Established in 1979, Thermodyn has specialized in Fluoroelastomer expansion joint material and sheeting for gaskets and fabric inserted sheeting. As a licensed Vitonï¿½ manufacrure Thermodyn offers a complete line of specialty polymers from commercial grade sheeting to the new Vitonï¿½ Extreme. Thermodyn can supply you with raw material or completed products. A patented single component Viton caulk and coating offers flexible sealing and a broad chemical resistance in extreme environments. We pride ourselves on quality, service and customer satisfaction. Distribution Facility: Houston Texas.