IKO, Iko Perforated Sand Surfaced Underlay (Formally Type 3g) 10 x 1m
Brand: IKO in DIY & Tools
£11896
Standard
A loose laid perforated underlay which is designed to provide a controlled partial bond to a substrate when the subsequent layer is fully bonded in hot bitumen in a built-up roofing system. Sand finished on the top surface and slate finished on the u