Lennox Furnaces

Lennox Signature SLP98V Gas FurnaceDon’t let cold weather make your home uncomfortable. Montgomery HVAC Service Co LLC is proud to offer Lennox products that make your life more comfortable.

Variable capacity, variable speed, high-efficiency, single-speed, multi-position, dual-fuel gas furnaces from Lennox.

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Dave Lennox Signature Collection

SLP98V Variable-Capacity Gas Furnace

Lennox Signature SLP98V Gas Furnace

Energy Efficiency

• The quietest high-efficiency furnace you can buy!

• Efficiency rating of up to 98.7% AFUE —can save you over $800 dollars each year, compared to standard furnaces

• ENERGY STAR® qualified—meets or exceeds EPA guidelines for energy efficiency

• Stainless Steel secondary heat exchanger—has a robust, time-tested design that captures waste heat, allowing the furnace to achieve industry-leading efficiency levels

•Dual-fuel capability—can be combined with an electric heat pump to enhance comfort and fuel efficiency by alternating between electric and gas heat, optimizing energy use and minimizing heating costs

•iComfort®-enabled technology—allows the furnace, when installed with the easy-to-use programmable iComfort Wi-Fi® thermostat, to exchange information and make adjustments as needed to optimize performance and efficiency*

Quiet Operation

• The quietest high-efficiency furnace you can buy**!

• SilentComfort™ technology combines advanced engineering with sound-absorbing materials to deliver the ultimate in quiet performance

• Variable speed blower motor—provides a quiet, consistent flow of air for enhanced comfort, efficiency and humidity control

• Fully insulated cabinet—patented noise-reducing construction further minimizes operating sound to an industry-leading low level

Home Comfort

• Precise Comfort® technology—automatically adjusts fan speed, heat and airflow capacity in increments as small as 1% for the ultimate in temperature control

• AirFlex™ technology—offers custom settings which can be selected to meet each home’s specific year-round comfort requirements

• Zoning-compatible design—works with Lennox’s iHarmony® zoning system to deliver the right amount of comfort for up to four zones

• Variable-capacity operation—goes beyond typical low and high two-stage operation, varying output from 35% to 100%

Reliable Performance

• Duralok Plus™ heat exchanger—made of patented ArmorTuf™ steel to ensure high reliability and efficiency

• SureLight® igniter—silicone nitride construction ensures long product life and reliable operation

• SureLight control board (icomfort™ compatiable)—controls all furnace operations to ensure high reliability and efficiency. Direct-readout diagnostics for simple, quick troubleshooting


* iComfort Wi-Fi® Touchscreen thermostat must be installed with an iComfort-enabled indoor unit for maximum performance.

** Based on sound pressure levels during steady-state, high-fire and low-fire operation of Lennox SLP98UH070XV36B and leading competitive units as of July 2013 at mid-point temperature rise and minimum external static pressure when set up per Section 4.4.4 of AHRI 260-2012. Based on AFUE efficiency rating of Lennox SLP98UH090XV60C and leading competitive units listed in AHRI directory as of March 2015. Efficiency ratings established per test standard ANSI/ASHRAE 103-2007.

SL280V Variable Speed Gas Furnace

Lennox Signature SL280V Gas Furnace

Energy Efficiency

• 80% AFUE heating efficiency—rating can save you hundreds of dollars each year, compared to older furnaces
• Improved cooling efficiency—achieved by matching with a Lennox air conditioner or heat pump, the SL280V will improve the system’s SEER*
• Dual-fuel capability—can be combined with an electric heat pump to create a dual-fuel system. This combination minimizes heating costs by seamlessly alternating between the two energy sources, depending on outdoor conditions.
• iComfort®-enabled technology—allows the furnace, when installed with the easy-to-use programmable iComfort Wi-Fi® thermostat, to exchange information and make adjustments as needed to optimize performance and efficiency**
• Sealed blower compartment—minimizes losses and maximizes efficiency and comfort

