3B Bonding Felt 20x1m
£ 38.95 +VAT
Wonderbuilds 3B Bonding Felt is designed for installation as the bottom layer of roof cladding, for waterproofing engineering structures and for vapor sealing. Can be used as underlayer for bitumen shingles or other types of roofing materials for pitched roofs. Not recommended to use as one-layer roofing cladding or one-layer waterproofing. Manufactured according to EN 13707:2004+A2:2009.
Material is produced by two-sided placing of polymer-bitumen binder, consisting from bitumen, SBS polymer modifier and mineral filler, on the glass fibre mat carrier. Fine-grained sand is used as the top and bottom protective surfaces. The material does not contain the substances which are dangerous for the people or animals.