Specifications

Wall Wrap Membrane/ Breathable Housewrap:
has good water resistance & vapor breathability, let building breathe freely

Wall Wrap Membrane Breathable Housewrap

 

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 Wall Wrap Membrane Breathable Housewrap 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. 

 

Wall Wrap Membrane/ Breathable Housewrap 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  Wall Wrap Membrane Breathable Housewrap 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

 

 

 3 layers of  Wall Wrap Membrane Breathable Housewrap below:

 

 

Performance of Wall Wrap Membrane Breathable Housewrap :

 

It provides water resistance, but allows moisture vapor to pass through.

 

 

Application of Wall Wrap Membrane Breathable Housewrap: