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95% or Greater Efficiency Furnaces

BTU CALCULATOR
BTU CALCULATOR

BTU stands for "British Thermal Unit" and measures the heating or cooling capacity of a furnace or air conditioning unit. Enter your homes square footage to see how many BTU's are required to adequately heat or cool it.

Enter the square footage of your home (or room) and press Go.

Square Footage

GO
This calculator is for estimating capacity only, and does not give exact equipment capacities for your home.
Displaying 1-24 of 83 results
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  • Direct Comfort DC-GMSS960402BN

    40,000 BTU Furnace, 96% Efficiency, Single-Stage Burner, 800 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    $ 764.99 Free Shipping
    In Stock

    Or as low as /mo

    (55 Reviews)
  • Goodman GMSS960402BN

    40,000 BTU Furnace, 96% Efficiency, Single-Stage Burner, 800 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    $ 768.00 Free Shipping
    In Stock

    Or as low as /mo

    (55 Reviews)
  • Direct Comfort DC-GMSS960603BN

    60,000 BTU Furnace, 96% Efficiency, Single-Stage Burner, 1200 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    $ 778.99 Free Shipping
    In Stock

    Or as low as /mo

    (55 Reviews)
  • Goodman GMSS960603BN

    60,000 BTU Furnace, 96% Efficiency, Single-Stage Burner, 1200 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    popular
    $ 798.00 Free Shipping
    In Stock

    Or as low as /mo

    (55 Reviews)
  • Direct Comfort DC-GMSS960804CN

    80,000 BTU Furnace, 96% Efficiency, Single-Stage Burner, 1600 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    $ 903.00 Free Shipping
    In Stock

    Or as low as /mo

    (55 Reviews)
  • Goodman GMSS960804CN

    80,000 BTU Furnace, 96% Efficiency, Single-Stage Burner, 1600 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    $ 931.00 Free Shipping
    In Stock

    Or as low as /mo

    (55 Reviews)
  • Direct Comfort DC-GMSS960803BN

    80,000 BTU Furnace, 96% Efficiency, Single-Stage Burner, 1200 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    $ 863.99 Free Shipping
    In Stock

    Or as low as /mo

    (55 Reviews)
  • Goodman GMSS960803BN

    80,000 BTU Furnace, 96% Efficiency, Single-Stage Burner, 1200 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    $ 863.99 Free Shipping
    In Stock

    Or as low as /mo

    (55 Reviews)
  • Direct Comfort DC-GMSS960805CN

    80,000 BTU Furnace, 96% Efficiency, Single-Stage Burner, 2000 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    $ 963.00 Free Shipping
    In Stock

    Or as low as /mo

    (55 Reviews)
  • Goodman GMSS960805CN

    80,000 BTU Furnace, 96% Efficiency, Single-Stage Burner, 2000 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    $ 978.00 Free Shipping
    In Stock

    Or as low as /mo

    (55 Reviews)
  • Direct Comfort DC-GMSS961005CN

    100,000 BTU Furnace, 96% Efficiency, Single-Stage Burner, 2000 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    $1,010.00 Free Shipping
    In Stock

    Or as low as /mo

    (55 Reviews)
  • Goodman GMSS961005CN

    100,000 BTU Furnace, 96% Efficiency, Single-Stage Burner, 2000 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    $1,023.00 Free Shipping
    In Stock

    Or as low as /mo

    (55 Reviews)
  • Direct Comfort DC-GMSS961205DN

    120,000 BTU Furnace, 96% Efficiency, Single-Stage Burner, 2000 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    $1,090.00 Free Shipping
    In Stock

    Or as low as /mo

    (55 Reviews)
  • Goodman GMSS961205DN

    120,000 BTU Furnace, 96% Efficiency, Single-Stage Burner, 2000 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    $1,114.00 Free Shipping
    In Stock

    Or as low as /mo

    (55 Reviews)
  • Comfort-Aire GUH95A072C5XE

    72,000 BTU Furnace, 95% Efficiency, 1-Stage Burner, 2,000 CFM Fixed Speed PSC, Upflow/Horizontal Flow Application

    $ 962.99 Free Shipping
    In Stock

    Or as low as /mo

    (0 Reviews)
  • Comfort-Aire GUH95A090C5XF

    90,000 BTU Furnace, 95% Efficiency, 1-Stage Burner, 2,000 CFM Multi-Speed PSC, Upflow/Horizontal Flow Application

    $1,019.99 Free Shipping
    In Stock

    Or as low as /mo

    (0 Reviews)
  • Comfort-Aire GUH95A108D5XF

    108,000 BTU Furnace, 95% Efficiency, 1-Stage Burner, 2,000 CFM Multi-Speed PSC, Upflow/Horizontal Flow Application

    $1,026.99 Free Shipping
    Not In Stock

    Or as low as /mo

    (0 Reviews)
  • Direct Comfort DC-GMEC960603BN

    60,000 BTU Furnace, 96% Efficiency, 2 Stage Burner, 1200 CFM, Multi-Speed Upflow/Horizontal Flow Application

    $ 984.00 Free Shipping
    In Stock

    Or as low as /mo

    (14 Reviews)
  • Goodman GMEC960603BN

    60,000 BTU Furnace, 96% Efficiency, 2 Stage Burner, 1200 CFM, Multi-Speed Upflow/Horizontal Flow Application

    $1,014.00 Free Shipping
    In Stock

    Or as low as /mo

    (14 Reviews)
  • Direct Comfort DC-GMEC960803BN

    80,000 BTU Furnace, 96% Efficiency, 2 Stage Burner, 1200 CFM, Multi-Speed Upflow/Horizontal Flow Application

    $1,145.00 Free Shipping
    In Stock

    Or as low as /mo

    (14 Reviews)
  • Goodman GMEC960803BN

    80,000 BTU Furnace, 96% Efficiency, 2 Stage Burner, 1200 CFM, Multi-Speed Upflow/Horizontal Flow Application

    $1,180.00 Free Shipping
    In Stock

    Or as low as /mo

    (14 Reviews)
  • Comfort-Aire GDD95A054B4XE

    54,000 BTU Furnace, 95% Efficiency, 1-Stage Burner, 1,600 CFM Fixed Speed PSC, Dedicated Downflow Application

    $ 973.99 Free Shipping
    In Stock

    Or as low as /mo

    (0 Reviews)
  • Comfort-Aire GDD95A054B4XF

    54,000 BTU Furnace, 95% Efficiency, 1-Stage Burner, 1,600 CFM Fixed Speed PSC, Dedicated Downflow Application

    $1,097.99 Free Shipping
    Not In Stock

    Or as low as /mo

    (0 Reviews)
  • Comfort-Aire GDD95A072C5XE

    72,000 BTU Furnace, 95% Efficiency, 1-Stage Burner, 2,000 CFM Fixed Speed PSC, Dedicated Downflow Application

    $1,124.99 Free Shipping
    In Stock

    Or as low as /mo

    (0 Reviews)