Room Heat Calculator

To calculate the amount of BTU’s (British Thermal Units) or kW needed to heat your room you can quickly and easily use our Room Heat Calculator to calculate automatically for you, or you can simply follow these three easy steps.


Take the measurements of your room in feet or metres. The multiply the Length of the room x the Width of the room x the Height of the room.


Multiply this figure by a factor of 6 for BTU’s or by 0.0606 for kW.


The result is now the minimum heat output required to heat this room.

You can now choose the right stove for your heat requirements.

Room Heat Calculator

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