Description:

 

Waterproof and vapor permeable membrane is polymer modified asphalt based,with surface of high strength polypropylene fiber.Back side coated 
with self adhesive glue or antiskid sand.Made by special process.With excellent waterproof  performance and breathable properties.   

USAGE:

 

It is used as the underlayment of cement tile, painted pottery watts ,asphalt shingle and wood structure roofing . Also suitable  for all kinds of architectural roofing ,walls,underground waterproof and damp proof project.

 

 
Feature and Benefits:

 

♦With adhesive tape on the overlap for the sealing of junction, convenient for application.

 

♦Excellent weather resistance .anti-corrosion, anti-aging, anti-oxidant

 

♦Excellent waterproof performance and encase nail holes

 

♦It’s excellent vapor permeable properties make it can be constructed on damp surface ,palisade structure internal water vapor flowing rapidly and effectively avoid mould and condensing formation 

 

♦Excellent tensile strength and elongation

 

♦Big surface friction ,closely integrated with the grassroots

 

♦Eco-friendly product: no smell ,no taste ,conform to environmental protection requirement

 Specifications:

 

1.Thickness:0.8mm-2.0mm,or according to customer's requirements.

 

2.Surface: Non-woven fabric / fine sand / self-adhesive

   Customerized productions.

Description	Specification	Width	Length	Thickness
Roof underlay	500g/m2PP—PP	1000mm	30m	0.8mm
	600g/m2S—PP	1000mm	25m	1.0mm
	1500g/m2S—S	1000mm	20m	1.3mm
Roof underlay with adhesive band	500g/m2PP—PP	1000mm	30m	0.8mm
	600g/m2S—PP	1000mm	25m	1.0mm
	1500g/m2S—S	1000mm	20m	1.3mm