Driving rain-proof and diffusion-open breathable membrane for permanently windtight building envelopes.

Price (ex VAT): £217.06
(incl VAT): £260.47
Tax amount £43.41
Price / kg:
Majcoat in use

1.5m Roll     £217.06 each



The driving rain-proof and diffusion-open breathable membrane Majcoat 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.

Majcoat complies with the requirements of ZDVH

  • Complies with the  product data sheet Breathing membranes class UDB-A according to table 1
  • Suitable for makeshift coverage
  • Suitable SIGA accessories: Wigluv, Primur Roll, Nail sealing tape
  • Suitable for use as roof membrane class USB-A

Combining Majcoat with the vapour control layer Majpell(sd value=5 m) ensures perfect moisture transportation with a  gradient of 1:50.

Your advantages

3 layers, functional layer protected by 2 fleeces
resistant to driving rain and durably moisture-diffusing
sturdy and tear-proof
no damage in construction phase
imprinted cutting and bonding aid
saves time



Length/ roll: 50 m
Width: 1,5 m
Area tot.: 75 m2
Packaging unit: 1 roll
Weight: 16 kg
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
Standard: CE, 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


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