Quiet Operation

• The quietest furnace in its class***—up to 4-1/2 times quieter than competitive models
• SilentComfort™ technology delivers the ultimate in quiet, consistent heating.
• Special sound-absorbing materials—further reduce sound for even quieter operation

Home Comfort

• Two-stage operation—provides more even temperatures in your home
• Variable speed technology—delivers greater humidity control and consistent airflow for improved comfort and indoor air quality
• Ultra-low continuous fan speed—provides a quiet, constant flow of air and optimizes indoor air quality accessories

Reliable Performance

• Duralok™ heat exchanger—made of patented ArmourTuf™ steel. Life-tested in excess of agency requirements for long product life and durability
• SureLight® igniter—silicone nitride construction ensures long product life and reliable operation
• SureLight control board—controls furnace operation to ensure high reliability and efficiency
• Durable steel cabinet—sleekly styled and made to last with a contoured design and high-quality paint finish


* Proper sizing and installation of equipment is critical to achieve optimal performance.

** iComfort Wi-Fi® Touchscreen thermostat must be installed with an iComfort-enabled indoor unit for maximum performance.

*** Based on sound pressure levels during steady-state, high-fire operation of Lennox SL280UHV070V36A and leading competitive units at mid-point temperature rise and minimum external static pressure when set up per Section 4.5.3 of AHRI 260-2001.

Elite Series

EL296V High-Efficiency, Two-Stage Gas Furnace

Lennox Elite EL296V Gas Furnace

Energy Efficiency

• Efficiency rating of 96% AFUE—can save you hundreds of dollars each year, compared to standard furnaces
• ENERGY STAR® qualified—meets or exceeds EPA guidelines for energy efficiency
• Dual-fuel capability—can be combined with an electric heat pump to enhance comfort and fuel efficiency by alternating between electric and gas heat, optimizing energy use and minimizing heating costs
• Variable speed blower motor—provides a quiet, consistent flow of air for enhanced comfort, efficiency and humidity control
• Robust stainless steel secondary heat exchanger—allows the furnace to achieve high efficiency levels by capturing additional heat
• iComfort®-enabled technology—allows the furnace, when installed with the easy-to-use programmable iComfort Wi-Fi® thermostat, to exchange information and make adjustments as needed to optimize performance*

Quiet Operation

• SilentComfort™ Technology—delivers the ultimate in quiet, consistent heating
• Special sound-absorbing insulation—further reduces sound for quiet operation
• Durable steel cabinet—made to last with an attractive, high-qulaity textured paint finish

Home Comfort

• Two-stage, gas valve—works with the variable speed motor to match furnace output to household heating needs
• Enhanced humidity control—runs at different speeds to precisely control the flow of heated and cooled air throughout your home
• Secondary heat exchanger—allows the furnace to achieve high efficiency levels by capturing additional heat
• Low-speed fan—provides a consistent, continuous flow of warm air

Reliable Performance

• Duralok Plus™ heat exchanger—made of patented ArmorTuf™ steel to ensure high reliability and efficiency
• SureLight® igniter—silicone nitride construction ensures long product life and reliable operation
• SureLight control board—controls furnace operation to ensure high reliability and efficiency
• Multi-position models available


* iComfort Wi-Fi® Touchscreen thermostat must be installed with an iComfort-enabled indoor unit for maximum performance.

EL296E High-Efficiency, Two-Stage Gas Furnace

Lennox Elite EL296E Gas Furnace

Energy Efficiency

• Efficiency rating of 96% AFUE—can save you hundreds of dollars each year, compared to standard furnaces
• ENERGY STAR® qualified—meets or exceeds EPA guidelines for energy efficiency
• Power Saver™ motor operates at constant torque to help maintain consistent air flow.
• Power Saver technology not only provides energy boost capabilities improving the overall system efficiency, similar to a variable speed furnace, but also delivers higher SEER ratings in cooling mode. In continuous fan mode, this technology helps keep energy waste at a minimum.
• Two-Stage Gas Valve operates at a lower heating output for efficiency, switching to a higher output as needed.
• Dual-fuel capability—can be combined with an electric heat pump to enhance comfort and fuel efficiency by alternating between electric and gas heat, optimizing energy use and minimizing heating costs

