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Sopravap EVA 35

Soprema UK

Styrene-butadiene-styrene (SBS) modified bitumen vapour control layer (VCL) membrane with composite aluminium and a fibreglass reinforcement.

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Application

For use as a vapour control layer (VCL) for buildings with high moisture production.

Description

Membrane composed of styrene-butadiene-styrene (SBS) modified bitumen with a composite aluminium and a fibreglass reinforcement. The upper surface is finished with talcum/ sand, while the lower surface is protected by a thermofusible film.

Features and benefits:

  • High vapour resistance.
  • Fully torched, including overlaps.
  • Can be loose-laid in a system with heavy surface protection.
  • CE marked to BS EN 13970.

Applications:

For use as a vapour control layer (VCL) for buildings with high moisture production.

General information
Material

SBS (styrene-butadiene-styrene) modified bitumen with a composite aluminium and a fibreglass reinforcement

Uniclass 2015
Reinforced bitumen roofing sheets (Pr_25_57_08_75)Primary
Specification data - Reinforced bitumen roofing sheets
Product Reference

Sopravap EVA 35

Standard product features

Material:

SBS (styrene-butadiene-styrene) modified bitumen with a composite aluminium and a fibreglass reinforcement.

Colour:

Black.

Roll size (w x l):

1 x 6 m.

Thickness:

3.5 mm.

Weight:

4.8 kg.

Technical properties:

  • Maximum tensile force (to EN 12311-1): Longitudinal: 550 N/ 50 mm; transverse: 400 N/ 50 mm.
  • Elongation at maximum tensile force (to EN 12311-1): Longitudinal: 2.5%; transverse: 2.5%.
  • Flexibility at low temperature (to EN 1109): -20°C.
  • Flow resistance at elevated temperature (to EN 1110): 80°C.
  • Water vapour diffusion equivalent (to EN 1931): 1500 m.

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