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Home Electric Heater Room Size Calculator

Electric Heater Room Size Calculator

Our electric heater room size calculator will provide you with an estimate of the minimum size and quantity of radiators, panel heaters or storage heaters your room will require to establish and maintain a temperature of 21°C within the UK, based on a standard ceiling height of 2.3m.

Room Dimensions

Enter the dimensions of your room in meters.

Width
m
Length
m

Insulation

Thermal Zone

Select a thermal zone from the map.

North Facing

Is any of the room exterior facing to the North?

Electric Radiator Room Size Calculator Thermal Zones