Multi-Purpose RTV Silicone Sealant – Industrial-grade clear RTV silicone designed for sealing, bonding, waterproofing and gasket applications in HVAC, construction, electrical, plumbing and general maintenance. Clear, Barely Visible Finish – Forms a watertight, clear bead that blends seamlessly into surfaces, ideal for glass, metal, plastic and other substrates where appearance matters. Flexible & Durable Performance – RTV silicone cures to a strong, flexible seal that resists cracking, shrinking, and moisture while remaining stable from –70 °F to 400 °F. Select-a-BEAD Nozzle (Tube Version) – Provides precise bead control and smooth dispensing from start to finish for professional and DIY caulking projects. Low VOC & Plastic Safe – Formulated with low VOC content and safe for many plastic substrates, making it suitable for indoor and outdoor sealing jobs. Seals, bonds, waterproofs and protects quickly and easily Clear Not VOC Compliant for California & OTC Water-tight seal This item is not for sale in Catalina Island