HyperFires kW Calculator

Calculate the minimum required kW output for your fireplace based on the size of the room.

All fireplaces heat volumetrically – please note that this is a guide only and adjacent ┬árooms that are open plan and cannot be blocked of must also be taken into consideration for your caluclation.

Add room dimensions below to calculate required kW output

Complete all fields below to calculate the result

Width of area to be heated in meters

Depth of area to be heated in meters

Height of area to be heated in meters

Well InsulatedPoorly Insulated

Well Insulated: Double glazed windows, properly insulated walls & ceilings

Poorly Insulated: Single pane glass, no insulation in walls & ceiling

kW Output Required:

note: 5 kW is the lowest output available in our range of fireplaces