Roll based on non-woven polypropylene, with two colored aluminum side stripes, sewn with thread resistant to environmental factors. Provided at the bottom with two strips of 2 cm Butyl adhesive on the edges, to facilitate installation on the tiles.

Product designed to provide excellent ventilation of ridge caps and silts on sloping roofs. In addition, preventing dust and snow from entering the interior of the roof.

It is an element resistant to UV radiation and climate changes.