Specifications

Polyolefin waterproof breathable membrane: it has good water resistance and vapor breathability, let building breathe freely.

 

 

Polyolefin Waterproof Breathable Membrane Roofing Membrane Roofing waterproofing membrane: 

 

Our  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 :   Polyolefin waterproof breathable membrane can keep the warming  for the building ,so it is very good to energy conservation . It is very popular in the domestic and abroad.
 

Polyolefin Waterproof Breathable Membrane Roofing Membrane Roofing waterproofing membrane data:

 

Roll size: 1.5m * 50m/ roll

3 layers- two layer eco-friendly non-woven fabric outside, one layer polyolefin in the middle.

 

Technical data of  Polyolefin Waterproof Breathable Membrane Roofing 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