Welcome to HeatLossCalculator.co.uk, the online home heating resource. By using the calculator below, you can quickly and easily determine the heating requirements for the rooms in your home.

Fill in the details for each room below. your heat requirements will be stored so that you can print the results at the end.



To view a large selection of traditional and contemporary radiators, please click here.

This is a metric heat loss calculator.
ALL dimensions must be in metres or metres squared.

Calculate Print