Airtight, Insulated & Weathertight

QWS – Quality Window Sealing is a high performance airtightness system, specifically designed for sealing window and door reveals, with excellent vapour control properties and permanent bonding.

Airtight

The Airtightness layer controls the movement of internal air and vapour from infiltrating the window connection joint.

Insulated

The Insulation layer improves thermal performance and acoustic insulation.

Weathertight

The exterior Weathertight layer is waterproof to block wind and driving rain, while also enabling the expulsion of vapour.

Gerband sd vario variable avcl membrane

Cost Effective
Fully Supported
Fast Application
All Construction Types
German Quality
CE Certified