The Acoustic Vent Membrane is an advanced protective material designed to deliver optimal acoustic performance while providing reliable protection against water, dust, and environmental contaminants. Engineered for applications that require precise sound transmission without compromising device safety, this membrane is ideal for consumer electronics, automotive systems, medical devices, and outdoor equipment.
Also known as a Soundproof Vent Membrane or Flexible Acoustic Vent Membrane, it combines high acoustic transparency with superior ingress protection, making it a versatile solution for modern technology and industrial applications.

The PTFE Acoustic Vent Membrane and ePTFE Acoustic Vent Membrane options are crafted from high-performance materials that provide exceptional chemical resistance, thermal stability, and durability. These membranes maintain clear and natural sound quality while preventing water, dust, and debris from entering sensitive components.
Key applications include microphones, speakers, sensors, hearing aids, GPS devices, action cameras, and infotainment systems. With Acoustic Vent Membrane Wholesale and OEM Acoustic Vent Membrane options available, manufacturers can source membranes in bulk or customized formats to meet specific product requirements.
Key Features and Benefits
1. Exceptional Acoustic Transparency
The Acoustic Vent Membrane is engineered to preserve high-fidelity sound, minimizing acoustic distortion. With superior Sound Transmission Class (STC) performance, it ensures clear and accurate audio for applications such as microphones, earbuds, speakers, and sensors.
2. Waterproof and Dustproof Protection
Designed with ingress protection ratings up to IP67 and IP68, the membrane provides reliable defense against moisture, dust, and environmental contaminants. This Soundproof Vent Membrane protects sensitive internal components, extending device lifespan and ensuring uninterrupted performance.
3. Durable and Long-Lasting Materials
The ePTFE Acoustic Vent Membrane is made from advanced expanded polytetrafluoroethylene, offering excellent chemical resistance, UV stability, and thermal tolerance. It withstands extreme temperatures (-40°C to +85°C) and harsh conditions, making it suitable for industrial, automotive, and outdoor applications.
4. Thin and Lightweight Design
Its compact design makes the Flexible Acoustic Vent Membrane perfect for modern, space-constrained devices. It integrates seamlessly into smartphones, smartwatches, hearing aids, and rugged outdoor electronics without adding bulk.
5. Easy Integration
Available in various sizes, shapes, and adhesive options, the PTFE Acoustic Vent Membrane can be incorporated into devices via adhesive application or ultrasonic welding. Its flexibility ensures smooth integration into diverse product designs.
Technical Specifications
| Parameter | Details |
|---|
| Material | ePTFE / PTFE |
| Ingress Protection | IP67, IP68 |
| Sound Transmission | Minimal loss |
| Operating Temperature | -40°C to +85°C |
| Thickness | 0.1 mm – 0.5 mm |
| Application Methods | Adhesive, Ultrasonic Welding |
Applications
1. Consumer Electronics
Ensures clear audio in smartphones, tablets, earbuds, and smartwatches.
Protects internal components from moisture, dust, and dirt.
2. Automotive Systems
Shields microphones, sensors, and infotainment components.
Maintains acoustic quality while preventing environmental damage.
3. Industrial and Outdoor Equipment
Ideal for monitoring devices, industrial sensors, and outdoor electronics.
Offers protection in harsh environments with dust, rain, or extreme temperatures.
4. Medical Devices
Preserves sound clarity in hearing aids, diagnostic instruments, and patient monitoring systems.
Reliable protection against fluids and particulate contamination.
Benefits
Enhanced Sound Quality: Maintains high audio fidelity and natural sound.
Reliable Environmental Protection: Waterproof, dustproof, and UV-resistant.
Durable Design: Long-lasting material reduces maintenance and replacement costs.
Customizable: Available in Custom Acoustic Vent Membrane and OEM Acoustic Vent Membrane versions to fit unique product requirements.
Cost-Effective: Reduces downtime and extends device lifespan.
