Sikasil -GP Hi Temp Red is a general purpose, one-component, non-sag, elastomeric, RTV acetoxy silicone sealant that has good adhesion characteristics for general sealing and bonding applications. Sikasil GP Hi Temp Red maintains its elastomeric properties for up to 500° F continuous and 550°F intermittent. Sikasil -GP Hi Temp Red is ready to use, provides excellent adhesion, bonds to many substrates without having to apply a primer, is fast curing, so you'll need to move assembled or sealed parts quickly, offers excellent gunning & tooling and contains anti-microbial additive for mold resistance. Sikasil -GP Hi Temp Red is resistant to UV, ozone, and temperature extremes and has high temperature resistance for up to 550°F.
Sealing and glazing of windows, doors and skylights
Conventional glazing and storefronts
HVAC, plumbing, roofing
Sealing trucks, trailers and RVs
Porous and non-porous substrates
Surfaces should be dried before the sealant is applied
not resistant to organic acids, concentrated mineral acids, caustic solutions and solvents