Top 9 Insulation Boards 10mm UK – Household Insulation

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1. ProWarm

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

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

2. Nassboards

Nassboards XPS Boards Floor Underlay Thermal Insulation Underfloor Heating, 5 x 10mm 3.6m2

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. All boards are manufactured from black foam polysynthetic and will not deteriorate.

Efficient and economic heating: made from high-quality polysynthetic materials, and reduces heat lost through the floor. The xps insulation boards are available in 10mm thick or 6mm thick, with each sheet measuring 600mm x 1200mm. Lifetime warranty: every purchase that you make with nassboards comes with a lifetime guarantee. 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. These boards can be installed on any surface, versatile and can be installed with ease. 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.

The xps insulation boards help improve the economic value of your underfloor heating, and will speed up the time It takes to heat up any room by up to 30%, the Nassboards Thermal Insulation Boards are excellent when used as an underlay, and reduce your heating bills significantly. We at nassboards stand behind all of our products, so if at any point you are not happy with your product, get in touch with us so that we can issue a replacement or a refund at any point during the product's use. Since they’re waterproof, and will prevent damp from seeping through your floor.

3. CosySpace

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

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

4. Underfloor Heating Express

Underfloor Heating 10mm XPS Floor Insulation Board 1200mm x 600mm Pack of 10 Sheets

Underfloor Heating Express - Packs of 10 sheets. Ideal choice for poorly insulated concrete or screed base. Very high compressive strength. Free delivery to uk mainland. 072m2 1200mm x 600mm x 10mm.
BrandUnderfloor Heating Express
ManufacturerUnderfloor Heating Express
Height15 cm (5.91 Inches)
Length120 cm (47.24 Inches)
Width120 cm (47.24 Inches)


EPS70 SDN Floor Insulation Sheeting Packing Void Loose Fill Filler Protective, 25 Small White Rigid Polystyrene Foam Sheets Boards Slabs, Size 600mm Long x 400mm Wide x 10mm Thick

UKPS - Polystyrene Sheets. Can also be used as floor insulation in the building / flooring trade. The sheets are great for use with packing / dispatching items in the warehouse, as well as in the building trade. They can easily be cut down to size with a knife or a hot wire, like all polystyrene sheets we stock.
Part Number3335905771524

6. EkoBoard

Black, EkoBoard 10mm XPS Boards Floor Underlay Thermal Insulation Underfloor Heating 1200 x 600 x 10mm 10 Pack

EkoBoard - Xps insulation boards are ideal for solid base floors and will reduce the warm-up time while considerably decreasing your electricity bill. Ekoboard xps panels provide excellent insulation, and are a premium quality product perfect for underfloor heating. Ekoboard xps insulation panels are also an extremely cost effective solution and will improve the performance of your heating. Xps boards are ideal for use as an underlayment for flooring, tiles, insulation or electric underfloor heating. Ekoboard panels are made of XPS which is an extruded polystyrene, and is easy to cut and shape.

7. Thermopanel

Thermopanel Lite, Single Sided Tile Backerboard Insulation 1250mm x 600mm 10mm

Thermopanel - This makes them perfect for fixing directly over the top of plasterboard walls or sheet wood floors, creating an insulated waterproof barrier. Available in various thicknesses, ideal for wetrooms. Thermopanel lite is an affordable and cost-effective way of creating a thermal barrier between cold concrete or wooden substrates and tiles.

Thermopanel lite features a fibreglass mesh, embedded into a polymer cement surface on top of an extruded polystyrene base. Will accept even the heaviest wall tiles, unlike plasterboard. Installation below underfloor heating systems on an existing un-insulated concrete or timber sub-floor will greatly reduce heat up time and running costs. Excellent sound insulation like impact sound is greatly reduced.

Tile backer boards are an excellent heat insulation with a thermal conductivity value of 0027w/mk and making them ideal for use as a thermal barrier with under floor heating. These are particularly suited to underfloor heating mats and under tile heating cable applications. Tilebacker boards are waterproof, lightweight and easy to cut to shape. Tile backerboards can be used with any size floor or wall tiles.

8. ThermoRise

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

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

9. Warmup

Warmup Water Resistant Insulation Tile Backer Board 10mm INSBOARD10mm

Warmup - 1 year manufacturers Guarantee. As a wall tile backer board, being totally waterproof, tiles can be fixed directly Onto The Surface Without Prior Preparation And, Is Suitable For Bathrooms Or Showers. Warmup water resistant insulation Tile Backer Board 10mm INSBOARD10mm. Using warmup insulation boards with underfloor Heating Can Lower Your Running Costs By As Much As 50% While Reducing Your Carbon Footprint.
Part NumberINSBOARD10mm