Tyvek UV Facade Breathable Membrane for Cladding - 50m x 1.5m
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Details
Tyvek UV Facade Breathable Membrane for Cladding - 50m x 1.5m is a roof membrane or underlay used beneath the external roof covering, helping protect the roof build-up from wind-driven rain while supporting moisture control.
It sits below tiles, slates or metal roofing and above rafters, boarding or insulation depending on the roof design. Correct laps, sealing tapes, eaves support trays and ventilation strategy are important for performance.
Best for
- Secondary weather protection beneath tiles, slates or metal roof coverings
- Moisture control and airflow strategies in warm, cold or hybrid pitched roofs
Key features
- Sits beneath tiles/slates and above rafters, insulation or roof deck depending on the roof build-up
- Brand: Tyvek
- Exceptional moisture management properties
- Optimum UV, wind and moisture protection, during and after construction
- Can be left uncovered for up to four months without affecting performance and warranty
- Enhances the airtightness of constructions
- Lightweight, flexible and easy to install
- Retains full performance when exposed to high UV and heat levels
- Guaranteed long-term performance
- Length: 50m
Used with / Compatible with
- Tiles, slates, metal roof coverings, battens, rafters, insulation, eaves trays and ventilation components
- Lap tapes, butyl tapes, sealants and nail sealing accessories where specified
Things to consider before buying
- Confirm whether the roof design needs ventilation, a vapour control layer or taped laps
- Follow the manufacturer's minimum lap, drape and fixing requirements
- Use eaves trays, tapes, sealants or nail sealing products where specified
Technical specification
Certification:
- CE marking for facades with open joints: Yes
- BRE certificate: No 155/10
- BBA certificate: 90/2548
- CE Certification
Technical:
- Composition: Composite high density polyethylene and polypropylene
- Mass per unit area: 195g/m2
- Product/functional layer thickness: 600/220m
- Water vapour transmission (Sd): 0.035mm
UV Exposure Values:
- Full UV exposure as standard underlay: 6 months
- Full UV exposure for walls with open joints before insulation of facade elements: 4 months