Customization and Support
We provide fully Custom Acoustic Vent Membrane solutions to meet specific project needs, including custom dimensions, materials, and acoustic performance levels. Our technical team ensures seamless integration, whether for high-volume production or specialized OEM applications.
As a leading Acoustic Vent Membrane Manufacturer and Acoustic Vent Membrane Supplier, we also offer Acoustic Vent Membrane Factory services for large-scale production, as well as Acoustic Vent Membrane Wholesale options for bulk orders.
Expertise and Reliability: Trusted Soundproof Vent Membrane Supplier with proven experience in electronics, automotive, and industrial markets.
High-Quality Materials: ePTFE and PTFE membranes ensure superior performance under extreme conditions.
Custom Solutions: OEM and custom options available to suit diverse product designs.
Global Supply: Timely delivery for bulk orders and international projects.
The Acoustic Vent Membrane is an innovative solution for devices requiring precise audio transmission and robust environmental protection. Whether you are looking for a Soundproof Vent Membrane, Flexible Acoustic Vent Membrane, or a Custom OEM Acoustic Vent Membrane, our products deliver unmatched durability, acoustic clarity, and waterproof performance.
Partner with a reliable Acoustic Vent Membrane Manufacturer and Acoustic Vent Membrane Supplier to ensure your devices maintain superior performance, longevity, and protection across all applications.
FAQ – Acoustic Vent Membrane
1. What is an Acoustic Vent Membrane?
An Acoustic Vent Membrane is a specialized protective material designed to allow sound transmission while providing reliable protection against water, dust, and environmental contaminants. It balances acoustic transparency with environmental protection, making it ideal for electronics, automotive, and outdoor applications.
2. What are the benefits of using a Soundproof Vent Membrane?
Benefits include:
Maintains clear and natural sound quality.
Protects devices from moisture, dust, and debris.
Durable and long-lasting, suitable for harsh environments.
Flexible and easy to integrate into different designs.
3. What materials are used in Acoustic Vent Membranes?
The membrane is typically made from:
ePTFE (expanded polytetrafluoroethylene) for high chemical and thermal resistance.
PTFE for flexibility and durability.
Multi-layer polymer composites for specific acoustic and waterproof performance.
4. What applications are suitable for Acoustic Vent Membranes?
Consumer Electronics: Smartphones, earbuds, smartwatches, tablets.
Automotive Systems: Microphones, sensors, infotainment systems.
Medical Devices: Hearing aids, diagnostic equipment, patient monitoring.
Industrial Equipment & Outdoor Devices: Two-way radios, GPS, action cameras, monitoring systems.
5. Can Acoustic Vent Membranes be customized?
Yes. We provide Custom Acoustic Vent Membrane and OEM Acoustic Vent Membrane solutions to meet specific project requirements, including dimensions, materials, acoustic performance, and adhesive types.
6. How do you install an Acoustic Vent Membrane?
Clean and dry the surface before installation.
Cut the membrane to the required size.
Apply adhesive or use ultrasonic welding to attach the membrane.
Seal edges for maximum waterproof and dustproof performance.
7. Is the Acoustic Vent Membrane waterproof and dustproof?
Yes. Many membranes provide IP67 or IP68 ingress protection, making them highly resistant to water, dust, and environmental contaminants, ensuring reliable performance in harsh conditions.
8. What is the typical lifespan of an Acoustic Vent Membrane?
With proper installation, the membrane can last for many years without degradation in acoustic or protective performance, even in extreme temperatures, UV exposure, and industrial environments.
9. Do you provide bulk supply or wholesale options?
Yes. Our Acoustic Vent Membrane Wholesale and Acoustic Vent Membrane Factory options allow cost-effective solutions for large-scale projects and OEM applications.
10. How can I order a Custom or OEM Acoustic Vent Membrane?
Contact our sales or technical team directly. We provide consultation, design support, and production services for both standard and fully customized Acoustic Vent Membrane solutions.