BTU Calculator

Feet: Meters:
Width:   Length:   Height:
Wall Type: Select Brick Cavity Insulated Brick Cavity 105mm Solid Brick 220mm Solid Brick Wood frame Number of Exterior Walls: None One Two Three
Dining Room/Lounge:
Bedroom:
Kitchen/Bathroom/Other Area:
Is the room North facing?
Does it have French windows?
Does it have Double Glazing?
BTU's / hr   Watt's