Foster 30-80 Vapor-Safe Coating is formulated for both indoor and light duty commercial outdoor use. It is U.V. resistant. It has a mild latex “paint type” odor, and is designed for use on pipes, vessels, ducts, and equipment operating below ambient temperatures.
Vapor-Safe Coating is ideal for vapor sealing ASJ, FRK, and FSK jackets and board facings at joints, laps and over staple and weld pin punctures. It is an excellent duct board closure sealant. Do not exceed 1/8” (3.2mm) wet film thickness.