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The CALEFFI 573403A Backflow Preventer is designed to prevent the backflow of contaminated fluids in plumbing systems. It features a 1/2 NPT female connection, suitable for various piping systems. This device is built to maintain system integrity and prevent cross-contamination.
This backflow preventer effectively safeguards drinking water systems and is essential for preventing hazardous fluid backflow.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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