Ondutiss Air

The Ondutiss Air range of products are high vapour permeable membranes, suitable for cold and warm roof applications. The two AIR TT products have the benefit of an integrated adhesive strip, making these suitable for all zones under the updated BS 5534 regulations.

Benefits include

  • High vapour permeability ensuring the membranes absorb the vapour and keeps the insulation layer dry.
  • No ventilation gap needed.
  • Totally waterproof, offering a secondary layer of protection against driving rain or snow.
  • Overlap indicators printed on the membranes for fast and easy installation.
  • Adhesive strip integrated on the the AIR TT membranes, making it suitable for these suitable for installation in all zones under the updated BS 5534 regulations.
120 TT
Weight: 120g/m2
Thickness: 0,55mm
Dimensions: 1,5m x 50m
Material: Polypropylene


150 TT
Weight: 150g/m2
Thickness: 0.70mm
Dimension: 1.5m x 50m
Material: Polypropylene


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