Product Introduction Rollable ridge vent providing a high level of ventilation between a roof covering and the upper roof parts (thermal insulation). Made of technical fabric with very good diffusional properties which easily enable the airflow under the roof covering.A special design provides a good protection against water and dust. It can be successfully usedin the hips area as well. material two 0.13 mm thick corrugated aluminium strips, bonded and sewn onto technical fabrics with threads resistant to environmental factors; Butyl strip is applied to the edge of the bottom