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TRASPIR 135 Breather Membrane
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TRASPIR 135 Breather Membrane

TRASPIR135
£122.18
In stock
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Product Details
Brand: Rothoblass Holz Technic

NEW High Performance Breather Membrane comprising microporous film and polypropylene (PP) protective layers. Part of the Rothoblass Holztechnic range this 135g/m2 breather membrane is suitable for wall and roof applications. It would mainly be used for external applications to protect a timber frame during construction and to provide a breathing external envelope for the completed structure. The top layer: non-woven PP fabric. The middle layer: PP breathable film. Bottom layer: non-woven PP fabric

For transport costs please contact us for a quote

Key performance characteristics are:

Water Vapour Open

High Tensile Strength

Class W1 Watertightness

High nail shear resistance

High UV degrade resistance

Available in a roll size of 1.5m height x 50m length with 28 rolls to a full pallet.

Technical Specification:

Mass per unit area EN 1849-2 135 g/m2
Thickness EN 1849-2 0.6 mm
Straightness EN 1848-2 conforming
Water vapour transmission (Sd) EN 1931 / EN ISO 12572 0.02 m
Maximum tensile force MD/CD EN 12311-1 280 / 190 N/50 mm
Elongation MD/CD EN 12311-1 60 / 75 %
Resistance to tearing MD/CD EN 12310-1 125 / 135 N
Watertightness EN 1928 class W1
Water column EN 20811 > 250 cm
UV resistance * EN 13859-1 2 months
Temperature resistance - -40 / +80 °C
Reaction to fire EN 13501-1 class E
Resistance to penetration of air EN 12114 < 0.05 m3/m2h50Pa
After ageing:
• maximum tensile force MD/CD EN 13859-1 250 / 160 N/50 mm
• watertightness EN 13859-1 class W1
• elongation MD/CD EN 13859-1 40 / 50 %
Flexibility at low temperature EN 1109 -40 °C
Dimensional stability EN 1107-2 1 %
Thermal conductivity (λ) - 0.3 W/mK
Specific heat - 1800 J/kgK
Density - approx. 225 kg/m3
Water vapour resistance factor (μ) - approx. 33
Recommended installation pitch - > 13°
VOC emissions - 0 % (class A+)

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