CHRYSO®Polycaulk PS is a two-component fuel resistant elastomeric joint sealant based on liquid Polysulphide resin and catalyst. When these two components are mixed, a flexible solid elastomeric rubber is formed. The cured sealant exhibits excellent adhesion to most of building materials and superior movement accommodation as compared to conventional sealing compounds like bitumen, asphalt mastic, etc. CHRYSO®Polycaulk PS is available in both Gun Grade (GG) and Pour Grade (PG).