All cross connections subject to backpressure or back-siphonage where there is a high potential health hazard from contamination. Single float and disc with large atmospheric port. Cross connections not subject to backpressure or continuous pressure. Protection against back-siphonage only. Two independent check valves.
Checks are re-movable for testing.
Cross connections where there is a low potential health hazard and moderate flow requirements. Cross connections subject to backpressure or back-siphonage where there is a moderate health hazard. And more . . . All Sizes . . . Logo of RBA Mechanical Inc. is a Registered Trademark.