Cromar Vent 3 Air High Performance Breathable Membrane 1m x 50m Hedgerow Brown The membrane should be marked

The membrane should be marked and carefully cut at the bottom and side to accommodate the downpipe

Ventilation coverage: 15

Installing Klober 15 x 9 Tile Vent

sand the surface to an even finish using 120-grit sandpaper

Exceptional tensile and tear strength and flexibility

Cromar Vent 3 Air High Performance Breathable Membrane 1m x 50m Hedgerow Brown The membrane should be markedCromar Vent 3 Air High Performance Breathable Membrane with a high permeable breather membrane. Cromar's technicians formulated and crafted this product to achieve the new NHBC building regulations whilst also achieving added bonuses. Some of these include improved energy efficiency, reduced risk of moisture related problems, increased lifespan of the roof and overall enhanced comfort for those indoors. Fantastic UV and Water Resistance Overall,