Steico multi UDB underlay, underlay and airtight membrane
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Highly permeable underlay, underlay and airtight membrane.
Airtight and resistant to driving rain for new buildings and renovations. 3-ply. Extremely high tear resistance with 2 integrated self-adhesive zones. Outdoor exposure possible for up to 3 months.
Diffusible sD value 0.02 m, ADB-A, USB-A.
Weight per unit area 165 g/m²
Fire behavior class E
Temperature resistance -40/+80 C°.
Minimum roof inclination > 10° depending on the standard roof inclination of the roof covering.
Width 1.50 m, length 50 m, roll 75 m², PU 20 rolls/pallet
Delivery / 1 roll / 75 m² (pallet price on request)