Gas Furnaces

You and your family deserve reliable and efficient heat. And Mainline is your connection to all the right products to keep everyone comfortable. Click below to learn more about our dependable line of gas furnaces.

80% AFUE Upflow/Horizontal (ML802T)

80% AFUE Upflow/Horizontal (ML802T)

  • Three way multi poise design
  • Constant Torque Electrically Commutated Motor
  • Input rates 50-150 kBTU 
80% AFUE Upflow/Horizontal (ML801C)

80% AFUE Upflow/Horizontal (ML801C)

  • Three way multi-poise deign
  • Constant Torque Motor
  • Ignition System – DSI for reliability and longevity
  • Diagnostics — 7 Segment LED all units 
Up to 96% AFUE ECM Motor Variable Speed Multi Position (ML96V)

Up to 96% AFUE ECM Motor Variable Speed Multi Position (ML96V)

  • 4-way multi-poise design
  • 96% AFUE rating
  • Input rates from 40 to 115 kBTU
  • Two-Stage variable speed ECM Motor saves energy and provides ultimate humidity control, quieter sound levels, and year round energy savings
  • Diagnostics
  • Direct Spark Ignition System
  • Water Management System
80% AFUE Downflow (ML801C)

80% AFUE Downflow (ML801C)

  • 80% AFUE
  • Input Rate of 75 to 125 kBTU
  • Constant Torque ECM motor
  • Diagnostics
  • Direct Spark Ignition System
Ultra Low NOx 80% AFUE Upflow/Horizontal Gas Furnace (ML801T)

Ultra Low NOx 80% AFUE Upflow/Horizontal Gas Furnace (ML801T)

  • Environmentally friendly and responsible product reducing NOx emissions by  65%**
  • Single Stage, Same 34" Cabinet Height, Simple Technology
  • Diagnostics: 7-Segment LED for faster and more accurate diagnostics 
  • Ignition System: DSI for unmatched durability & years of worry-free operation
ML98V (Upflow)

ML98V (Upflow)

  • ECM Motor
  • Modulating operation
  • Direct Spark Ignition System for reliability and longevity
  • Water Management System with patented Blocked Drain Sensor
  • Diagnostics/7-Segment LED
ML97V (Downflow)

ML97V (Downflow)

  • ECM Motor
  • Modulating operation
  • Direct Spark Ignition System for reliability and longevity
  • Water Management System with patented Blocked Drain Sensor
  • Diagnostics/7-Segment LED
 Up to 96% AFUE Constant Torque ECM Motor Multi Position (ML96T)

Up to 96% AFUE Constant Torque ECM Motor Multi Position (ML96T)

  • Up to 96% residential gas furnace CSA certified
  • 4 way multi-poise design
  • Input rates from 40 to 115 kBTU
  • Constant Torque ECM Motor
  • Direct Spark Ignition System
  • Water Management System
  • Diagnostics
Up to 96% AFUE PSC Motor Multi Position (ML96P)

Up to 96% AFUE PSC Motor Multi Position (ML96P)

  • 4-way multi-poise design
  • Up to 96% AFUE rating
  • Input Rates from 40 to 115 kBTU
  • Two stages of operation to save energy and maintain optimal comfort level
  • Diagnostics
  • Direct Spark Ignition System
  • Water Management System
Up to 95% AFUE ECM Motor Multi Position (ML95T)

Up to 95% AFUE ECM Motor Multi Position (ML95T)

  • 4-way Multi-poise design
  • 95% AFUE ratings
  • Input Rates from 40 to 115 kBTU
  • Constant Torque ECM Motor
  • Diagnostics
  • Direct Spark Ignition System
  • Water Management System
Up to 95% AFUE PSC Motor Multi Position (ML95P)

Up to 95% AFUE PSC Motor Multi Position (ML95P)

