Verified by manufacturer 7 months ago
Internal airtight vapour control layer (AVCL) with variable vapour resistance.
Suitable for roof, wall and floor elements in projects of low to medium moisture classification.
A 100% airtight vapour control layer with extreme variable vapour resistance which prevents structural damage and loss of insulation efficiency by adapting to moisture conditions and regulating the humidity in building elements.
Features and benefits:
Color | Grey |
Finish | Smooth |
Material | Polyethylene |
Shape | Other |
Length | 50000 mm |
Width | 1500 mm |
Warranty description | 15 year |
Uniclass | |
CAWS | H20/10 Sheet cladding H20/155 Sheet cladding (attached to timber battens) H20/150 Sheet cladding (attached to metal support systems) H21/10 Vertical timber weatherboarding H21/20 Breather membrane H21/130 Breather membrane H21/15 Horizontal timber weatherboarding H21/116 Horizontal timber weatherboarding H21/115 Vertical timber weatherboarding H21/110 Vertical timber weatherboarding H21/111 Horizontal timber weatherboarding H30/10 Fibre cement H92/120 Rainscreen cladding M30/265 Building paper P10/65 Breather membrane P10/320 Breather membrane |
Material | Polyethylene. |
Purpose | Air permeability.Vapour permeability. |
Standard | To BS EN 13859-2. |
Performance characteristics | |
Tensile strength (minimum) | 380 N/50 mm. |
Tear resistance | MD, 70 N / XD, 65 N. |
Elongation to break | MD, 17% / XD, 20%. |
Water vapour resistance (minimum) | W1. |
Fire performance | E. |
Third-party certification | British Board of Agrément (BBA) Certificate. |
Form | Spun-bonded. |
Physical properties | |
Colour | Grey. |
Weight (minimum) | 92 g/m². |
Dimensions | |
Thickness (minimum) | 0.4 mm. |
Width (minimum) | 1.5 m. |
Roll length (minimum) | 50 m. |
Vapour transmission rate (to BS EN 1931) | 13 m. |
Temperature resistance | -40°C to +80°C. |
Air permeability | To ISO 5636/5, 2000 s. |
Accessories | Tyvek® 2060B Tape. Guidance for specification option: Single sided tape for sealing overlaps in Tyvek® membranes and making good around penetrations, pipework, windows and door openings. Very durable ensuring long term performance. Roll size: 75mm x 25m. Tyvek® Double Sided Acrylic Tape. Guidance for specification option: Double sided acrylic tape for sealing laps in Tyvek® membrane and bonding to smooth surfaces. Excellent adhesion properties under extreme conditions. Strong initial tack. Roll size: 50mm x 25m. Tyvek® Butyl Tape. Guidance for specification option: Double sided butyl based sealant, used to seal fixing penetrations in a Tyvek® membrane and form a moisture and airtight seal between a Tyvek® membrane and most commonly used building materials. Tape is compatible with brickwork, blockwork, masonry, timber, metalwork and most plastic products. Roll sizes: 20mm x 30m, 50mm x 30m. |
Contains Red List materials | No |
Country of material origin | Germany |
Country of product manufacture | Germany |
Embodied carbonA1-A3 (production stage) as defined in BS EN 15804 | 0.53 kg CO₂ eq/kg |
NBS BIM Object Standard
This BIM object has been authored to meet the requirements of the NBS BIM Object Standard.
Find out more about the NBS BIM Object Standard.
Platform | Compatible | Version |
---|---|---|
- | 6 | |
- | 7 |