Waterproof Vapor Permeable Underlay

Specifications

Kingway waterproof vapor permeable unerlay, 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 :   Kingway waterproof breathable permeable underlay 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 KingWay Waterproof vapor permeable unerlay works?

Kingway waterproof vapor permeable unerlay 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:

waterproof  material |waterproof material uv protection fabic

  material |waterproof material uv protection fabic