A non-woven polypropylene breather membrane.
A specially formulated breather membrane, designed to allow water vapour within the structure to pass freely through to the tile/ slate area where it can be safely dispersed.
All roof underlays should be installed to comply with BS 5250, BS 5534 and BS 8000:Part 6. Can be utilised in both warm roof and cold roof construction.
Can be sealed with Icopal Jointing Tape (specify separately).
Monarperm Breathe Two
Standard product features
Blue surface/ white underside.
Tensile Strength (N per 50 mm):