AMERICA'S HEATING & COOLING STORE™
EST. 2002
Home Air Products™
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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 98 results
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  • US Stove AV15

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

    $89.99
    In Stock

    Or as low as /mo*

    (0 Reviews)
  • US Stove BKAD500

    Double Barrel Kit for Barrel Stoves

    $34.99
    In Stock
    (0 Reviews)
  • Vogelzang 1508

    Ash Bucket and Shovel Kit

    $39.99
    In Stock
    (0 Reviews)
  • Vogelzang 55G

    Grate for 55 Gallon Barrel Stove

    $67.99
    In Stock

    Or as low as /mo*

    (0 Reviews)
  • Vogelzang AD-8

    Anti Backdraft Damper for VG1500 or VG2500

    $39.99
    In Stock
    (0 Reviews)
  • Vogelzang DR55

    Steel Drum Barrel, 55 Gallon Capacity

    $99.99
    In Stock

    Or as low as /mo*

    (0 Reviews)
  • Vogelzang LC-37

    Heavy Duty Log Cart

    $87.99
    In Stock

    Or as low as /mo*

    (0 Reviews)
  • Vogelzang TG-01

    Magnetic Temperature Gauge

    $9.99
    In Stock
    (0 Reviews)
  • Vogelzang TR008

    Durango Steel EPA Wood Stove

    $999.99 Free Shipping
    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

    $241.20
    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

    $241.20
    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

    $384.00
    In Stock

    Or as low as /mo*

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

    2,040 BTU - 3 Ft 240 Volt Electric Baseboard

    $41.99
    In Stock
    (2 Reviews)
  • Kidde KN-COSM-XRT-BA

    Battery Powered Combination Carbon Monoxide Alarm and Smoke Detector

    $41.99
    In Stock
    (0 Reviews)
  • Comfort-Aire HAGV24-00-1A

    1.5 to 2 Ton Multi-Positional Variable Speed Air Handler

    $1,049.99 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

    $2,987.00 Free Shipping
    In Stock

    Or as low as /mo*

    (20 Reviews)
  • McDaniel Metals PCCP-1

    Roof Curb - Chassis #1

    $228.99
    In Stock

    Or as low as /mo*

    (0 Reviews)
  • McDaniel Metals PGED103

    Downflow Economizer for Large Chassis Goodman Self-Contained Units

    $649.99
    In Stock

    Or as low as /mo*

    (0 Reviews)
  • McDaniel Metals SQRPC-1

    Downflow Square To Round Converter - Chassis #1

    $124.99
    In Stock

    Or as low as /mo*

    (0 Reviews)
  • Rinnai RU80eP

    Exterior, 8.0 GPM, Liquid Propane, 152,000 BTU, 95% Efficiency Tankless Water Heater

    $1,288.50 Free Shipping
    In Stock

    Or as low as /mo*

    (5 Reviews)
  • Rinnai V75iN

    Interior, 7.5 GPM, Natural Gas, 180,000 BTU, 82% Efficiency Tankless Water Heater

    $897.99
    In Stock

    Or as low as /mo*

    (0 Reviews)
  • Aspen CB30E2G175T034

    2 to 2.5 Ton, W 22 x H 20 3/4 x D 22 3/4, Horizontal Cased Evaporator Coil

    $294.00
    In Stock

    Or as low as /mo*

    (0 Reviews)
  • Aspen CC42B3G-210R-057

    3.5 Ton W 21 x H 24 x D 21 1/2, Vertical Cased Coil - REPLACEMENT COIL FOR GOODMAN CAPF3642C6

    $356.99
    In Stock

    Or as low as /mo*

    (1 Review)
  • Aprilaire 4522

    Basement Kit for Aprilaire 1700 - Series Dehumidifier

    $289.99
    In Stock

    Or as low as /mo*

    (0 Reviews)