Product Details
White Lightning Contractor RTV Silicone Sealant is a high-performance interior/exterior sealant engineered to seal out moisture, air, dust, dirt, and noise across a wide range of common building materials. The non-slumping, ready-to-use formula requires no mixing and delivers fast, clean application with a 10-minute working time. Its silicone base provides life-long durability with 570% elongation, making it highly resistant to cracking and movement. The cured sealant is waterproof, flexible, mold and mildew resistant, and rated for an operating range of -50°F to 375°F, making it a reliable choice for demanding jobsite conditions.
- Interior/exterior formula seals out moisture, air, dust, dirt, and noise for comprehensive building envelope protection
- Non-slumping consistency requires no mixing, enabling fast, tool-free application straight from the tube
- Adheres to a wide range of common non-porous building materials including glass, metal, ceramic tile, and masonry
- Mold and mildew resistant for lasting performance in kitchens, bathrooms, and high-humidity environments
- 570% elongation rating delivers a flexible, waterproof seal that accommodates joint movement without cracking
- Operating temperature range of -50°F to 375°F for reliable performance in extreme hot and cold conditions
- 10-minute working time with full cure in 24 hours for efficient scheduling on the jobsite
- Non-shrinking cure ensures the seal remains tight over the life of the installation
Item Specifications
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Standard Cure
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570%
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302°F
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375°F
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-50°F
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Multipurpose
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Flexible, Waterproof, Nonshrinking, Mold and Mildew Resistant
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0.96
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0.9 lb
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10 min