Plastic Screw-in Vents

SST-Porous® Plastic Screw-in ePTFE Breather Vent is specially developed for electronic enclosures that require enhanced structural strength and secure installation. It maintains excellent waterproof and dustproof protection while significantly extending service life through its robust design. This lightweight yet durable breather vent offers simple installation and is fully customizable in specifications, sizes, colors, and materials. Widely used in Outdoor Lighting, Photovoltaic Equipment, Automotive Electronics, Household Electronics, Communication Devices, Security Systems, and Portable Electronics.

联系SST

欢迎联系SST以获取有关产品和服务的更多信息。只需通过我们的联系表向我们发送消息,负责的联系人将尽快与您联系。

    Captcha Plus loading...

    In increasingly complex and demanding environments, electronic enclosures must withstand greater pressure fluctuations, water exposure, dust, and long-term mechanical stress. Traditional venting solutions often fall short in balancing protection, installation security, and durability. SST-Porous® Plastic Screw-in ePTFE Breather Vent solves these challenges by integrating a reinforced plastic screw-in structure with high-performance ePTFE breathable membrane technology.
    It effectively equalizes internal and external pressure to prevent condensation and seal failure, while its enhanced structural integrity ensures more secure and reliable installation. The product maintains high protection levels while significantly extending service life, making it an ideal choice for various harsh conditions. SST offers multiple structural specifications and color options, with full customization available to meet specific customer requirements.

    Featured Resources

    Download →

    Proven Venting Strategies to Improve Electronics’ Reliability

    Watch three expert sessions on-demand

    A Durable and Easy-To-Apply Vent Solution

    STT® Protective Vents Adhesive Series provides:

    Efficiently breathable

    Effectively discharge internal moisture and heat to prevent excessive temperature and effectively reduce fog

    Waterproof and dustproof

    Protect internal components from the outside environment

    Easy to install

    Suitable for many occasions

    Outdoor Lighting

    Prevent Fogging and Condensation: Outdoor lighting fixtures are frequently exposed to drastic temperature swings and high humidity. SST-Porous® Plastic Waterproof Breathable Snap-Fit Vents allow water vapor to escape rapidly while blocking liquid water, dust, and debris, effectively keeping lamp lenses and internal surfaces clear and dry.

    Protect Critical Components: With IP67/IP68/IP69 protection rating, these snap-fit vents safeguard LED modules, drivers, and circuit boards from rainwater, dust, and oil ingress, significantly extending the service life of outdoor luminaires.

    Balance Pressure and Enhance Reliability: The vents enable real-time pressure equalization caused by day-night temperature changes, preventing seal failure and housing deformation, while the robust PBT structure ensures simple snap-fit installation and long-term durability.

    In summary, SST-Porous® Plastic Waterproof Breathable Snap-Fit Vents in outdoor lighting effectively prevent fogging, protect electronic components, and balance pressure differentials, greatly improving lighting system reliability and reducing maintenance costs in harsh outdoor environments.

    Protect Sensitive Electronics: Automotive electronic housings face constant exposure to road splash, dust, and temperature extremes. SST-Porous® Plastic Waterproof Breathable Snap-Fit Vents provide reliable IP67/IP68/IP69 protection, effectively blocking external moisture, dust, and contaminants while allowing internal pressure equalization.

    Prevent Seal Failure: Rapid temperature changes during driving create dangerous pressure differentials inside sealed enclosures. These snap-fit vents enable continuous gas exchange, preventing housing cracks, seal deformation, and potential water ingress that could damage ECUs, sensors, and control modules.

    Enhance Heat Dissipation and Longevity: The breathable design accelerates internal heat expulsion, lowering operating temperatures of electronic components and improving overall system stability and service life, while the snap-fit structure allows easy installation and maintenance.

    In summary, SST-Porous® Plastic Waterproof Breathable Snap-Fit Vents in automotive electronic component housings effectively protect sensitive electronics, prevent seal failure, and enhance heat dissipation, significantly boosting the reliability and safety of vehicle electronic systems.

    Ensure Long-term Reliability: Photovoltaic inverters and junction boxes are constantly subjected to outdoor environmental stresses including rain, dust, and extreme temperature variations. SST-Porous® Plastic Waterproof Breathable Snap-Fit Vents deliver IP67/IP68/IP69 level protection, allowing moisture vapor to vent efficiently while preventing liquid water and dust from entering.

    Balance Pressure Differentials: Daily temperature fluctuations cause significant internal pressure changes that can stress seals and housings. These vents provide real-time pressure equalization, effectively protecting the integrity of enclosure seals and preventing premature failure of sensitive electronic components.

    Simplify Installation and Maintenance: The snap-fit design combined with durable PBT housing enables quick and tool-free installation, while the protective upper cover safeguards the ePTFE membrane, ensuring consistent performance and reduced maintenance needs in large-scale solar installations.

