Synthacalk GC2+ is a two part, polysulfide, non-sag sealant that maintains an effective bond between materials of similar or dissimilar porosities, surface texture, or expansion coefficients.
Synthacalk GC2+ is a two part, polysulfide, non-sag sealant that maintains an effective bond between materials of similar or dissimilar porosities, surface texture, or expansion coefficients.