Roof Shingles

IKO Glass-Fibre Underlay is a waterproofing membrane, consisting of a strong glass fibre base coated with oxidised bitumen. It is sand finished on both surfaces. Used as an economical underlay (or intermediate layer) in a built-up felt roofing, and is usually fully bonded in hot bitumen. It is also used as an underlay to bitumen shingles in a pitched roof application. Formerly BS 747: 2000 Type 3B British Standard glass-fibre based Economic roofing materials Colour: Black Product Finish: Sand, Installation Method: Pour & Roll Project Type: Commercial Small, Domestic Large, Domestic Medium, Domestic Small, weight 35 kg x width x 1000mm length 20 meter,