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We close for Christmas on 23rd December, all orders placed after this date will be dispatched on the 2nd/3rd January - for more information please see our T&C's
We close for Christmas on 23rd December, all orders placed after this date will be dispatched on the 2nd/3rd January - for more information please see our T&C's

Klober Permo Forte

by Klober
SKU KLOB55
Original price £174.96 - Original price £174.96
Original price
£174.96
£174.96 - £174.96
Current price £174.96
Availability:
Only 1 left!
Availability:
Out of stock
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Klober Permo Forte Breather Membrane

Klober Permo Forte has a unique plastic ripstop grid, which helps prevent tearing. A special inner layer allows water vapour to exit the roof space while preventing rainwater and moisture from entering the building. Each roll is 50 x 1.1m covering 55m ².

The durable, 4-layer fabric of reinforced microporous polythene film, with the outer layers of bond polypropylene. An internal reinforcing mesh makes this membrane tough and easy to handle. This extra-strong, vapour permeable underlay is suitable for installation on a warm or cold roof design.

Specification Value
Weight, g/m ² 145
Water Tightness (Class) W1
Water Vapour Transmission (sd), m 0.03
Water Vapour Permeability g/m ²/day 1342
Tensile Strength Longitudinal/transverse N/50mm 430/370
Nail Tear Strength Longitudinal/transverse N 320/340
Fire Rating Class E
Temperature -40 °C to +80 °C
UV Exposure 4 Months
Vapour resistance, MNs/g-1 0.15

This breather membrane conforms with many standards including BS 3177, it is CE certified, holds a BBA certification (Cert No. 99/3622), and is covered by Klobers 10-year guarantee.

It is suitable to use in wind zones 1-4 if using battened laps and 1-5 if laps are secure with tape.

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