Tyvek Supro Breather Membrane Felt Underlay 50m
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Tyvek Supro Breather Membrane Felt Underlay 50m
Made from reinforced, laminated, nonwoven polypropylene, this Tyvek Supro membrane is water-resistant, robust and durable. It is a vapour-permeable membrane that provides the perfect watertight, airtight barrier for both supported and unsupported pitched roofs, including warm, hybrid and cold roofs as well as low-pitched metal roofs, wall and floor applications.
With no need for soffits, tile or ridge ventilation, this Tyvek felt underlay from DuPont can save you time and money, in what can typically be a costly endeavour.
Features & Benefits
- Extremely airtight, water resistant and vapour permeable
- Superior air and moisture management for commercial and residential buildings
- Resistant to prolonged UV radiation and high temperatures
- Suitable for all supported and unsupported pitched roof applications
- Suitable for Scottish sarking board systems
- 145gsm mass per unit
- Withstands UV exposure for four months
- 0.015 water vapour transmission
- Can be left exposed for up to 4 months
Specifically designed to withstand prolonged exposure to the elements, such as UV radiation, high temperatures and winds, this product is certified with full BBA and IAB approval for use in all pitched roof projects.
Standards & Certification
Fully BBA, IAB and UKAS approved. This is conformed the EN 13859-1: 2010 and EN13859-2: 20210.
Application
- Cold Roofs
- Floors
- Hybrid Roofs
- Pitched Roofs
- Walls
- Warm Roofs
Physical Properties
| Method | Unit | Value | |
| Mass per unit area | EN 1849-2 | g/m² | 145 |
| Maximum tensile force (MD) | EN 12311-1 | N/50mm | 300 |
| Elongation at max. tensile force (MD) | EN 12311-1 | % | 14 |
| Maximum tensile force (XD) | EN 12311-1 | N/50mm | 245 |
| Elongation at max. tensile force (XD) | EN 12311-1 | % | 23 |
| Resistance to tearing MD (Nail shank) | EN 12310-1 | N | 190 |
| Resistance to tearing XD (nail shank) | EN 12310-1 | N | 205 |
Buyer Notes
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