  • 4-way multi-poise design
  • 95% AFUE rating
  • Input Rates from 40 to 115 kBTU
  • Diagnostics
  • Direct Spark Ignition System
  • Water Management System
Up to 92% AFUE Constant Torque ECM Motor Multi Position (ML92T)

Up to 92% AFUE Constant Torque ECM Motor Multi Position (ML92T)

  • 92% residential gas furnace CSA certified
  • 4 way multi-poise design
  • Input rates from 40 to 115 kBTU
  • Constant Torque ECM Motor
  • Direct Spark Ignition System
  • Water Management System
  • Diagnostics
92% AFUE PSC Motor Multi Position (ML92P)

92% AFUE PSC Motor Multi Position (ML92P)

  • 4-way multi-poise design
  • 92% AFUE rating
  • Input Rates from 40 to 115 kBTU
  • Diagnostics
  • Direct Spark Ignition System
  • Water Management System
Up to 80% AFUE Variable Speed Upflow/Horizontal (ML802V)

Up to 80% AFUE Variable Speed Upflow/Horizontal (ML802V)

  • 80% AFUE
  • Input Rates from 50 to 125 kBTU
  • Two-stage variable speed ECM motor
  • Diagnostics
  • Direct Spark Ignition System
Up to 80% AFUE Variable Speed Downflow (ML802V)

Up to 80% AFUE Variable Speed Downflow (ML802V)

  • 80% AFUE
  • Input Rates from 75 to 125 kBTU
  • Two-stage variable speed ECM motor
  • Diagnostics
  • Direct Spark Ignition System
80% AFUE 2-Stage Upflow/Horizontal (ML802P)

80% AFUE 2-Stage Upflow/Horizontal (ML802P)

  • 80% AFUE
  • Input rate 50 - 150 kBTU
  • Two-stage PSC motor
  • Diagnostics
  • Direct Spark Ignition System
80% AFUE 2-Stage Downflow (ML802P)

80% AFUE 2-Stage Downflow (ML802P)

  • 80% AFUE
  • Input rate 50 - 150 kBTU
  • Two-stage PSC motor
  • Diagnostics
  • Direct Spark Ignition System
80% AFUE Upflow/Horizontal (ML801T)

80% AFUE Upflow/Horizontal (ML801T)

  • 80% AFUE
  • Input Rate of 50 to 125 kBTU
  • Constant Torque ECM motor
  • Diagnostics
  • Direct Spark Ignition System
80% AFUE Downflow (ML801T)

80% AFUE Downflow (ML801T)

  • 80% AFUE
  • Input Rate of 75 to 125 kBTU
  • Constant Torque ECM motor
  • Diagnostics
  • Direct Spark Ignition System
80% AFUE Upflow/Horizontal (ML801P)

80% AFUE Upflow/Horizontal (ML801P)

  • 80% AFUE
  • Input Rate of 50 to 150 kBTU
  • PSC premium motor
  • Diagnostics
  • Direct Spark Ignition System
80% AFUE Downflow (ML801P)

80% AFUE Downflow (ML801P)

  • 80% AFUE
  • Input Rate of 50 to 150 kBTU
  • PSC premium motor
  • Diagnostics
  • Direct Spark Ignition System
80% AFUE Upflow/Horizontal (ML801S)

80% AFUE Upflow/Horizontal (ML801S)

  • 80% AFUE
  • Input Rate of 50 to 150 kBTU
  • PSC standard motor
  • Diagnostics
  • Direct Spark Ignition System
80% AFUE Downflow (ML801S)

80% AFUE Downflow (ML801S)

  • 80% AFUE
  • Input Rate of 50 to 150 kBTU
  • PSC standard motor
  • Diagnostics
  • Direct Spark Ignition System

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Mainline is the Best Choice

Mainline offers dependable, high-efficient, smart products to keep your entire home constantly comfortable, no matter the temperature or season. Click below to learn more about Mainline furnaces, air conditioners, heat pumps, air handlers, and coils.

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