Heat Output Calculator

Heat Output Calculator Form

Enter room details below:

Please note that this heat output calculator is for guidance use only.
Use to estimate the heat output for sizing radiators or towel warmers for individual rooms.

Enter all dimensions in metres (m).

Room Height:
Room Width:
Room Length:
Window Area (m²):
Type of room:

What is below the room?

What is above the room?

Type of outside walls:

Type of windows:

Number of outside walls:

Watts Required:
BTU's Required:

Find out more about our value radiators

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