Quiet Operation

• Special sound-absorbing insulation—further reduces sound for quiet operation
• Durable steel cabinet—made to last with an attractive, high-qulaity textured paint finish

Reliable Performance

• Duralok Plus™ heat exchanger—made of patented ArmorTuf™ steel to ensure high reliability and efficiency
• SureLight® igniter—silicone nitride construction ensures long product life and reliable operation
• SureLight control board—controls furnace operation to ensure high reliability and efficiency
• Multi-position models available

EL280 Two-Stage Gas Furnace

Lennox Elite EL280 Gas Furnace

Energy Efficiency

• 80% AFUE heating efficiency—rating can save you hundreds of dollars each year, compared to older furnaces
• Improved cooling efficiency—achieved by matching with a Lennox air conditioner or heat pump, the EL280 will improve the system’s SEER*
• Dual-fuel capability—can be combined with an electric heat pump to create a dual-fuel system. This combination minimizes heating costs by seamlessly alternating between the two energy sources, depending on outdoor conditions.
• Sealed blower compartment—minimizes losses and maximizes efficiency and comfort

Quiet Operation

• Special sound-absorbing insulation—further reduces sound for quiet operation

Home Comfort

• Two-stage operation—provides more even temperatures in your home
• Continuous low-speed fan slowly circulates air for improved comfort and improved indoor air quality.

Reliable Performance

• Duralok™ heat exchanger—made of patented ArmourTuf™ steel. Life-tested in excess of agency requirements for long product life and durability
• SureLight® igniter—silicone nitride construction ensures long product life and reliable operation
• SureLight® control board—controls furnace operation to ensure high reliability and efficiency
• Durable steel cabinet—sleekly styled and made to last with a contoured design and high-quality paint finish


* Proper sizing and installation of equipment is critical to achieve optimal performance.

EL180E Gas Furnace

Lennox Elite EL180E Gas Furnace

Energy Efficiency

• 80% AFUE heating efficiency—rating can save you hundreds of dollars each year, compared to older furnaces
• Power Saver™ motor—operates at constant torque to help maintain consistent airflow
• Power Saver technology—not only provides energy boost capabilities improving the overall system efficiency, similar to a variable speed furnace, but also delivers higher SEER ratings in cooling mode. In continuous fan mode, this technology helps keep energy waste at a minimum.
• Insulated blower compartment—minimizes losses and maximizes efficiency and comfort

Quiet Operation

• Special sound-absorbing materials—further reduce sound for even quieter operation

Environmental Responsibility

• Continuous low-speed fan slowly circulates air for improved comfort and improved indoor air quality

Reliable Performance

• Duralok™ heat exchanger—made of high-quality, patented ArmourTuf™ aluminized steel for reliable efficiency
• SureLight® igniter—Nitride design ensures long product life and reliable operation
• SureLight control board—controls furnace operation to ensure high reliability and efficiency
• Durable steel cabinet—made to last, with a resilient and attractive textured-paint finish

EL195E Gas Furnace

Lennox Elite EL195E Gas Furnace

Energy Efficiency

• Efficiency rating of 95% AFUE— can save you hundreds of dollars each year, compared to standard furnaces
• ENERGY STAR® qualified which means the furnace meets or exceeds U.S. federal guidelines for energy efficiency.*
• Power Saver™ motor operates at constant torque to help maintain consistent air flow.
• Power Saver technology not only provides energy boost capabilities improving the overall system efficiency, similar to a variable speed furnace, but also delivers higher SEER ratings in cooling mode. In continuous fan mode, this technology helps keep energy waste at a minimum.
• Sealed blower compartment—minimizes losses and maximizes efficiency and comfort. Less than 1% leakage at 1.0″ ESP
• Dual-fuel capability—can be combined with an electric heat pump to enhance comfort and fuel efficiency by alternating between electric and gas heat, optimizing energy use and minimizing heating costs.

