Contractor RTV Silicone Sealant Works Both Inside and Outside.
This extra-strength sealant creates a water tight seal that keeps out moisture, air, dust, dirt and noise. Easy-to-use and requires no mixing. Adheres to a wide range of common non-porous building materials and provides excellent durability. Remains stable between -49°F to 302°F. 10 ounce size. Available in White, Black and Clear.