Check-All Valve - Model 3S Series -Sanitary Insert Check Valve

The 3S Series Sanitary Check Valve is an insert style, spring-loaded check valve designed for use in sanitary applications where 3-A certification, a minimum surface finish, or clean-in-place (CIP) is required. 3-A approved for use as a check valve or vacuum breaker, the 3S Series installs between new or existing sanitary ferrules, fittings, or tubing1, and includes 2 outer o-rings to provide a leak tight seal.