Blach-Vent Plus is a high quality rollable ridge vent intended for roofs covered with metal sheet tiles. Product is a technologically advanced technical fabric reinforced with aluminium strips offers high durability and utility parametres. Blach-Vent Plus guarantees very good ventilation, and protects ridges and hips againts water, snow and dust. Air permeability (at 200 kPa): 380 cm3/cm2/s.
Structure: Two strips of 0.14 mm thick and 35 mm wide corrugated aluminium, glued and sewn to a technical fabric together with threads resistant to environmental factors; butyl glue strips applied to the edges on the bottom side.