Description
100% RTV silicone for countertop sealing, perimeter joints, and wet area installations. Tenax RTV Silicone Sealant is a professional-grade 100% silicone adhesive and sealant that cures at room temperature into a durable, waterproof, and airtight seal. Mildew-resistant, UV stable, and non-yellowing — engineered for kitchen countertops, bath surrounds, and any installation where long-term flexibility and moisture resistance are required. Available in White, Clear, and Translucent.
Key Features
- 100% RTV silicone — waterproof, airtight, and permanently flexible seal
- Mildew-resistant formula — for kitchens, baths, and wet areas
- UV stable and non-yellowing
- No bleeding or shrinking
- Excellent adhesion to stone, tile, metal, glass, wood, fiberglass, and painted surfaces
- Indoor and outdoor use
- Meets modern green building standards
- 24-month shelf life
Color Options
- White (SKU: 1RSWHITE) — for white and light-colored stone and tile installations
- Clear (SKU: 1RSCLEAR) — universal; blends with any stone or tile color
- Translucent (SKU: 1RSTRASP) — for applications where a near-invisible seal is preferred
Applications
- Countertop perimeter sealing and expansion joints
- Kitchen and bath installations
- Tubs and shower surrounds
- HVAC/R and plumbing seals
- Roofing and glazing
- Marine and transportation seals
- General construction sealing
How to Apply
- Remove dirt, grease, and moisture from surfaces; allow to dry thoroughly
- Cut nozzle at an angle to desired bead size
- Apply by pushing sealant ahead for a uniform bead
- Limit section thickness to 1/4" (6mm) or less
- Tool immediately before skin formation (approx. 10 minutes)
- Tack free: approximately 17 minutes; full cure: approximately 24 hours
- Store below 80°F (27°C) in a dry area; 24-month shelf life
Works Well With
- FixTop FixDeck Slow Curing Epoxy — structural adhesive for countertop installation; use RTV Silicone for perimeter sealing after bonding
- Tenax Fixtop Knife Grade Epoxy — use RTV Silicone for perimeter and expansion joints after epoxy installation
- Dekton Mastidek Cartridge Glue — use RTV Silicone for perimeter sealing on Dekton installations
- GLAXS Sulzer Cartridge — use RTV Silicone for perimeter sealing on porcelain and ceramic installations
- Tenax T Tape Miter Tape — mask adjacent surfaces before applying silicone for clean bead lines
ProToolHaus – Your Certified Tenax USA Distributor
When you buy from ProToolHaus, you’re ordering from a certified distributor of Tenax USA. We carry the full lineup and stand behind every product with expert guidance, fast fulfillment, and the kind of support that only comes from working in the stone industry every day.