QB Écrans Souples de Sous-Toiture

– certification confirming the highest standards of safety and durability

What does the French QB quality mark mean?

QB – Écrans Souples de Sous-Toiture is a renowned quality mark awarded by CSTB (Centre Scientifique et Technique du Bâtiment), the French scientific and technical institute that has played a key role for many years in assessing the compliance of construction products with applicable standards and technical requirements in France and the European Union.

Eurovent® – proven quality in the roof membrane segment

Within the Eurovent® range, selected highly vapour-permeable roof membranes and system adhesive tapes are QB-certified, including:

• Eurovent® MAXI R2
• Eurovent® STRONG R3
• Eurovent® UNO
• Eurovent® DUO
• Eurovent® UNISAN

These products are widely used as underlay layers for pitched roofs, both on fully boarded roofs and rafter constructions, under various types of roof coverings – from clay and concrete tiles to metal roofing and bituminous shingles.