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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 130 results
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  • Goodman GCVM961005DX

    100,000 BTU Furnace, 95% Efficiency, Modulating Burner, 2,000 CFM Variable Speed Blower, Horizontal / Downflow Application

    $1,782.00 Free Shipping
    In Stock

    Or as low as /mo

    (0 Reviews)
  • Raywall HF3316T2RPW

    4 Kilowatt (13,648 BTU) Fan Forced Electric Wall Heater, with Double Pole Thermostat, 240/208 VAC

    $ 229.99
    In Stock

    Or as low as /mo

    (1 Review)
  • T.P.I. Corporation 178TMC

    Ceramic Fan Forced Heater 120V 1500/850W

    $ 68.99
    In Stock

    Or as low as /mo

    (0 Reviews)
  • T.P.I. Corporation H2906-036SW

    2,040 BTU - 3 Ft 240 Volt Electric Baseboard

    $ 41.99
    In Stock
    (2 Reviews)
  • T.P.I. Corporation MR4201

    15,359 BTU Heavy Duty Metal Sheath Infrared Heater

    $ 244.99
    In Stock

    Or as low as /mo

    (0 Reviews)
  • Williams 0656541.9

    6,000 BTU Ventless Console Heater, 99.9% Efficiency, Liquid Propane, Glass Front with Blue Flame, Manual Thermostat, F.E.S

    $ 195.99
    In Stock

    Or as low as /mo

    (0 Reviews)
  • Williams 0656542.9

    6,000 BTU Ventless Console Heater, 99.9% Efficiency, Natural Gas, Glass Front with Blue Flame, Manual Thermostat, F.E.S

    $ 199.99
    In Stock

    Or as low as /mo

    (0 Reviews)
  • Williams 1056512.9

    10,000 BTU Ventless Console Heater, 99.9% Efficiency, Natural Gas, Glass Front with Blue Flame, Automatic Thermostat, F.E.S

    $ 317.99
    In Stock

    Or as low as /mo

    (13 Reviews)
  • Williams 2056511.9

    20,000 BTU Ventless Console Heater, 99.9% Efficiency, Liquid Propane, Glass Front with Blue Flame, Automatic Thermostat

    $ 314.99
    In Stock

    Or as low as /mo

    (13 Reviews)
  • Breckwell SW740L

    Wood Stove with Blower, Leg Mount

    $ 999.99 Free Shipping
    In Stock

    Or as low as /mo

    (0 Reviews)
  • Breckwell SW740P

    Wood Stove with Blower, Pedestal Mount

    $ 999.99 Free Shipping
    In Stock

    Or as low as /mo

    (0 Reviews)
  • US Stove BSK1000

    Standard Barrel Stove Kit

    $ 68.99
    In Stock

    Or as low as /mo

    (2 Reviews)
  • Vogelzang TR004

    Colonial EPA Wood Burning Stove

    $1,099.99 Free Shipping
    In Stock

    Or as low as /mo

    (0 Reviews)
  • Breckwell SA940L

    Standard Leg Set

    $ 79.99
    In Stock

    Or as low as /mo

    (0 Reviews)
  • Breckwell SALOG

    Ceramic Log Kit

    $ 91.99
    In Stock

    Or as low as /mo

    (0 Reviews)
  • US Stove 2000

    Midsize Wood Stove, Log Burning Stove

    $1,036.99 Free Shipping
    Not In Stock

    Or as low as /mo

    (2 Reviews)
  • US Stove 5500M

    King Fully Automatic Pellet Stove

    $1,299.99 Free Shipping
    In Stock

    Or as low as /mo

    (0 Reviews)
  • US Stove 5660

    Bay Front Pellet Stove

    $1,549.99 Free Shipping
    In Stock

    Or as low as /mo

    (0 Reviews)
  • Goodman GPG1348115M41

    4 Ton Cooling / 115,000 BTU Heating, R-410A Refrigerant, 13 SEER

    $2,818.00 Free Shipping
    In Stock

    Or as low as /mo

    (20 Reviews)
  • Honeywell HE225A1014

    12 Gallon Per Day, Bypass Humidifier with H8908 Humidistat

    $ 99.99
    In Stock

    Or as low as /mo

    (0 Reviews)
  • Kidde KN-COB-LP2

    Battery Operated Carbon Monoxide Alarm

    $ 18.99
    In Stock
    (0 Reviews)
  • Kidde KN-COSM-XRT-BA

    Battery Powered Combination Carbon Monoxide Alarm and Smoke Detector

    $ 41.99
    In Stock
    (0 Reviews)
  • US Stove AV15

    Ash Vacuum for Wood Stoves and Furnaces, 6.6 gal, 2 HP

    $ 110.99
    In Stock

    Or as low as /mo

    (0 Reviews)
  • US Stove BKAD500

    Double Barrel Kit for Barrel Stoves

    $ 43.99
    In Stock
    (0 Reviews)