Vent 3 High Performance Breathable Membrane 1M x 50M
Product Features/Specifications:
The Cromar Vent 3 High Performance Breathable Membrane – 1m x 50m is a high-quality, triple-layer membrane that delivers outstanding secondary waterproofing. Designed for pitched roof installations, this membrane acts as a durable barrier against wind-driven rain, helping to keep your attic or loft space dry and protected.
Detailed Product Benefits:
- Outer Layer: Engineered for robust external protection, this layer shields against water ingress and environmental elements.
- Middle Layer: A breathable yet waterproof core allows water vapour to escape from inside the building, reducing the risk of condensation and mould growth.
- Inner Layer: Provides additional durability and resistance to abrasion during installation, while safeguarding the membrane's functionality over time.
- This triple-layer construction ensures not only protection from external moisture but also internal breathability—promoting a healthier building envelope.
Applications and Versatility:
Ideal for use beneath roof tiles or slates, the Vent 3 Membrane is suitable for both new-build and refurbishment projects. It is compatible with most pitched roof constructions and performs exceptionally well in ventilated and non-ventilated cold or warm roof systems. Whether you're a professional roofer or a contractor, this membrane is engineered for ease of handling and quick installation.
Technical Specifications:
- Roll Size: 1m x 50m (covers 50m²)
- Weight: Approx. 140gsm
- Water Resistance: W1 classification
- Air Permeability: <0.01 m³/m²/hr
- UV Resistance: Up to 3 months exposure
- Fire Rating: Class E to EN 13501-1
- Compliance: BS 5534 & BS EN 13859-1
- Application Temperature Range: -40°C to +80°C
Additional Information:
This product is easy to move by hand, making installation and transportation hassle-free.
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