Top 10 Thermal Insulation Boards UK – Floor Heating

As an Amazon Associate I earn from qualifying purchases.

1. Nassboards

5 x 6mm 3.6m2, Nassboards XPS Boards Floor Underlay Thermal Insulation Underfloor Heating

Nassboards - Lifetime warranty: every purchase that you make with nassboards comes with a lifetime guarantee. Efficient and economic heating: made from high-quality polysynthetic materials, and reduces heat lost through the floor. The xps insulation boards help improve the economic value of your underfloor heating, the Nassboards Thermal Insulation Boards are excellent when used as an underlay, and will speed up the time It takes to heat up any room by up to 30%, and reduce your heating bills significantly.

Lightweight and easy to install: each sheet of xps insulation is lightweight, such as concrete or timber, versatile and can be installed with ease. Customer satisfaction is our number one priority, so that you can enjoy a stress free experience when shopping with Nassboards. Mould resistant boards: not only an excellent material to combine with your underfloor heating system, these boards will not rot or go mouldy, the XPS Insulation Boards by Nassboards are perfect for using in outbuildings and other areas to protect against cold and damp thanks to their waterproof properties.

Excellent insulation: the nassboard xps insulation boards are a must have addition to your underfloor heating kit to add extra insulation and increase the energy efficiency of your underfloor heating system. It will provide excellent insulation and the highest ‘R’ rating available on the market, saving heat and energy making sure that your heating is cost effective speeds up the time it takes to warm your home. Since they’re waterproof, and will prevent damp from seeping through your floor. You don't need a jigsaw or any expensive tools to cut or shape these Boards, you can easily cut them to size with a sharp knife.
BrandNassboards
ManufacturerNassboards

2. CosySpace

QTY-10, Coverage 7.2m2, XPS Foam Insulation Boards 1200 x 600 x 10mm, Electric and Water Underfloor Heating Tile Laminate Underlay Thermal Extruded Polystyrene Insulation Sheets

CosySpace - High density, light weight and low Cost Make This Foam Board Ideal In A Poorly Insulated Property. Xps boards are an extruded polystyrene Insulation Board Made Through A Plastic Extrusion Process. Stable performance, lightweight, Water Resistant, resistant To Compression, Anti-ageing, Recyclable. Widely used in walls and loft insulation, Underfloor Heating, Wet Room, Roof, And Non Moisture Areas. Best used with an underfloor heating Kit On Concrete Flooring a Low Cost Proxy To Tile Backer Board.
BrandCosySpace
ManufacturerCosySpace
Part NumberF2296

3. Royale

590mm x 790mm, 5mm Thick, 9.79m2 Pack, 21 Boards Applicable with Electric Underfloor Heating, Flooring Insulation XPS Boards, Boards Laminate Tiles Thermal Underlay/Underlayment, Royale®

Royale - 2 superb insulation xps Material For Screeding/Concreting With Hard Flooring. This listing is for 21 Boards = 9. 79m2 in Total. 5mm thick boards - each Board Is 590mm x 790mm. 1 underlayment For Wood or Laminate Flooring. Great also for Impact & Acoustic Reduction.
BrandRoyale
ManufacturerRoyale®

4. BXI

Flame Retardant, Inorganic, Heat Resistant 300mmx200mmThickness: 20mm, BXI Ceramic Fiber Thermal Insulation Board 1500°CF

BXI - Size: 300 x 200 x 20 mm, lightweight, high density: 600kg/m3, MATERIAL: Aluminosilicate. Endless applications: heat shileds & thermal insulation for various heating treatment equipments like furnace, oven, stove. Tough, non toxic, robust, Notable resistance against thermal shock & chemical attack. Parameters: |fire resistant class a1| long-term service temperature ~ 2552°f 1400°C | Maximum Use Temperature: 2732°F 1500°C | Thermal Conductivity: 0082w/m. K. Easy to cut; easy to use, Please keep away from food.
BrandBXI
ManufacturerBXI

5. ThermoRise

10mm Thick, Thermal Floor Insulation Extruded Polystyrene, Also Applicable for Electric Underfloor Heating, ThermoRise®, Flooring, XPS Insulation Floor Boards Pack of 6 Pieces = 3.6m2

