Double CheckValveBackflowPreventer

Backflow Preventer Top Entry Double Check Assembly With Ball Valve, Series/Model: Model DC40, Nominal Size: 1 IN, Connection Type: FNPT, Pressure Rating: 175 PSI, Temperature Rating: 33 - 180 DEG F, Bronze Body Material, Handle Material: Stainless Steel, Trim Material: Silicone Rubber Seat Disc, Seat Material: Glass-Filled PPO, Industry Standards: ASSE 1015, CSA Certified, USC FCCC And HR, AWWA C-510, ISO 9001-2008 Registered, 14-3/4 IN Width, 5-1/2 IN Height, Lead Free: No, Other Physical Dimension: 3-1/8 IN Depth

The Apollo® model DC40 double check valve assembly shall prevent contamination of the potable water supply due to back-siphonage or backpressure from substances that are objectionable, but non-health hazards. The bronze body shall be configured with individually-accessible top-access check valves including top-mounted test cocks. The replaceable seat rings shall be glass-filled Noryl® and the reversible seat discs shall be silicone rubber. The Apollo® domestic shut-off ball valves shall have stainless steel handles. The pressure drop across the assembly shall be documented by USC’s FCCC and HR approval curves.