Description
Heavy-duty and reliable, our weather resistant silicone sealant is a go-to choice for commercial and industrial projects. It resists salt spray corrosion for coastal applications, blocks dust and insects from entering gaps, and offers chemical resistance to acids, alkalis, and industrial pollutants. Perfect for sealing facades, gutters, HVAC units, and solar panel frames.
Product Feature
1. Withstands extreme temperature ranges from -60°C to 220°C without brittleness or deformation.
2. 100% waterproof seal that prevents water seepage in outdoor window, door, and roof joints.
3. Superior UV stability that resists yellowing, chalking, and degradation under prolonged sunlight exposure.
4. Strong adhesion to porous surfaces like concrete, brick, and stone without primer pre-treatment.
5.Excellent elasticity with up to 400% elongation to accommodate structural movement and thermal expansion.
Specification
| Product Name | Weather Resistant Silicone Sealant Temperature Resistant for Outdoor HVAC |
| Model No. | SY-9800-coloured |
| Main material | Silicone sealant |
| Color | Transparent/Black/White/Grey (customizable color) |
| Packing | 300ml/ PCS, 24 PCS/box |
| Application | curtain wall, sun room, aluminum-plastic panel, etc |
| Certification | MSDS; ISO9001; RoHS; CE |
| Shelf life | 12 months |
| Operating temperature | -5°C to 40°C |
| Service life | 20 years |
Advantage
Requires no primer pre-treatment for most building materials (glass, metal, concrete, wood), saving time and labor during application.
Why choose our Weather Resistant Silicone Sealant?
When it comes to outdoor sealing solutions that stand up to the harshest elements, our weather resistant silicone sealant is the unmatched choice for contractors, builders, and homeowners alike. Unlike ordinary sealants that crack, shrink, or discolor under UV exposure, extreme temperatures, or heavy rainfall, our formula is engineered for long-lasting performance—boasting superior resistance to everything from blistering heat (-50°C to 200°C) to freezing cold and corrosive ozone. What sets us apart is the universal adhesion that bonds seamlessly to glass, metal, concrete, PVC, and more without the need for costly primers, cutting down both material costs and labor time. Its rapid moisture curing ensures fast project turnaround, while the 100% waterproof, air-tight seal protects buildings from water damage, air leakage, and mold growth for years to come. Compliant with international building and environmental standards, our low-odor, non-toxic sealant is safe for indoor and outdoor use, making it ideal for residential, commercial, and industrial projects. Whether you’re sealing window frames, roof flashing, expansion joints, or exterior facades, you can trust our product to deliver consistent, reliable results that eliminate the hassle of frequent re-sealing and maintenance. Choose our weather resistant silicone sealant for a smarter, more durable sealing solution that truly stands the test of time.
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