Weather Resistant Silicone Sealant Outdoor Window Silicone Caulk RoHS CE Certificated
Durable Weather Resistant Silicone Sealant for Outdoor Window Frame
Description
This vibration-resistant weather resistant silicone sealant maintains its seal on HVAC ducts, machinery, and vehicle exteriors, even under constant movement. Its high compressive strength supports light structural loads, and it won’t soften or degrade when exposed to artificial UV lighting in industrial settings.
Product Feature
1. Resists staining on natural stone surfaces such as marble, granite, and limestone.
2. Can be applied in temperatures as low as -10°C, ideal for winter construction projects.
3. Maintains flexibility even after 10+ years of outdoor exposure, avoiding brittle failure.
4. Repels dust and debris buildup, keeping sealed areas clean and low-maintenance.
5. Suitable for underwater applications like pool liners, fountain seals, and pond edges.
Specification
| Product Name | Durable Weather Resistant Silicone Sealant for Outdoor Window Frame |
| 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
Compatible with old silicone sealants for direct overcoating, simplifying repair work and avoiding the hassle of full sealant removal.
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.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.



