3 layer highly breathable, fully waterproof, constructed from high tensile spun-bonded polypropylene layers, around micro porous polypropylene film
Outer layer forms functional waterproof surface
Middle layer breathable waterproof membrane
Inner layer protects from abrasion and damage, also giving additional strength
Enables fabric to allow moisture vapor to pass through, whilst remaining fully waterproof
Breathable roofing underlay for use under tiles and sheeted roofs, over open rafters or on to fully boarded substrates
Constructed from high tensile spun-bonded polypropylene layers
Higher levels of water-resistant
Full moisture vapor permeability
Breathable underlay for tiled and slated pitched roofs
Eco-friendly to be completely recyclable
Use: breathable roofing underlay positioned immediately above insulation layer in warm pitched roof or in cold pitched roof (ventilated or unventilated)
Suitable for timber frame wall construction