NEW: polypropylene roofing barrier by Bituver

Three-layer undertile foil surfaced on both sides with polypropylenic tissue. It is transpirant to vapour and waterproofing at the same time.

The product combines the efficiency of SyntoLight with the advantages of a special additive, certified by international organizations, which makes it repellent against insects and winged animals.

Ventilated roofs are the most appreciated solution for thermic insulation of wood surfaces but not only, mansards are more and more popular rooms and recovery of attics is more and more diffused and advantageous.

This makes roofs essential parts of our houses. But sometimes they can become shelter for mosquitos, bees, wasps, other types of insects and nest for pigeons and other winged animals.