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Keep your plumbing system safe with the reliable Watts #1 1/2 Reduced Pressure Zone Backflow Preventer. Designed for commercial, industrial, and residential applications, this backflow preventer is perfect for protecting against backsiphonage or backpressure of hazardous substances. Its reduced pressure principle ensures that water flows in the correct direction while allowing air to vent out, ensuring safe and efficient operation. Made in USA with durable bronze material for long-lasting performance. Applications include water systems, fire sprinkler systems, irrigation systems, and chemical injection systems. Buy now and safeguard your plumbing system today!