The Conbraco 4ALF-207-A2F is a lead-free bronze reduced pressure backflow preventer with a 1-1/2" FNPT connection size designed to protect potable water supplies from hazardous contaminants due to back siphonage or backpressure.  It features standard full port ball valves with stainless steel handles and trim, ensuring durability and reliable operation.  The assembly includes SAE threaded test cocks for secure and convenient testing and maintenance.

This backflow preventer is equipped with top-accessed modular check valve cartridges that incorporate captured springs, replaceable seats, and reversible chloramine-resistant silicone seat discs.  These design elements facilitate easy servicing and extend the lifespan of the device.  The internal sensing passage and modular captured spring relief valve enhance the assembly's performance and reliability.

Suitable for potable water applications, the 4ALF-207-A2F complies with ASSE 1013-2011 and CSA B64.4 standards, ensuring adherence to industry safety and quality benchmarks.  Its lead-free construction makes it an ideal choice for systems requiring maximum protection against back pressure and back siphonage in drinking water installations.  This replaces part number 40-207-T2 Backflow Preventer.