Reflective breather membrane for improved thermal comfort throughout the year
New Tyvek. e-Guard W1 reflective breather membrane reflecting radiant heat in summer and reducing convective heat loss in winter.
DuPont™ Tyvek® e-Guard W1
The airtight and water resistant yet vapour-open reflective breather membrane provides a secondary protection from external moisture. Durable, but flexible and easy to install Tyvek® e-Guard W1 is particularly effective in lightweight wall construction such as timber frame systems.
Feature | Benefit |
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Durability |
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Protection From Water |
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Reflective Surface |
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Thermal Resistance |
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Factory or Site Installed |
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Method | Unit | Value | |
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Masse par unité de surface | EN 1849-2 | g/m2 | 110 |
Résistance à la traction longitudinale | EN 12311-1 | N/50mm | 320 |
Elongation at max. tensile force (MD) | EN 12311-1 | % | 16 |
Résistance à la traction transversale | EN 12311-1 | N/50mm | 310 |
Elongation at max. tensile force (XD) | EN 12311-1 | % | 19 |
Resistance to tearing MD (nail shank) | EN 12310-1 | N | 60 |
Resistance to tearing XD (nail shank) | EN 12310-1 | N | 55 |