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Class 4 Vapour Permeable / Water Barrier and Air Permeable
US$0.60
30,000-99,999 Square Meters
US$0.30
100,000+ Square Meters

Product specifications

customized

Product profile

Customization

Available

Certification

CE, ISO

Thickness

0.3mm-0.6mm

Type

Waterproof Menbrane

Material

PP+PE

Packing

Transparent Bag or Heat Shrink Film

Vapour Permeability

2000 G/M²/24h

SD Value

0.02 M

Water-Tightness

W1

Transport Package

HDPE Trasparent Bag

Specification

1.5*50

Trademark

KIGNWAY

Origin

China

Production Capacity

40 Containers

Key features

Class 4 Vapour Permeability: Allows moisture diffusion to control condensation while blocking liquid water.
Triple Layer Construction: Calendared polyolefin non-woven textile for enhanced durability and performance.
Integrated Tape Option: Available with pre-applied integrated tape release liners (OTPP) for easy sealing.
High Water Resistance: Effective water barrier preventing inward penetration of outside liquid water.
CE and ISO Certified: Meets AS/NZS 4200.1 standards and holds CE and ISO9001 quality certifications.
UV Durability: Can withstand UV exposure for up to 10 weeks during temporary construction protection.
Versatile Application: Suitable for residential and commercial brick veneer and lightweight clad walls.

Company profile

Nantong Kingway Complex Material Co., Ltd.
Product CertificationODM ServicesStandardized quality controlProduction Process Visualization
Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤5.04h

AI-Powered supplier vetting

SummaryThe supplier demonstrates customization and ODM capabilities, has launched new products, and reports three R&D engineers. It holds CE and ISO9001:2015 certifications, maintains written procedures for finished-product inspection, supplier-service assessment, corrective actions, and complaint handling, and reports inventory capability. However, it does not provide 3D software design, has no overseas warehouse, showroom, agents, or branches, and offers services in zero stated countries. No valid manufacturing-capacity contract with related subcontractors is reported. Financial credibility cannot be established because the provided financial fields contain zero values or year labels without supporting performance details. No Fortune 500 customer or popular-brand OEM experience is reported.
CertificationsThe supplier reports CE product compliance certification and an ISO9001:2015 management-system certificate. These explicit certifications support compliance and quality-management capability.
After-Sales capabilityWritten procedures and followed records are reported for supplier-service assessment, corrective and preventive actions, and customer complaints. However, the supplier states zero countries with overseas services and lacks overseas agents, branches, warehouses, and showrooms, limiting evidence of broad localized support.
Financial creditThe provided financial information reports zero operating revenue, operating costs, gross profit, operating profit, and current-ratio values across the stated periods. These records do not establish financial strength or operating stability; they indicate a material lack of demonstrated financial performance.
R&D capabilityThe supplier reports new products during the past year, offers ODM services, and has three R&D engineers. It does not provide an SDK, and no evidence is provided of 3D software design capability.
Customization capabilityThe supplier explicitly offers customization from designs, customization from samples, full customization, minor customization, and ODM services. This is direct evidence of broad product customization capability, although 3D software design is unavailable.
Client casesThe supplier reports no collaboration with Fortune 500 companies and no OEM service for popular brands. Its documented external market activity is participation in the 2024 Uzbekistan International Hardware, Building Materials and Home Decor Products Exhibition, but no specific customer cases are provided.

Product Q&A

Q:What is the vapour permeability class of this product?
A:
The product is classified as Class 4 Vapour Permeable, allowing water vapour to diffuse through the core structure.
Q:Is this membrane suitable for commercial buildings?
A:
Yes, it is suitable for both residential and commercial applications, including brick veneer and lightweight clad walls.
Q:How long can the product be exposed to UV light?
A:
For maximum durability, it should be covered by cladding as soon as possible, but it can withstand UV exposure for up to 10 weeks.
Q:What certifications does the product hold?
A:
It meets AS/NZS 4200.1 requirements and holds CE and ISO9001 certifications.
Q:What is the thickness range of the membrane?
A:
The thickness ranges from 0.3mm to 0.6mm, with specific test results showing 0.48mm.

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