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Breather Membrane

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NamePermavent APEXPermavent BLACKPermavent DRYPermavent ECOPermavent GRAPHITEPermavent MAX ALL ZONESPermavent METALPermavent PRO VCLPermavent RED
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DescriptionAir Permeable ExtraHigh Performance Breather MembraneIndestructible Breather MembraneLightweight Breather MembraneHigh Performance Breather MembraneHigh Performance Breather MembraneCondensation Control for Metal RoofingVapour Control LayerUltra Strong Breather Membrane
Features
  • Air and Vapour permeable membrane
  • Integrated Tape (untaped option available)
  • No need for ventilation
  • Highly Breathable
  • Black on both sides
  • Value membrane
  • Condensation control system
  • Ultra Strong
  • Low cost membrane
  • Versatile
  • Highly durable
  • Excellent tensile strength
  • Excellent tear resistance
  • Suitable for all wind zones regardless of fitting method
  • Universal
  • For standing seam and fully supported metal roofing
  • High Moisture Resistance
  • Minimises interstitial condensation
  • Superior tensile strength
  • Superior tear resistance
  • For use on any types of roofing/walling applications
Weight, g/m21801202309013015044082160
Maximum tensile force (MD), N/50mm358240670200310350320140360
Maximum tensile force (CD), N/50mm304160520110220240200110250
Elongation at max. tensile force (MD), %70100608060707510090
Elongation at max. tensile force (CD), %7210080606070100120110
Resistance to tearing MD (nail shank), N21413030090170140210100250
Resistance to tearing CD (nail shank), N2181703601252402302705340
Water tightness, classW1W1W1W1W1W1W1W1
Taped Lap1-51-51-51-41-51-51-5
Water vapour transmission (sd),m0.020.020.020.020.022000.02
Batten Lap1-311-31 -4 (250mm batten gauge)1-31-5
Water vapour transmission (sd), m0.010.02
Acoustic damping value, db8
Reaction to fire, classE
Reflectivity, %95