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Backflow Preventers

At King Supply Company you will find the solution for protecting your potable water supplies from contamination due to backflow with our variety of backflow preventers, along with locking screws to prevent tampering.

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Stainless Steel Removable Locking Screw Lead Free Backflow Preventers Lead Free Frost-Proof Yard Hydrant
Lead Free Self-Draining Vacuum Breaker Lead-Free ASSE 1024 Dual-Check Vacuum Breakers