A highly competitive and robust roofing underlay, Permavent BLACK is a versatile vapour-permeable membrane that is also suitable for walling applications. An air-tight design solution, providing associated thermal benefits, whilst assisting with condensation risk in your project.
- Optional durable integrated tape system is available to improve speed of application and to control membrane wastage on-site.
- A superior water resistance value (W1) catering for both roof and wall applications.
- Discreet in colour, popular for garages and open-constructions such as canopies.