(800)865-5931 Monday to Friday 8:00 AM - 5:00 PM Central
0
Free Shipping See Details
|
No Sales Tax See Details

Ventless Gas & LP Wall Heaters

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 1-14 of 14 results
Results per Page:
Sort by:
  • Williams 2096513.9

    20,000 BTU Ventless Console Heater, 99.9% Efficiency, Natural Gas/Liquid Propane, Glass Front with Blue Flame, Automatic Thermostat, F.E.S

    popular
    $ 231.99
    (10 Reviews)
  • Williams 2056511.9

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

    $ 322.99
    (10 Reviews)
  • Williams 1096541

    10,000 BTU Ventless Infrared Heater, 99.9% Efficiency, Glass Front, Liquid Propane, Manual Thermostat

    $ 145.99
    (1 Review)
  • Williams 0656541.9

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

    $ 211.99
    (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

    $ 211.99
    (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

    $ 214.99
    (10 Reviews)
  • Williams 1056541.9

    10,000 BTU Ventless Console Heater, 99.9% Efficiency, Liquid Propane, Glass Front with Blue Flame, ManualThermostat, F.E.S

    $ 213.99
    (0 Reviews)
  • Williams 1086511.9

    10,000 BTU Ventless Console Heater, 99.9% Efficiency, Liquid Propane, Glass Front with Blue Flame, Automatic Thermostat

    $ 171.99
    (10 Reviews)
  • Williams 1086541

    10,000 BTU Ventless Infrared Heater, 99.9% Efficiency, Glass Front, Propane, Manual Thermostat

    $ 145.99
    (0 Reviews)
  • Williams 1086542

    10,000 BTU Ventless Infrared Heater, 99.9% Efficiency, Glass Front, Natural Gas, Manual Thermostat

    popular
    $ 145.99
    (0 Reviews)
  • Williams 2056512.9

    20,000 BTU Ventless Console Heater, 99.9% Efficiency, Natural Gas, Glass Front with Blue Flame

    $ 330.99
    (10 Reviews)
  • Williams 3056511.9

    30,000 BTU Ventless Console Heater, 99.9% Efficiency, Liquid Propane, Glass Front with Blue Flame

    $ 341.99
    (10 Reviews)
  • Williams 3056512.9

    30,000 BTU Ventless Console Heater, 99.9% Efficiency, Natural Gas, Glass Front with Blue Flame

    popular
    $ 341.99
    (10 Reviews)
  • Williams 3086511.9

    30,000 BTU Ventless Console Heater, 99.9% Efficiency, Liquid Propane, Glass Front with Blue Flame, Manual Thermostat

    $ 281.99
    (0 Reviews)

In 2002 Alpine Home Air Products became the first company to sell heating, air conditioning and indoor air-quality products online. We have proudly served hundreds of thousands of customers, helping them save time and money by buying their products direct.