Airtightness
AERO 3 HPV
3 Layers vapour permeable underlay
- Outer layers of polypropylene and Inner layer of microporous polypropylene with reinforce polypropylene grid.
- High mechanical properties
- Temporary protection for timber frames against wind, rain, snow and dust.
- Suitable for cold and warm roofs.
Description AERO 3 HPV
Must be laid on a rafter with a maximum distance of 90 cm or directly on the batten with a counter batten.The counter batten must be at least 36x20mm. Below 30% overlap 20 cm. Under 30% overlap 10 cm. The Rooftiles must be installed maximum 8 days after the roof underlaynment...
See moreMust be laid on a rafter with a maximum distance of 90 cm or directly on the batten with a counter batten.The counter batten must be at least 36x20mm. Below 30% overlap 20 cm. Under 30% overlap 10 cm. The Rooftiles must be installed maximum 8 days after the roof underlaynment installation. Altitude must be less than 900m.
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