Vent3 Classic is a breathable roof underlay for cold and warm roof applications which give major benefits over traditional roof underlays. 115gsm
- BBA Certified
- Cold & warm roof application
- 3 Layer spun-bonded membrane
- Clean & easy to use
- Lightweight & flexible
- Excellent tensile strength
- Light grey surface prohibits glare
- UV stable for up to 3 months
- Requires no ventilation
