Calculating underfloor heating within L shaped rooms

When calculating underfloor heating within L shaped rooms enter the room measurements in the boxes below in meters. For example –  3.45 for (3mtr 45cm) The calculation will give you the sqm of the room, you need a kit about 10% less for none heated area around the edge of the room. Remember if our design team see anything that could be a potential issue they will contact you before going ahead with the order, it is not in our or your interest to get anything wrong.