mdm® Ventia Metal breathable roof underlay
A specialized, diffusive roof membrane designed for use under flat metal roofing. It protects metal sheets from corrosion - the upper side is covered with a spacing drainage layer. It represents high durability and very good water vapour permeability - Sd=0,02m. UV resistant (up to 3 months). Weight: about 400 g/m2.
|Use with full boardnig||YES|
|UV resistance* concerns average yearly radiation in the Central European climate||3 months|
Polipropylene combined with polipropylene microporous film; the upper side covered with spacing drainage layer.
lenght: 25 m
width: 1,5 m
QUANTITY PER PALLETPalett dimensions: 1500x1000x2000
m²/palett: 300 m² / 8 rol.