consistent
flow of air
increases comfort, while reducing sound. And it achieves a
The G51 has a low-speed, continuous fan setting that
remarkable efficiency rating of 92.1%, which means you’ll
stay warm for less.
Energy Star® qualified
3-year heating savings
Efficiency Rating
$4500
92.1% AFUE.
$3750
Warranty
Limited lifetime warranty
on the heat exchanger.
$3000
5-year limited warranty
on all remaining covered
components.
$3378
$2250
$2088
$1500
g51
$750
0
AFUE
92.1% vs. 55%
92.1% vs. 65%
92.1% efficient G51 gas furnace vs. 55% and
65% equivalent AFUE units
This chart depicts potential
energy savings you can expect
from the G51 gas furnace
versus older furnaces with
lower efficiency ratings.
Criteria used in this example
are 2,000 full-load heating
hours, with a 60,000 Btuh
heating design load and
$1.281 ccf for gas. Your actual
savings will vary depending on
the weather, local fuel rates
and your lifestyle.
7
Elite® Series G60 Gas Furnace
Two-stage operation provides
more even temperatures
and can provide a higher
level of comfort than
single-stage furnaces
Product
Comparison
two-stage, mid-efficiency furnace
High-Efficiency
Furnaces
Two-stage heating increases comfort, lowers sound
The G60 delivers even, quiet heating with a two-stage
design and dedicated low speed for continuous
Low-speed, continuous fan
setting provides a quiet,
consistent flow of air
fan operation.
Dave Lennox Signature ®
Feature ComparisonG71P
Money-saving energy efficiency
Efficient design can result in
significant energy savings
With efficiency ratings of 80% AFUE, the G60 offers more
consistent warmth for every energy dollar you spend. It
SureLight® Control delivers
starting reliability
keeps you cozy and comfortable, while keeping your
energy costs down.
Efficiency Rating
80% AFUE.
3-year heating savings
g60
Warranty
20-year limited warranty
on the heat exchanger.
$3000
$2250
$2620
$1500
$1330
$750
5-year limited warranty
on all remaining covered
components.
0
AFUE
80% vs. 55%
80% vs. 65%
80% efficient G60 gas furnace vs. 55% and
65% AFUE units
This chart depicts potential
energy savings you can expect
from the G60 gas furnace
versus older furnaces with
lower efficiency ratings.
Criteria used in this example
are 2,000 full-load heating
hours, with a 60,000 Btuh
heating design load and
$1.281 ccf for gas. Your actual
savings will vary depending
on the weather, local fuel
rates and your lifestyle.
AFUE = Annual Fuel Utilization
Efficiency.
Elite Series G50 Gas Furnace
Low-speed, continuous fan
setting provides a quiet,
consistent flow of air
Elite®
g61v
g61
g51
Energy efficiency (AFUE)
95%
Up to 95%
94.1%
92.1%
Quiet operationSilentComfort™ technology
Fully insulated
Fully insulated
Fully insulated
Heat exchangerDuralok Plus®Duralok Plus Duralok Plus Duralok Plus ◆
Variable speed motor
AirFlex™ technology
Stages of heatingPrecise Comfort™
2
2
1
◆
◆
◆
Enhanced temperature control
◆
◆
Enhanced humidity control
◆
◆
SEER improvement
Stainless steel secondary
◆
◆
◆
◆
heat exchanger
◆
Ultra-low constant fan
AirFlex™ technology
◆
◆
◆
◆
Insulated blower section
Ignition SureLight® ControlSureLight ControlSureLight ControlSureLight Control
Covered parts warranty
10-year limited
5-year limited
5-year limited
5-year limited
Heat exchanger warrantyLimited lifetimeLimited lifetimeLimited lifetimeLimited lifetime
customize your comfort
Lennox® heating, cooling and indoor air quality products are designed to
provide efficient, ­economical comfort—not only as individual units, but also
Note: Warranties noted apply to residential applications only and are limited. Please see actual warranty certificate for details.
together as an integrated system. This combined network of products ­delivers
on every comfort count, from consistent temperatures and balanced humidity to improved indoor air quality. Lennox
Product
Comparison
also offers a line of residential generators, which provide safe, reliable standby power in the event of outages.
Dealers You Can Count On
Choosing the right dealer for your home’s heating, cooling and air quality needs is every bit as important as choosing the
Mid-Efficiency
Furnaces
whenever you call. Your Lennox dealer’s dedication to quality shows in his knowledge, training and expertise in designing
the right system for your home, installing it properly and keeping it running perfectly for many years to come.
SureLight® Control delivers
starting reliability
your heating comfort. With a dedicated low speed for
Dave Lennox Signature ®
The G50 lowers your cost of living without compromising
Feature Comparison
continuous fan operation and insulated blower compartment,
the G50 provides years and years of quiet, consistent warmth.
Efficiency Rating
Efficient, economical comfort
80% AFUE.
With heating efficiencies of 80% AFUE, the G50 offers
Warranty
20-year limited warranty
on the heat exchanger.
substantial energy savings compared to older furnaces.
g50
g60v
Elite®
g60
g50
Energy efficiency (AFUE)
80%
80%
80%
Quiet operationSilentComfort™ Technology
Fully insulated
Fully insulated
Heat exchangerDuralok® Duralok® Duralok® ◆
Variable speed motor
Stages of heating
2
2
1
◆
◆
Enhanced temperature control
◆
Enhanced humidity control
◆
SEER improvement
Stainless steel secondary
◆
◆
◆
heat exchanger
◆
Ultra-low constant fan
◆
◆
◆
Insulated blower section
Ignition SureLight ControlSureLight ControlSureLight Control
Covered parts warranty
10-year limited
5-year limited
5-year limited
Heat exchanger warranty
20-year limited
20-year limited
20-year limited
© Lennox Industries Inc. 2005
(72M71) FCB 12/07
Note: Warranties noted apply to residential applications only and are limited. Please see actual warranty certificate for details.
5
3
Visit us at www.lennox.com, or contact us at 1-800-9-LENNOX.
Gas Furnaces
Featuring the industry-leading variablecapacity G71P for total heating comfort
Low-speed, continuous fan operation for quiet,
consistent heating
& Elite ® Series
right brand. We think you’ll agree our independent dealers are a big reason you can count on quality customer service
single-stage, mid-efficiency furnace
Efficient design can result in
significant energy savings
5-year limited warranty
on all remaining covered
components.
Dave Lennox Signature ® Collection and Elite® Series Gas Furnaces
 Air conditioner or heat pump
 Thermostat
 Furnace or air handler
 Filtration device
 Germicidal light
 Indoor coil
 Humidifier
 HEPA bypass filtration system
 Energy recovery ventilator
•• Supply duct
•• Return duct
•• Dehumidifier system
•• Residential generator
PC52168