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Instructions for Use

Enter the room sizes in the boxes on the left and then click the “Calculate” button.

This gives an approximate output for use as an initial guide in selecting an appliance based on an outside temperature of -1°C.

Appliances are selected with an output slightly greater than the requirement to allow for more rapid heating in colder weather.

Figures are based on approximate heating requirements shown in the HETAS® Guide to Solid Fuel Products and Services. Stove Calculator – Which Stove is for me?