Roofing underlay

• Installer friendly
• High UV resistance
• Driving rain proof
• Diffusion open
• Environmentally friendly

1. Length: 40 m
2. Width: 2800 mm
3. Rolls / pallet: 20

Universal diffusion-enabled underlay, with 2 double-sided self-adhesive strips applied overleaf. Multi-layered sheeting from non-woven polypropylene with an internal functional membrane. Approx. 150 g/m² with fixed Sd value of <0.04m.

For UDB-A and USB-A underlays, auxiliary underlay, formwork sheeting, ventilated and non-ventilated designs for renovation and new builds.