Windproof & Waterproof Sealing Strips – Product Overview
Windproof & Waterproof Sealing Strips are specialized sealing components designed to protect doors, windows, and structural joints from air infiltration, water leakage, and outdoor environmental damage. Made from high-performance materials such as EPDM rubber, silicone, PVC, and thermoplastic elastomers, these sealing strips are engineered to deliver stable protection in both residential and commercial construction projects.
With advanced extrusion technology and precision profile design, Windproof & Waterproof Sealing Strips form a reliable barrier that minimizes drafts, prevents rain penetration, reduces noise transfer, and enhances building energy efficiency. Their flexibility and long-term durability make them ideal for modern architectural systems seeking improved comfort and safety.
Main Features
1. Strong Wind and Rain Protection
Special sealing geometry effectively blocks cold winds, heavy rain, and moisture intrusion, ensuring indoor comfort in harsh climates.
2. Flexible and Durable Structure
The materials maintain elasticity over long periods, ensuring the strip fits tightly against frames even after years of use.
3. Excellent Resistance to Aging
The strips resist UV exposure, ozone, and temperature fluctuations, maintaining stable performance in outdoor environments.
4. Noise and Dust Reduction
The tight seal helps minimize noise transmission and prevents dust, insects, and outdoor particles from entering through gaps.
5. Wide Temperature Operating Range
Designed to function reliably from –40°C up to +120°C, suitable for both cold and tropical regions.
Material Options
EPDM rubber – Longest weather resistance, ideal for exterior use
Silicone rubber – Excellent high-temperature stability
PVC – Economical and widely applicable
TPE/TPV – Eco-friendly and recyclable alternatives
Typical Applications
Aluminum and UPVC doors and windows
Sliding and casement window systems
Curtain wall joints
Industrial equipment sealing
Residential and commercial building envelopes
Sound insulation and vibration control areas
Why Choose Our Products
Jinjiang Yunli Technology Co., Ltd. has over 20 years of experience in rubber and plastic sealing solutions.
We insist on using only virgin raw materials, ensuring stable mechanical properties, longer service life, and superior sealing performance compared with recycled-material products. Customized shapes, hardness, and colors are available according to your engineering requirements.
| Attribute | Detail |
| Material | EPDM Rubber |
| Color | Black |
| Shape | Customized Shapes |
| Length | Custom Lengths |
| Temperature Resistance | -40°C to 120°C |
| Hardness | 65-70 Shore A |
| Application | Doors, Windows, Machinery, Trucks, Containers, Photovoltaic Panels, etc. |
| Features | Windproof, Waterproof, UV Resistant, Durable |
| Certification | ISO9001 |
Product Display
FAQ About Windproof & Waterproof Sealing Strips
1. What are Windproof & Waterproof Sealing Strips mainly used for?
They are primarily used to seal gaps in doors, windows, curtain walls, and structural joints. Their main function is to prevent wind drafts, rainwater, and moisture from entering buildings while improving indoor comfort and energy efficiency.
2. What materials are best for windproof and waterproof performance?
EPDM rubber is the most recommended material because of its strong resistance to weathering, UV light, and temperature extremes. Silicone rubber is ideal for high-temperature environments, while PVC and TPE/TPV offer cost-effective and flexible options.
3. Can these sealing strips be customized for different frame systems?
Yes. We can customize the strip's profile shape, hardness, color, and dimensions according to your drawings or samples. Different designs can be developed to match aluminum, UPVC, and wooden frame structures.
4. How long do Windproof & Waterproof Sealing Strips typically last?
High-quality EPDM and silicone strips can last 10–20 years, depending on installation, climate, and usage conditions. They maintain elasticity and sealing ability even after long-term exposure to outdoor environments.
5. Do the sealing strips help with noise reduction?
Absolutely. By filling the gaps between doors or windows and their frames, the strips create a tighter seal that reduces sound transmission. This contributes to a quieter indoor environment and helps block external noise.
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