kingway synthetic roof underlayment roof felt

FOB Reference Price:Get Latest Price
$0.20 - $0.80 / Square Meter | 1000 Square Meter/Square Meters (Min. Order)
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Quick Details
Place of Origin:
Jiangsu, China, Jiangsu, China (Mainland)
Brand Name:
Model Number:
cc, 1.5m*50m/roll
Waterproof Membrane
Water Vapour Transmission:
Water Resistant:
Class W1
pitched roof or housewrap
Low Temperature Flexibility:
CE & ISO9001:2000
Supply Ability
Supply Ability:
500000 Square Meter/Square Meters per Month
Packaging & Delivery
Packaging Details
in plastic bag of a roll each

Nantong Kingway Complex Material Co.,Ltd

Product Description

1  Breathable Membrane is a water resistant membrane but with high vapour permeability, use as diffusion open roofing felts under pitched roof tile or vapour permeable barrier housewraps on timber frame walls

      1    Breather membrane functions as a weather-resistant barrier, preventing rain from getting into the roof or wall assembly while allowing water vapor to pass to the exterior. 

      2    Breather membrane may also serve as an air barrier if it is sealed carefully at seams.

      3    Breathable Membrane have good "water resistance", good "water vapor permeability", and good "air barrier properties".


 2.  breathable roofing membrane      Specification                                                                                                                


 13-layers laminatedPP nonwoven+PE film+PP nonwoven
2Products range80g,90g,100g,120g,140g,160g/m2.
3Roll size1.5m x 50m
4Water resistantClass W1
6Vapor permeability>2250g/m2/24h
7UV resistant>3month 
8Test to EN13859-1Pass -- CE mark available


3. Description of Waterproof membrane building material:


Waterproof membrane  materials wase made by non-woven fabric laminated to PE film and used as underlay for pitched roof and enclosure protection for insulation layer of wall.




The purpose of the membrance is to allow water vapour to permeate through from the insultion into the cavity above and yet prevent nater from the carity entering the quilt. Breather membrane are installed over the top of quilt insulaiton and below the extrnal profiled sheet.


4. Function of Waterproof membrane building material :




Waterproof membrane with high vapor permeability, installed as diffusion open roofing felts under pitched roof tile or pack in the wall wood frame house, as the vapor permeability barrier.



It functions as a weather resistant barrier, preventing rain from getting into the roof or wall while allosing water vapor to pass to the exterior. Breathable Membrane may also serve as an air barrier if it is sealed carefully at seams.




Company Information
Nantong Kingway Complex Material CO., Ltd (Nantong Hekway Building Material CO., Ltd) is a leading professional manufacturer in China, which locates in Haian State-grade Development Zone, Nantong City, Jiangsu Province, nearby Shanghai. 
We have advanced production lines with the technology from Italy and Germany, which are applied to nonwoven products, film lamination, roofing materials, disposable medical products, packaging materials and so on. 
Main products: 
Nonwoven fabric , SMS, SMMS and manufactured products 
Film or foil laminated products 
Roofing membrane, flooring underlay 
PE woven fabric, PE tarpaulin, vapor barrier 
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, Chile, Argentina, New Zealand, Australia, Malaysia, Japan, Ukraine, Latvia, Slovenia, Slovakia, Spain, CZ, Russia, Croatia, Bulgaria, Romania, Italy, UK, Germany, Greece and so on. 
With a group of excellent senior management and hi-tech R& D personnel and our skilled workers, we can supply you the goods with competitive prices and better quality. We look forward to establish friendly and long term relationship with you in the near future.



Our Services

we will sincerely  help our customers to finish our transaction and offer all detailed information they want, and we will also provide a good  after-sale service after the transaction. We can do this as follows:

1.Prompt Reply to customers’ inquiry on line in 24 hours.

2.Strict quality control system  

3.Good Service Good reputation in the market.

4.Timely Delivery Competitive Price are workable



If you have any problem,please don't hesitate to contact me freely,we can produce the products according to your request.


If the product meets your demand, pls leave a message about following questions:


1. Which thickness would you want? 




2. Which width would you like? 




3. How many length per roll would you need?  




4. What is the usage?  




5. Do you have special request,eg.packaging/Delivery etc?