UltraPerm Lite 92gsm Roof & Wall Breather Membrane / Underlay - 1m x 50m (50m2) priced-per-pack The SuperFOIL SFTV 1L also

The SuperFOIL SFTV 1L also has a water vapour resistance of 1200MNs/g and a resistance to water penetration of W1

Install effortlessly with Knauf Plasterboard Adhesive and mechanical fixings

Versatile for walls

meeting BS 476: Part 4:1970 standards for safety

Celotex PL4000 Insulated Plasterboard (All Sizes) 2

UltraPerm Lite 92gsm Roof & Wall Breather Membrane / Underlay - 1m x 50m (50m2) priced-per-pack The SuperFOIL SFTV 1L alsoA high performance underlay for all pitched roof types and walls in timber frame structures. Can be used on warm and cold, supported and unsupported, ventilated and unventilated roofs. Key Features: UltraPerm Lite 92gsm Economy breather membrane roof underlay BBA certified for roof & wall applications CE certificate Suitable for all pitched roof designs including un ventilated, warm and cold, un supported