LIGHTWEIGHT PITCHED ROOF UNDERLAY

Marley Waterproofing's Lightweight Pitched Roof Underlay is suitable for use as an unsupported underlay in tiled or slated pitched roofs with traditional ventilation.
It must be installed in accordance with the relevant clauses of BS 5534:2003 - Code of practice for slating and tiling of roofs and BS 8000 Part 6:1990 Workmanship on Building Sites - Code of practice for slating and tiling of roofs and claddings.
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