Waterproof Breathable Membrane
◆Specification
![q (1)](https://www.qjfiberglass.com/uploads/6ff6535f.png)
◆Package
Each roll with plastic bag, or according to customer’s needs.
◆Usages
The Breathable Roof Underlay is laid on the insulation layer of the house, which can effectively protect
the insulation layer. It is spread on the building roof or external wall insulation layer, and under the
water strip, so that the tide steam in the envelope can be discharged smoothly.
![q (2)](https://www.qjfiberglass.com/uploads/cadcc638.png)
![q (3)](https://www.qjfiberglass.com/uploads/eee9c712.png)