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The ZURN 975XL23/4 Reduced Pressure Principle Backflow Preventer is designed for non-potable water applications. It protects against high health hazards from backsiphonage and backpressure of contaminated water entering the potable water supply.
This backflow preventer is favored by installers for easy installation and reliable operation.
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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