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Permavent GRAPHITE

Permavent GRAPHITE

Highly Durable Breather Membrane

Description

High performance vapour permeable roof and wall underlay.

Features

  • Highly durable
  • 130 g/m2
  • Excellent tensile strength
  • Excellent tear resistance
  • Tested to BS5534:2014 +A2:2018 wind loading
  • LABC Certified
  • 3 layers membrane
  • UV stable for 3 months
  • For use on any types of roofing/walling applications
  • Available in 1m x 50m

Resources

Accreditations

Permavent GRAPHITE – Declaration of Performance

Permavent GRAPHITE – LABC

Drawings & Technical Specifications

Cold vented roof – CAD Drawings

Warm roof – CAD Drawing

Product Guides, Fitting Instructions & Product Guarantee

Permavent GRAPHITE – Product Guide

Permavent GRAPHITE 50 – Instructions

Permavent GRAPHITE 75 – Instructions

Specifications

Weight, g/m2130
Water tightness, classW1
Water vapour transmission (sd),m0.02
Maximum tensile force (MD), N/50mm310
Maximum tensile force (CD), N/50mm220
Elongation at max. tensile force (MD), %60
Elongation at max. tensile force (CD), %60
Resistance to tearing MD (nail shank), N170
Resistance to tearing CD (nail shank), N240

UK Wind Zones

Taped Lap1-5
Batten Lap1-3
Request Sample
Request Sample

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