SikaSeal Appliance Silicone Sealant is a premium one-component room temperature vulcanising (RTV) silicone rubber designed for flexible gasketing and sealing applications. SikaSeal Appliance Silicone Sealant forms a tough but flexible seal of all shapes and sizes and fills any surface voids. The cured product can withstand vibration, weathering, temperature extremes, water oil and grease without hardening, shrinking or cracking.