Apollo Check Valve, 3 4 in, Dual, Inline, Bronze, FNPT x FNPT 4ALF3A44A Diameter 1.5" 8 gallon receptacle can be removed 8 gallon receptacle can be removed from the cabinet for emptying The door is joined to the cabinet with a stainless steel full length piano hinge and is secured by a tumbler lock Low head loss This corrosion resistant APOLLO dual check valve helps prevent backflow by either backpressure or back siphonage from a cross connection between potable water lines and substances that are objectionable
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