Self-Adhesive HT800 Grey Silicone Rubber Strip for Sealing Gaps

Durable Silicone Strip for Weatherproof Sealing and Vibration Control

This self adhesive rubber strip is a highly versatile, medium-firmness silicone that offers the lightness of a foam with the enhanced sealing power of traditional sponge rubber. It’s the ideal choice for homeowners, landlords, and DIYers looking to seal gaps, reduce draughts, or isolate vibration without complex fittings. The self-adhesive backing allows for easy, tool-free application on most clean surfaces, making it perfect for quick domestic fixes.

Resistant to UV, moisture, and extreme temperatures, this expanded rubber strip is widely used in outdoor communication, electronics, and lighting enclosures, where it protects against wind-driven rain, fire, and airborne dust. Its compressible nature makes it ideal for irregular surfaces, while also helping to reduce shock and isolate vibration in sensitive areas. Whether you’re weatherproofing your home or sealing garden equipment, this HT800 silicone strip from Zalwan Ltd delivers reliable, long-term performance.

Features:

• Medium-firm HT800 expanded silicone foam
• Light as foam, seals like sponge rubber
• Withstands wind, rain, UV, fire, and high heat
• Self-adhesive backing for easy installation
• Absorbs shock and isolates vibration
• Trim-to-fit with scissors or blade
• Available in multiple sizes at Zalwan Ltd

Applications:

• Outdoor lighting, electronics and comms enclosures
• Weatherproofing garage doors, sheds and windows
• Vibration dampening in domestic appliances
• Shock absorption around mounted equipment
• Wind-driven rain protection for external boxes
• DIY draught-sealing for energy savings

FAQs

Q: Can this silicone strip be used outdoors year-round?
A: Yes, the HT800 silicone is UV- and weather-resistant, making it ideal for all-season outdoor use.

Q: Will it stick securely to metal or painted wood?
A: Absolutely - the self-adhesive backing bonds well to clean, dry surfaces like metal, wood, and plastic.

Q: What sizes are available and can I cut it to fit?
A: It’s available in various widths and lengths and can easily be trimmed with scissors or a knife to fit your needs.

Seal It Right the First Time

Want reliable protection from rain, fire, vibration and dust? This grey HT800 silicone strip is a simple yet powerful solution. Lightweight but tough, it’s ideal for both residential and light commercial sealing tasks. Whether you're fitting an outdoor box or upgrading your home’s energy efficiency, shop confidently at Zalwan Ltd for high-quality, cut-to-length options and fast UK delivery.