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PUW EPTFE  Material Co., Ltd. It is a high-tech company integrating R&D, production, sales and service.

The company introduces international advanced technology and focuses on the development and application of expanded polytetrafluoroethylene (PTFE).

Home > Products > Waterproof Breathable Valve > Plastic Breather Valve
Plastic Breather Valve
  • Plastic Breather Valve

Plastic Breather Valve

Model: PUWM6*0.75-7

The Plastic Breather Valves from PUW are designed to meet the demands of complex protection conditions and environments. These valves feature a high-strength structure and robust installation, utilizing advanced waterproof breathable membrane technology. Under the original protection grade, they offer enhanced resistance to high and low temperatures, corrosion, acids, alkalis, and impacts, ensuring a longer service life. Available in a variety of specifications and colors, these valves provide customers with flexible choices. Additionally, PUW offers customization options to meet specific customer requirements, making the Plastic Breather Valves an ideal solution for diverse applications.
Product Details

The Plastic Breather Valves from PUW are designed to meet the demands of complex protection conditions and environments. These valves feature a high-strength structure and robust installation, utilizing advanced waterproof breathable membrane technology. Under the original protection grade, they offer enhanced resistance to high and low temperatures, corrosion, acids, alkalis, and impacts, ensuring a longer service life. Available in a variety of specifications and colors, these valves provide customers with flexible choices. Additionally, PUW offers customization options to meet specific customer requirements, making the Plastic Breather Valves an ideal solution for diverse applications.

Product modelPUWM6*0.75-7

product typePlastic vent valveBody materialPC
Air permeability ml/ min@7kPa300-900Degree of protectionIP67
Air permeability ml/ min@7kPa200-1000Degree of protectionIP68/IP6K9K
Thread length4Installation modeThread installation
colourBlack / off whitetemperature range-40°C~110℃
Installation torque4kgf.cmFlame retardant gradeUL94-V0
applicationLED outdoor lighting industry

Automobile manufacturing industry

Solar photovoltaic industry

Electronic and electrical industry

Communication equipment industry

Security equipment industry


Key Features

Advanced Waterproofing
Certified up to IP67, IP68, and IP6K9K, PUW Plastic Breather Valves prevent water and dust ingress even in harsh conditions, ensuring optimal internal environment stability.

Superior Breathability
With air permeability ranging from 200 to 1000 ml/min @7kPa, these valves effectively manage internal pressure fluctuations without compromising protection.

High-Temperature Tolerance
Operates reliably in extreme conditions from -40°C to 110°C, making it suitable for both cold and hot outdoor applications.

Corrosion & Chemical Resistance
Built to withstand exposure to acids, alkalis, and corrosive substances, these valves are ideal for chemically challenging environments.

Durable Material
Constructed from flame-retardant PC plastic with UL94-V0 rating, ensuring safety and extended product life in high-demand applications.

Threaded Installation
Features a secure threaded mounting design with 4kgf.cm torque, ensuring quick and firm installation in enclosures of various sizes.

Color Options
Available in black or off-white, offering flexible integration into different device aesthetics or industry color coding.

Customizable Solutions
PUW supports OEM/ODM customization, including adjustments in size, color, protection rating, airflow, and installation type to meet your exact project needs.


Application Scenarios

PUW Plastic Breather Valves are widely used in various industries including:

  • LED Outdoor Lighting

  • Automotive Manufacturing

  • Solar Photovoltaic Systems

  • Electronic and Electrical Devices

  • Communication Equipment

  • Security and Surveillance Systems

Why Choose PUW Plastic Breather Valves?

  • High-performance and long service life

  • Exceptional environmental resistance

  • Easy installation and wide compatibility

  • Full support for custom configurations

Whether you need reliable pressure equalization for a rugged automotive system or moisture protection for sensitive outdoor electronics, PUW's Plastic Breather Valves provide a dependable and customizable solution.


FAQ

1. What is a Plastic Breather Valve used for?

PUW Plastic Breather Valves are designed to regulate internal pressure and prevent moisture, dust, and other contaminants from entering sealed enclosures. They are commonly used in LED lighting, automotive systems, electronic devices, solar panels, and communication equipment.

2. How does the Plastic Breather Valve work?

These valves utilize a waterproof breathable membrane that allows air and gases to pass through while blocking water, dust, and other particles. This ensures pressure equalization without compromising the enclosure’s protection.

3. What protection levels do these valves provide?

PUW’s Plastic Breather Valves offer protection ratings of IP67, IP68, and IP6K9K, which means they can withstand immersion in water and high-pressure cleaning environments.

4. Can the valve withstand extreme temperatures?

Yes, PUW valves are built with durable PC materials and operate effectively in temperature ranges from -40°C to 110°C, making them suitable for both indoor and outdoor applications.

5. What materials are used in the valve construction?

The body is made of polycarbonate (PC), known for its excellent impact resistance and flame retardant properties (UL94-V0 rating).

6. Are these valves available in different colors or sizes?

Yes, PUW offers standard colors like black and off-white, and various thread sizes. We also provide customization options based on project-specific needs.

7. How are the valves installed?

The Plastic Breather Valves are thread-mounted for easy and secure installation. They require a recommended torque of 4kgf.cm during installation.

8. Do you offer OEM/ODM customization?

Absolutely. PUW provides full customization services including size, color, airflow, membrane type, and logo printing to match your brand or technical requirements.


Previous: Aluminum Breather Valve2025-03-11
Next: Plastic Vent Valve2025-03-11
We have been committed to the promotion and application of new EPTFE materials and technologies as well as waterproof and breathable products.

Contact Us

Telephone: 0769-22850556

Email: lvch@puw-eptfe.com

Address: No.20, Wanjiang Industrial Street, Wanjiang District, Dongguan City, Guangdong Province, China

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