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Product Description

Product Features
Our U‑shaped automotive weatherstripping is specially designed for modern vehicles, manufactured using advanced production techniques and premium materials. Its distinctive U‑shaped profile ensures a perfect fit along the door edge, delivering exceptional sealing performance.
Core Advantages
- Excellent waterproof performance: Effectively prevents rainwater from seeping in, keeping the interior dry and comfortable.
- Significant dust-proof performance: Prevents external dust and dirt from entering the vehicle cabin.
- Outstanding noise-canceling performance: Reduce wind noise and road noise during driving.
- Durable and reliable material: Made from high-quality rubber, it offers excellent resistance to aging.
- Easy and quick installation: No specialized tools are required; car owners can install it themselves.
Technical Specifications
The sealing strip is made of environmentally friendly, non-toxic rubber, offering excellent elasticity and flexibility. The product has undergone rigorous weather‑resistance testing and maintains stable performance across a temperature range of –40°C to +80°C. Its surface is smooth and even, resistant to deformation, with a service life of 5 to 8 years.
Scope of Application
This product is suitable for door seals on the vast majority of passenger cars, SUVs, MPVs, and other vehicle models available on the market. Whether you’re upgrading a new car or repairing an older one, it perfectly matches the original‑equipment‑manufacturer (OEM) seal specifications, ensuring optimal installation performance.
Installation Instructions
1. Clean the door seal groove to ensure it is free of oil, grease, and contaminants.
2. Install the U-shaped weatherstripping along the door edge, gradually securing it in place.
3. Check that the sealing strip is fully seated and adjust it to its optimal position.
4. Perform a leak test after installation is complete.
Maintenance and upkeep
It is recommended to clean the surface of the sealing strip regularly to prevent dust buildup from compromising its sealing performance. You can use a dedicated rubber care product to maintain it, extend its service life, and preserve its elasticity and sealing effectiveness.

Hebei Qunwo Rubber Products Co., Ltd. We specialize in manufacturing a wide range of sealing strips and seals, including silicone sealing strips and seals, PVC sealing strips, rubber and plastic products, EPDM foam strips, EPDM seals, automotive composite sealing strips, marine and cold‑storage sealing strips, self‑adhesive high‑temperature and oil‑resistant sealing strips, oil‑resistant sealing tubes, mechanical sealing strips, engineering sealing strips, door and window sealing strips, custom‑shaped sealing strips, and various colored sealing strips. We also offer tailor‑made solutions to meet our customers’ specific needs. Samples can be mailed, drawings can be sent, or you can provide the profile directly; our experienced technicians will design the most suitable door and window sealing strips based on your specifications, ensuring that we satisfy the diverse requirements of each client. We maintain rigorous quality control and continuously enhance our after‑sales service, confident that our collaboration will be both enjoyable and mutually beneficial.

Test equipment

Customization Process

We provide a complete one-stop custom process: from requirement communication, design and sampling, to mass production, delivery and after-sales support, ensuring efficient and reliable customized sealing solutions.

Inquiry & Product Selection

Confirm Material, Size & Performance

Sample / Drawing / Profile Confirmation

Design & Quotation

Mold & Sample Making

Sample Approval & Order

Production & Quality Control

Delivery Confirmation

U-shaped automotive weatherstrip

High-quality U‑shaped automotive weatherstripping is crafted from highly elastic rubber, effectively preventing rainwater and dust from entering while reducing wind noise and enhancing driving comfort. Suitable for sealing the doors of various sedans and SUVs, it’s easy to install, exceptionally durable, and the ideal choice for protecting your vehicle.

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Product Description

Product Features
Our U‑shaped automotive weatherstripping is specially designed for modern vehicles, manufactured using advanced production techniques and premium materials. Its distinctive U‑shaped profile ensures a perfect fit along the door edge, delivering exceptional sealing performance.
Core Advantages
- Excellent waterproof performance: Effectively prevents rainwater from seeping in, keeping the interior dry and comfortable.
- Significant dust-proof performance: Prevents external dust and dirt from entering the vehicle cabin.
- Outstanding noise-canceling performance: Reduce wind noise and road noise during driving.
- Durable and reliable material: Made from high-quality rubber, it offers excellent resistance to aging.
- Easy and quick installation: No specialized tools are required; car owners can install it themselves.
Technical Specifications
The sealing strip is made of environmentally friendly, non-toxic rubber, offering excellent elasticity and flexibility. The product has undergone rigorous weather‑resistance testing and maintains stable performance across a temperature range of –40°C to +80°C. Its surface is smooth and even, resistant to deformation, with a service life of 5 to 8 years.
Scope of Application
This product is suitable for door seals on the vast majority of passenger cars, SUVs, MPVs, and other vehicle models available on the market. Whether you’re upgrading a new car or repairing an older one, it perfectly matches the original‑equipment‑manufacturer (OEM) seal specifications, ensuring optimal installation performance.
Installation Instructions
1. Clean the door seal groove to ensure it is free of oil, grease, and contaminants.
2. Install the U-shaped weatherstripping along the door edge, gradually securing it in place.
3. Check that the sealing strip is fully seated and adjust it to its optimal position.
4. Perform a leak test after installation is complete.
Maintenance and upkeep
It is recommended to clean the surface of the sealing strip regularly to prevent dust buildup from compromising its sealing performance. You can use a dedicated rubber care product to maintain it, extend its service life, and preserve its elasticity and sealing effectiveness.