Devcon premium silicone adhesive (s-1), 12045, 1.76 oz. Tube devcon home silicone adhesive is a clear silicone that can be used for sealing, caulking and bonding. forms a tough, flexible and waterproof seal that resists aging and weathering without hardening. use it to weather-proof electrical components, seal or repair windows, door frames, vinyl tops and more. for use on: glass rubber plastic silicone resin wood ceramic painted surfaces