ThermoRise - 10mm thick - 3. 6m2 pack - 6 Boards in Total. Ideal for electric underfloor Heating - Reflects Heat Upwards To Your Floor. Very strong / rigid boards - Lightweight & Easy to Cut - Water Resistance. Also used in wall Insulation, Construction of Roofs etc. Board size: 1000mm x 600mm.
BrandThermoRise
ManufacturerThermoRise®

6. ProWarm

ProWarm™ 10mm XPS Premium Insulation Board 1200mm x 600mm

ProWarm - Easy to Install. Ideal for wetrooms. Excellent sound insulation: impact sound is greatly reduced. Full technical Support. Lifetime Warranty.
BrandProWarm
ManufacturerProWarm
Height0.99 cm (0.39 Inches)
Length119.99 cm (47.24 Inches)
Width59.99 cm (23.62 Inches)
Part NumberXPSPREMIUM10MM

7. CosySpace

5 x Electric Underfloor Heating Insulation Boards Thermal 0.72m2 Thickness 20mm 20MM

CosySpace - Xps boards are widely used in wall insulation, Construction of Concrete roofs, low temperature storage facilities, Airport Runways, parking platforms, Structure of Roofs, Highways and other areas where moisture-proof is a requirement. Minimum purchase is 10 boards. Stable performance & anti-ageing - Resistance to Compression - Water Resistant - Lightweight, Recyclable. Xps boards are an extruded polystyrene insulation manufactured through a plastic extrusion process. Resulting boards are almost 100 Percent closed cell, strong, highly moisture resistant and easy to cut and shape.
BrandCosySpace
ManufacturerCosySpace

8. SuperFOIL

37.5sqm Coverage | Thermal Foil Insulation for Walls, Lofts | 100% Waterproof, Prevent Mould & Damp in Your Home, Floors, Roofs, SuperFOIL Waterproof Foil Membrane SFTV 1.5m x 25m

SuperFOIL - Superfoil products are labc, BBA & BRE-certified to ensure the best performance. 1. 5m x 25m roll is suitable for walls, floors, roofs, lofts and more.100% waterproof: protect your home from mould & damp with SuperFOIL’s water proof vapour barrier.

Thermal insulation: our 2-in-1 foil membrane acts as thermal insulation as well as a vapour barrier to help keep your home warm in winter. Made from reinforced Heavy Duty Laminated Double Foil. Easy to install: simply cut the membrane to the size you need, staple to the wall or floor of your loft or attic then seal with tape. Perfect for construction: covers large areas quickly and efficiently. Guaranteed quality: our vapour barrier membrane is tested to the highest UK standards. Each sheet measures 1. 5m x 25m.
BrandSuperFOIL
ManufacturerBoulder Developments Ltd
Height0.1 cm (0.04 Inches)
Length500 cm (196.85 Inches)
Width150 cm (59.06 Inches)
Part NumberBHFP-477
ModelSFTV 25m

9. FloorPro

Thermal Floor Insulation Extruded Polystyrene, Flooring, FloorPro® 6mm Thick, XPS Insulation Floor Boards Pack of 6 Pieces = 3.6m2, Also Applicable for Electric Underfloor Heating

FloorPro - Also used in wall Insulation, Construction of Roofs etc. 6mm thick - 3. 6m2 pack - 6 Boards in Total. Very strong / rigid boards - Lightweight & Easy to Cut - Water Resistance. Ideal for electric underfloor Heating - Reflects Heat Upwards To Your Floor. Board size: 1000mm x 600mm.
BrandFloorPro
ManufacturerFloorPro
Height600
Length1000

10. ThermoRise

Also Applicable for Electric Underfloor Heating, XPS Insulation Floor Boards Pack of 6 Pieces = 3.6m2, 30mm Thick, Thermal Floor Insulation Extruded Polystyrene, Flooring, ThermoRise®

ThermoRise - 30mm thick - 3. 6m2 pack - 6 Boards in Total. Ideal for electric underfloor Heating - Reflects Heat Upwards To Your Floor. Board size: 1000mm x 600mm. Very strong / rigid boards - Lightweight & Easy to Cut - Water Resistance. Also used in wall Insulation, Construction of Roofs etc.
BrandThermoRise
ManufacturerThermoRise®