    In summary, SST-Porous® Plastic Waterproof Breathable Snap-Fit Vents in photovoltaic equipment effectively ensure long-term reliability, balance pressure differentials, and simplify installation, significantly enhancing the durability and performance of solar power systems in harsh outdoor conditions.

    Protect Sensitive Electronics: Outdoor communication base stations and telecom enclosures are exposed to heavy rain, high humidity, dust, and extreme temperature fluctuations. SST-Porous® Plastic Waterproof Breathable Snap-Fit Vents offer IP67/IP68/IP69 protection, effectively blocking external moisture, dust, and contaminants while allowing rapid water vapor to escape and keeping internal circuits dry.

    Prevent Seal Failure and Housing Damage: Day-night temperature changes create significant internal-external pressure differentials that can stress seals and crack housings. These snap-fit vents enable continuous real-time gas exchange, instantly balancing pressure and preventing seal deformation or structural failure of RF modules, amplifiers, and control boards.

    Enhance Heat Dissipation and System Stability: High-power 5G/6G equipment generates substantial internal heat. The breathable design accelerates efficient heat expulsion, lowering operating temperatures, maintaining stable signal transmission, and extending overall service life, while the robust PBT snap-fit structure with protective cover ensures easy installation in remote locations.

    In summary, SST-Porous® Plastic Waterproof Breathable Snap-Fit Vents in communication equipment effectively protect sensitive electronics, prevent seal failure and housing damage, and enhance heat dissipation, significantly improving reliability, uptime, and service life of outdoor telecommunication infrastructure.

    SST® PolyVent XS

    Compact, low-profile design; 30% smaller than our Standard vents

    STT® PolyVent XS

    Compact, low-profile design; 30% smaller than our Standard vents

    STT® PolyVent XS

    Compact, low-profile design; 30% smaller than our Standard vents

    Every Screw-In Series vent undergoes in-line quality inspection at Gore before it is shipped. All vents with M6 and M12 thread sizes are individually laser-marked, to provide full product traceability.

    Products in the GORE Protective Vents Screw-In Series have been fully tested by independent laboratories and certified to meet a range of IEC and DIN testing standards for durability/resistance to environmental challenges including:

    • IP Ratings
    • Mechanical Impact Testing
    • Solar Industry Testing
    • Salt Fog Testing
    • Temperature Testing
    • Humidity Testing
    • Flammability and UV Resistance Testing
    • Vibration Testing

    NEW STT® PolyVent High Airflow PRO

    See how our next-gen screw-in enclosure vent is engineered for peak performance and efficiency in harsh conditions.

    See How Protective Vents Work

    Watch what happens when the temperature changes rapidly.

    Technical Parameters

     Products Plastic threaded breathable valve   Trademark Smart Membrane®-Vent
    product name M12 * 1.5 plastic breathable valve  Product ID LF-A-12150-0220045SY
      Product performance and features
    project  Test Standard   Characteristic value  Notes
    IP grade GB/T 4208-2008 IP68 The degree of IP depends on the type of membrane and its structural design.
     Water entry pressure, kPa GB/T 24218. 16 ≥  70 Physical testing with a testing time of 60 seconds
    Air permeability, mL/min@7kPa GB/T 24218. 15 ≥200 Air permeability of the finished product
     Operation Temperature GB/T2423 . 1-2008 min = −40℃  ;T max = +150℃ /
    Surface characteristics of breathable membrane AATCC118-2018 Hydrophobic 、Oil repellent /
     DESCRIPTION
     Vent body & cap: color Black(Other color have requirements for MOQ)  Thread Specification M12* 1.5
    Breathable membrane composite type e-PTFE  |PA  Vent body & cap: material PA
     Install methods   Threaded installation  Install torsion 0.7±0. 1N.m
     Application   Automotive exterior lighting,new energy vehicles,    ED outdoor lighting, sensor equi          nt c       munication equipment, solar energy equipment, chemical and medical equipment, , GPS and Beidou and           r n   vi       ion equipment
     Function   Rapidly balance pressure to extend service life, effectively manage cond   ns   ti   n,    n    reduce casing design complexity, weight, and cost;

    Provides reliable    rotection against water and other liquids for s   nsi ive    lec r   nic    quipm   nt;

    Effective shielding of contaminants such as dirt, dust or salt

    Basic Specification (dimensional drawing)    
     Installation Instruction

    When the wall thickness H of the shell is greater than 3mm, it is recommended to open threaded holes with the following specifications: M12* 1.5,  Simply screw in the sealing O-ring and tighten it securely

    When the shell wall thickness H≤3mm, it is recommended to open a through hole type and install it with a nut. The diameter of the hole is: ø12 .2±0. 1mm;