2310 Safety Brine Valve Fleck 2310 safety brine tank valve prevents overfilling of the brine tank. The float assembly is not included 3/8" The brine tank safety shut-off valve has 3/8" connections on both the pick-up tube and brine line connections. Fleck 2310 brine tank safety shut off valve with 3/8" brine line and pick-up tube connections. Does not include the float assembly. Fleck part# 60014.