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Specifications
Range of Use1. Curtain wall dry hanging wall,
2. Steel structure 3. Slope roofing
4. The basement, reservoir, dam, tunne
Breathable House Wrap Membrane Roofing Waterproofing Membrane
Nelumbo breathable membrane, which has good water resistance and vapor breathability, e.g., prevents moisture from entering the buildings, while permits water vapor exit the building. And the breathable membrane can thus improve building durability by protecting wall sheathing and framing from moisture.
One key point : Nelumbo Breathable Waterproofing Membrane for Timber Frame helps reduce homeowner energy bill because homes stay cool in the summer and warm in the winter and dry all year round.
How does Nelumbo Breathable House Wrap Membrane Roofing Waterproofing Membrane works?
Nelumbo breathable membrane is made by two layers of non-woven fabrics and one layer of microporous polymeric membrane in the middle.
1. It has superior air resistance that helps to protect insulation from drafts, reducing energy costs.
2. It provides water resistance that helps to prevent water from entering walls, avoiding costly damage.
3. It allows moisture vapor to escape while protecting against air and bulk water instrusion.
4. It has excellent tear strength and allows 120days of UV exposure.
Breathable Pitched Roofing Underlay Membrane data:
Roll size: 1.5*50m/roll
Material: 3 layers : 2 layers PP non-woven fabric + 1 layer PE breathable film in the middle
Technical data of Breathable House Wrap Membrane Roofing Waterproofing Membrane comparation chart below:
| Item | Specific | |||
| Weight (g/m2) | 100 | 130 | 170 | |
|
Water Vapour Transmission (g/m2.24h) |
2500-3500 | 2500-3500 | 2500-3500 | |
|
Resistance to Water Penetration (mm) |
1500-3000 | 1500-3000 | 1500-3000 | |
|
Tensile Strength (N/50mm) |
CD | >140 | >150 | >170 |
| MD | >160 | >170 | >200 | |
|
Low Temperature Flexibility (°C) |
-40°C | -40°C | -40°C | |
|
UV Exposure (Months) |
4 | 4 | 4 | |
Nelumbo Roofing Membrane Breathable Membrane parameter
With high tensile strength,big broken elongation, high tear strengt, heat resistance, cold tolerance, corrosion resistance, ageing-resistantand is available to operate under cold environment.
3 layers of Breathable House Wrap Membrane Roofing Waterproofing Membrane below:
Performance of W Breathable House Wrap Membrane Roofing Waterproofing Membrane :
It provides water resistance, but allows moisture vapor to pass through.
Application of Roofing Membrane Breathable Membrane
Nelumbo waterproof breathable membrance are mainly used for the wall and roofing.
Material: two layers of non-woven fabrics and one layer of microporous polymeric membrane in the
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