Rtv Multisil Silicone Sealant Is A High-Performance Sealant With Various Benefits, - High Flexibility: Accommodates Joint Movement Without Cracking, Making It Ideal For Applications With Vibrations Or Thermal Expansion.- Temperature Resistance: Performs Reliably In Extreme Temperatures, Both Hot And Cold, - Waterproof Seal: Provides A Durable, Watertight Seal Suitable For Indoor And Outdoor Use, - Strong Adhesion: Bonds Effectively To A Wide Variety Of Surfaces, Including Glass, Metal, Plastic, And Wood.