Apollo 4NLF3A22A Bronze Lead Free Dual Check Valve, 3/8" NPT Female by Conbraco

We are proud to present the excellent Apollo 4NLF3A22A Bronze Lead Free Dual Check Valve, 3/8" NPT Female.

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The Apollo DUC-4N Series Dual Examine Valve Backflow Preventer is developed to avoid cross connections of non drinkable water (non-hazardous) into safe drinking water supply. It is a compact and cost-effective gadget that includes two independently-acting, spring-loaded check valves in a corrosion-resistant product. Each of the two spring-loaded check valves is developed to open at 1 psi differential in the direction of flow. The check valves will continue to be tightly closed until there is a need for water downstream. If the downstream pressure of the gadget boosts above the supply pressure or there is a reverse direction of flow, the check valves will near avoid backflow. If the second check valve is prevented from closing tightly, the first check will near supply defense from a backflow condition. Exchangeable check modules. Industry lay lengths. Optimum Working pressure 175 psi. 33/180 degrees F Operating temperature variety. ASSE1024 and CSA accepted. Cast Bronze C84400 body. Brass union tailpiece and union nut. Glass-Filled PPO/Acetal check modules. Stainless steel spring. Buna-N Seat Discs.