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Up / Horizontal Flow, 90-94.9% 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 1-9 of 9 results
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  • Goodman GMSS920402BN

    40,000 BTU Furnace, 92% Efficiency, 1-Stage Burner, 800 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    $ 679.99 Free Shipping

    Or as low as /mo

    (15 Reviews)
  • Goodman GMSS920603BN

    60,000 BTU Furnace, 92% Efficiency, 1-Stage Burner, 1200 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    $ 696.99 Free Shipping

    Or as low as /mo

    (15 Reviews)
  • Goodman GMSS920603BN KIT

    60,000 BTU, 92% Efficiency, 1-Stage Burner, 1200 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application Furnace KIT

    popular
    $ 830.99 Free Shipping

    Or as low as /mo

    (15 Reviews)
  • Goodman GMSS920803BN

    80,000 BTU Furnace, 92% Efficiency, 1-Stage Burner, 1200 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    popular
    $ 758.99 Free Shipping

    Or as low as /mo

    (15 Reviews)
  • Goodman GMSS920804CN

    80,000 BTU Furnace, 92% Efficiency, 1-Stage Burner, 1600 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    $ 798.99 Free Shipping

    Or as low as /mo

    (15 Reviews)
  • Goodman GMSS920805CN

    80,000 BTU Furnace, 92% Efficiency, 1-Stage Burner, 2000 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    $ 826.99 Free Shipping

    Or as low as /mo

    (15 Reviews)
  • Goodman GMSS921004CN

    100,000 BTU Furnace, 92% Efficiency, 1-Stage Burner, 1600 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    $ 865.99 Free Shipping

    Or as low as /mo

    (15 Reviews)
  • Goodman GMSS921005CN

    100,000 BTU Furnace, 92% Efficiency, 1-Stage Burner, 2000 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    popular
    $ 890.99 Free Shipping

    Or as low as /mo

    (15 Reviews)
  • Goodman GMSS921205DN

    120,000 BTU Furnace, 92% Efficiency, 1-Stage Burner, 2000 CFM Multi-Speed Blower, Upflow/Horizontal Flow Application

    $ 952.99 Free Shipping

    Or as low as /mo

    (15 Reviews)