3-Layer Eco-Friendly PP+PE+PP Waterproof Breathable Roofing Membrane for Roof and Wall

• Customization: Available
• Certification: CE
• Thickness: 0.3mm-0.8mm
• Model NO.: C
• Type: Vapour Permeable Membrane
• Resistance to Water Penetration: W1
• Width: 1.5m ;1m ;Customized
• Length: 50m
• Application: Roofing Application Wall Application
• Weight: 80g-220g
• Color: Black ; Grey ; Green ; Customized
• Transport Package: PE Bag
• Specification: 1.5m*50m; 1m*50m
• Origin: China
• HS Code: 5603

Product Description

Product Description and Specification 

Breathable membrane is a three layer highly breathable, waterproof membrane. constructed from high tensile spun-bonded polypropylene layers, around a microporous polypropylene film. The outer layer forms the functional waterproof surface; The middle layer is the breathable waterproof membrane and the inner layer protects the membrane from abrasion and damage, also giving additional strength.This enables the fabric to allow moisture vapour to pass through, whilst remaining waterproof.

Specification

Applications

 Breathable roofing underlay positioned immediately above the insulation layer in a warm pitched roof, or in a cold pitched roof
(ventilated or unventilated). Breathable roofing underlay for use under tiles and sheeted roofs, over open rafters or on to fully
boarded substrates. Breather membrane for timber frame wall construction.

Key Benefits

Energy Efficiency: Prevents uncontrolled airflows and minimises heat loss, maintaining high thermal performance.
Breathability: A low Sd value of 0.02 m ensures proper wall ventilation, protecting against moisture accumulation, mould, and mildew. 
Dust and Fibre Protection: Safeguards wall insulation from fibre displacement and dust contamination. 
Cold Resistance: Protects buildings from cooling, ensuring comfortable interiors year-round. 
 UV Stability: Withstands direct sunlight for up to one month without compromising performance.

Type	Breathable roofing membrabe
Material	PE PP
Width	1.5 m or as your requirement
Length	50 m or as your requirement
Sd value	0.02 m (-0.005/+0.015)
Water tightness	W1
Resistance to UV	3month , 6month

Company Profile

Nantong Kingway Complex Material Co., Ltd.

Kingway, by investing in the modernization of the machinery park, weare able to ensure the highest quality of our products and maintain its price competitiveness. By choosing to cooperate with our company, you are not only opting for products of high quality or attractive prices, but also for a high standard of customer service and satisfaction with the business relationship. As a producer, we have the advantage of being able to offer you customized products: with special parameters or with the customer's own logo as well as without any logo.ict quality control.

Why Choose Us?

Other Products

• OEM/ODM capabilities
• Competitive pricing and bulk discounts
• Fast shipping and customs clearance support
• Extensive export experience
• FOB/CIF/EXW

• Non-woven +PE
•  PP/PE woven fabric +PE
•  Non-woven +PE+Non-woven
•  Non-woven +PP/PE woven fabric
• Non-woven+Breathable layer+Non-woven
• Alu foil+non-woven
• Metallized foil+non-woven

FAQ

Q: What's the lead time for orders?
A: About 30–45 days.

Q: Why should you buy from us not from other suppliers?
A: We not only have first-class processing line, but have first-grade quality management. We have been qualified by ISO9001 (quality) and CE, this system can supply active way to guarantee the quality. We have exported to many countries, such as Canada, USA.

Q: Can I request a customized bucket size?
A: Absolutely! We offer tailored attachments.

Q: What documents do you provide for export?
A: Full export package (Commercial Invoice, Packing List, Bill of Lading, COC, etc.).

Q: How do I place an order?
A: Contact us via email/phone for a quote, then confirm with a PO.