The world's largest supplier of underfloor heating

How much insulation do i need?

How much insulation do i need?

Follow the advice below when fitting insulation

HMI Backer
ProWarm™ tile backer boards

ProWarm™ Underfloor heating tile backer boards are 1200mm x 600mm and are supplied in both 6mm and 10mm

Each board covers an area of 0.72m2 and we recommend that 10% is allowed for the cutting waste, the chart opposite will help you determine how many boards you require.

They are not to be used with underwood heating because they are too hard but they are perfect for undertile heating. They are perfect for wet rooms and can be used in place of plasterboard on walls.

8m2

ProWarm™ tile backer boards

8 / 0.72 = 11.11 boards

but we would recommend 13 boards to allow for cutting

HMI Xp Pro
ProWarm™ XP-Pro insulation boards

ProWarm™ Underfloor heating XP-Pro insulation boards are 1200mm x 600mm and are supplied in both 6mm and 10mm. These are a budget option when installing beneath undertile kits.

Each board covers an area of 0.72m2 and we recommend that 10% is allowed for the cutting waste, the chart opposite will help you determine how many boards you require.

XP-Pro insulation boards are suitable for use with underwood and undertile heating.

Using our chart, you can establish how many boards you require.

8m2

ProWarm™ XP-Pro insulation boards

8 / 0.72 = 11.11 boards

but we would recommend 13 boards to allow for cutting

HMI Profoam
ProWarm™ ProFoam™ insulation boards

ProWarm™ Underfloor heating ProFoam™ insulation boards are 1200mm x 600mm and are 6mm thick. They are a budget option for our Underwood Heating System and even work as a fantastic low cost underlay even if your not laying underfloor heating.

Each sheet covers an area of 0.72m2 and we recommend that 10% is allowed for the cutting waste.

Not to be used for undertile heating.

8m2

ProFoam insulation boards

8m2 = 10m2 pack

Please not this is not to be used for undertile heating

Area m211.522.533.544.555.566.577.588.599.510
Boards Required2344567789101011121313141516

Still unsure? Speak to our experts

Technical support: 01268 567016

All our technical staff are fully qualified electricians and plumbers. We are here to offer expert advice on any issues you may have.