Delivery:
IN STOCK. NEXT DAY (if ordered before 13:00)
Key Features:
- Width: 1mtr
- Length: 50mtr
- Coverage: 50m2
- Weight: 115 g/m2
- Use: A breathable roof underlay for cold and warm roof applications
Description:
Universal breathable roofing underlay for all pitched roof designs and wall applications. Fully compliant to BS 5534:2014 + A1:2015
Powerlon UltraPerm is a range of high performance breathable underlays for all pitched roof designs and wall applications (timber frame). It is tough, durable and tear resistant with exceptional water vapour permeability and hydrophobic (water repellent) characteristics.
The BBA certified Powerlon UltraPerm range is fully tested to the latest BS 5534:2014 + A1:2015 zones 1-5.
UltraPerm is a non-woven composite membrane and is available with and without integrated self-adhesive strips. Pre-printed marking lines for both roof pitch and overlaps for supported and unsupported roofs make installation quicker and easier. Complementing the membranes is the Powerbond range of accessories which includes penetration and jointing tapes.
Each roofing underlay roll is supplied with detailed installation instructions and a colour-coded geographical suitability guide per wind zone and membrane grade.
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