The driving rain-proof and diffusion-open breathable membrane Majcoat with double-sided adhesiv tape is perfectly suitable for creating a permanently windtight building envelope. It can be used for between and above-rafter insulation and for rear-ventilated facades. Driving rain resistance of Majcoat and SIGA accessories has been proven by the TU Berlin.
Combining Majcoat with the vapour control layer Majpell (sd value =
5 m) ensures perfect moisture transportation with a diffusion gradient of 1:50.
Material:
3-layered, monolithic functional layer protected on both sides by
PP fibre fleece
thickness: 0.6 mm
Weight per unit area: 190 g/m2
, EN 13859-1/ EN 13859-2
Temperature resistance: -40 °C to +100 °C
sd value: 0.1 m
Atmospheric exposure: up to 4 months
Secure against driving rain, waterproof: far above W1 according to EN 1928
Fire behaviour: class E according to DIN 13501-1
Fire index number: 4.2 according to VKF