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Permo forte is an extremely strong 4-layer vapour permeable underlay with a built-in safety grid. It is suitable for all pitched roofs.
Properties
Length: 50m.
Width: 1.5m.
Roll size: 75m2.
Weight: 10.9kg.
Fire rating: Class E.
UV stability: 4 months.
Certification: BBA certified and CE certified.
Temperature range: -40°C to 80°C.