Quiet Operation

• Fully insulated cabinet—ensures quiet, efficient operation
• Secondary heat exchanger—allows the furnace to achieve high efficiency levels by capturing additional heat

Home Comfort

• Low-speed fan—provides a consistent, continuous flow of warm air
• Secondary heat exchanger—allows the furnace to achieve high efficiency levels by capturing additional heat

Reliable Performance

• Duralok Plus™ heat exchanger—made of patented ArmorTuf™ steel to ensure high reliability and efficiency
• SureLight® igniter—silicone nitride construction ensures long product life and reliable operation
• SureLight control board—direct-readout diagnostics allow simple, quick troubleshooting


* Select models only. See your local Lennox Dealer for more information.

Merit Series

ML195 Gas Furnace

Lennox Merit ML195 Gas Furnace

Energy Efficiency

• Efficiency rating of 95% AFUE—can save you hundreds of dollars each year, compared to standard furnaces
• Sealed blower compartment—minimizes losses and maximizes efficiency and comfort. Less than 1% leakage at 1.0″ ESP
• Dual-fuel capability—can be combined with an electric heat pump to enhance comfort and fuel efficiency by alternating between electric and gas heat, optimizing energy use and minimizing heating costs

Home Comfort

• Stainless steel secondary heat exchanger—allows the furnace to reach high efficiency levels by capturing additional heat
• Robust blower assembly—exceeds industry standard airflow for even temperatures and improved comfort

Reliable Performance

• Duralok Plus® heat exchanger—made of patented ArmorTuf™ aluminized steel to ensure high reliability and efficiency
• SureLight® ignitor—silicon nitride construction for long product life and reliable operation
• Durable steel cabinet—Made to last, with a resilient and attractive textured-paint finish
• SureLight integrated control board—ensures full control of furnace operation

ML193 Gas Furnace

Lennox Merit ML193 Gas Furnace

Energy Efficiency

• Efficiency rating of 93% AFUE—can save you hundreds of dollars each year, compared to standard furnaces
• Sealed blower compartment—minimizes losses and maximizes efficiency and comfort. Less than 1% leakage at 1.0″ ESP
• Dual-fuel capability—can be combined with an electric heat pump to enhance comfort and fuel efficiency by alternating between electric and gas heat, optimizing energy use and minimizing heating costs

Home Comfort

• Stainless steel secondary heat exchanger—allows the furnace to reach high efficiency levels by capturing additional heat
• Robust blower assembly—exceeds industry standard airflow for even temperatures and improved comfort

Reliable Performance

• Duralok Plus® heat exchanger—made of patented ArmorTuf™ aluminized steel to ensure high reliability and efficiency
• SureLight® ignitor—silicon nitride construction for long product life and reliable operation
• Durable steel cabinet—Made to last, with a resilient and attractive textured-paint finish
• SureLight integrated control board—ensures full control of furnace operation

ML180 Gas Furnace

Lennox Merit ML180 Gas Furnace

Energy Efficiency

• Efficiency rating of 80% AFUE—can save you hundreds of dollars each year, compared to older furnaces
• Dual-fuel capability—can be combined with an electric heat pump to enhance comfort and fuel efficiency by alternating between electric and gas heat, optimizing energy use and minimizing heating costs

Reliable Performance

• Duralok Plus™ heat exchanger—made of high-quality, patented ArmourTuf aluminized steel
• Hot surface igniter—controls furnace operation to ensure reliable, efficient performance


Montgomery HVAC Service Company services Allen, Fairview, Frisco, Lavon, McKinney, Murphy, North Dallas, North Garland, Plano, Richardson, Rockwall, Rowlett, Sachse, Wylie, and the surrounding Texas communities with their heating and cooling needs. Visit our service area page for more coverage details, call us at 972-442-5171, or request service online today.

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