Soprema Sopravap Hygro


Soprema Sopravap Hygro


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Soprema Sopravap Hygro MembraneSoprema Sopravap Hygro Membrane

Sopravap Hygro is a vapour control and airtight membrane with variable water vapour diffusion resistance and high resistance to tearing.

Sopravap Hygro is applied on the warm side of the thermal insulation, In combination with Pavabond and Pavafix, Sopravap Hygro guarantees the airtightness of walls, floors and roofs.


Supplied in 1.5 m x 50 m rolls (75 m²).


Finish upper side moisture regulating polymers
Reinforcement polypropene grid
Finish lower side non-woven polypropene fleece
Mass (g/m2 ) (EN 1849-1) 110 +/- 15
Colour white-transparent
Tensile force L x T (N/50 mm) (EN 12311-2) ≥ 320 x 285
Elongation at maximum tensile force L x T (%) (EN 12311-2) ≥ 15 x 15
Resistance to tearing (nail shank) L x T (N) (EN 12310-1) ≥ 315 x 340
Water vapour diffusion-equivalent – Sd (m) (EN 1931) 0,5 – 55
Watertightness (EN 1928-A) conform
Reaction to fire (EN 13501-1) E

Technical Data Sheets

Technical Data Sheet – Soprema Sopravap Hygro Membrane

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