IKO Glass Fibre Underlay 20 x 1m Roll

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£77.00 £64.17
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IKO Glass Fibre Underlay is a waterproofing membrane, manufactured to BS 747 Type 3B, consisting of a strong glass fibre base coated with oxidised bitumen. It is sand finished on both surfaces. This product is used as an economical underlay (or intermediate layer) in a built-up felt roofing specification, and is usually fully bonded in hot bitumen. It is also used as an underlay to bitumen shingles in a pitched roof application.Economical sand finished underlay