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Oil Fuel, Water Boilers

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 1-5 of 5 results
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  • Crown Boiler Company TWZ075

    91,000 BTU, Water Boiler, 85.8% Efficiency, Oil Fired, Tankless Coil for Domestic Hot Water

    $3,099.99 Free Shipping
    Not In Stock

    Or as low as

    (0 Reviews)
  • Crown Boiler Company TWZ100

    120,000 BTU, Water Boiler, 84.3% Efficiency, Oil Fired, Tankless Coil for Domestic Hot Water

    $3,270.99 Free Shipping
    Not In Stock

    Or as low as

    (0 Reviews)
  • Crown Boiler Company TWZ125

    152,000 BTU, Water Boiler, 84.9% Efficiency, Oil Fired, Tankless Coil for Domestic Hot Water

    $3,594.99 Free Shipping
    Not In Stock

    Or as low as

    (0 Reviews)
  • Peerless PO-70-POC1

    70,000 BTU, Water Boiler, 91.7% Efficiency, Oil Fired

    $4,704.99 Free Shipping
    Not In Stock

    Or as low as

    (1 Review)
  • Peerless PO-84-POC1

    84,000 BTU, Water Boiler, 91.3% Efficiency, Oil Fired

    $5,817.99 Free Shipping
    Not In Stock

    Or as low as

    (1 Review)