RTV silicone forms replacements for cork, paper, asbestos and felt pre-cut gaskets. This RTV silicone can also provide sealing for windshields, sunroofs, doors, lights, hose connections and more. This silicone dries tough and remains flexible. RTV silicone resists high pressure and temperatures from 70 to 400 degrees Fahrenheit continuous or 500 degrees Fahrenheit maximum.