STRATEC®II is a versatile and resistant synthetic very highly breathable screen (vapour permeable) used as roof tile underlay in ventilated or non-ventilated slated pitched roof. It will prevent the ingress of wind-blown rain, dust or snow. Can be used rain barrier (underlay for walls).

Long description, Frame of uses, Advantages

 High permeability to water vapor (HPV)
- Versatile
- High resistance to tearing
- Can be used as rain-barrier
- Maximum spacing between rafters: 60 cm
- Ranking W1
- Installation of battens or direct contact with the insulation allowed
- Color "zinc" .

Needed tools, installation instructions

On rafters with corrosion-resistant staples or galvanized nails.
Either secured to the support with counter battens at least 12 mm thick to create a drainage and vapour dispersal space between the product and the tiles.
May be used over sarking boards of softwood and either with continuous insulation or insulation placed between the rafters.

Maximum rafter spacing: 60 cm.
Minimum overlaps : 10 cm (20 cm for <20% slope).

STRATEC® II  installation can be carried out easily.
It may be used as temporary waterproofing during 8 days.

Unit of packaging, dimensions, volume, weight

- Roll dimensions 50 m x 1,50 m (75 m²)
- Roll weight 11.50 kg
- Colour: Light grey anti slip upperface, white anti slip underface for an easier application
- Storage: Upright on pallet with plastic wrapping, protected against moisture.

CE marking, related regulation



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