ProWarm BACKER-PRO Insulation Boards are ideal for 2 primary purposes as a superior waterproof surface to fix wall or floor tiles and as a first class heat insulation for 150w undertile mat and loose cable underfloor heating systems. These boards can be mechanically fixed to a timber subfloor with screws and washers or adhered to a concrete/screed subfloor with a flexible tile adhesive.

Price: £11.50 from Wickes

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Stockist	Product Name	Price
Wickes	ProWarm BACKER-PRO Tile Insulation Backer Board (Single) - 1200 x 600 x 6mm	£11.50	Visit Store