1 to 3 working days
High performance roof & building breather membrane
Breathable underlays for all pitched roof and timber frame wall applications.
Powerlon UltraPerm is a range of high performance breathable underlays for all pitched roof designs and timber frame wall applications.
High water vapour permeability and exceptional water resistance.
The BBA certified, Powerlon UltraPerm range is fully tested to the latest BS 5534:2014 + A1:2015 zones 1-5.
Non-woven composite membrane with pre-printed marking lines for easy installation.
Available for delivery direct from the manufacturer with an approx. lead time of 2-3 days.
1 to 3 working days
|iTP Powerlon UltraPerm Premium, 1.5x50m = 75m²||£89.50|
iTP Powerlon Ultraperm is sent direct to site from the manufacturer and is subject to the iTP Membranes shipping charge.
Reasonable stock levels are held with delivery lead times being around 2-3 working days.
iTP reserves the right to change stocked products - while we will do all we can to keep on top of changes, availability and lead times my vary.
Delivery charges will be calculated at check-out. Please visit our Ordering From Us page for further details on minimum order levels and delivery charges. If you have any queries, please do not hesitate to contact me.
Breather membrane for roofs and walls
iTPs high performance breather membrane, Powerlon UltraPerm, is suitable for use in ventilated and unventilated, supported or unsupported, cold and warm pitched roofs as well as timber frame walls.
Core: Powerlon UltraPerm is a thermally bonded composite membrane, made up of two layers of non-woven polypropylene with a microporous film between them, creating a breathable waterproof membrane with exceptional water vapour resistance and water repellant characteristics.
|Tensile Strength||MD 300 / XD 200||MD 330 / XD 230||MD 320 / XD 200|
|Nail Tear Resistance||MD 120 / XD 160||MD 130 / XD 200||MD 140 / XD 230|
|Temperature Range||-40 to +70 °C||-40 to +70 °C||-40 to +70 °C|
|Water Vapour Transmission||0.02 Sd||0.02 Sd||0.02 Sd|
|UV Resistance||3 months||3 months||3 months|