Watts 3/4" Back Flo Preventer. This lead-free dual check valve prevents polluted water from entering the drinking water supply at the service entrance or individual outlets. It features a lead-free brass body construction, with two plastic replaceable check valves and stainless steel springs. It is designed for non-health hazard residential water system containment, continuous pressure applications and is to be installed immediately downstream of the residential water meter, in a vertical or horizontal position. The minimum working pressure is 10 psi and maximum working pressure is 175 psi. It meets ASSE 1023 and CSA B64.6 standards.
- 3/4 in.
- Dual check valve
- Used at drinking water supply service entrance or individual outlets.
- For non-health hazard residential water system containment and continuous pressure applications.
- Can be installed vertically or horizontally.
- Temperature range of 33 to 180 degrees Fahrenheit
- Minimum working pressure of 10 PSI to a maximum working pressure of 150 PSI.
- Buna-N seals and stainless steel springs.
- Meets ASSE 1023 and CSA B64.6.
- The wetted surface of this product contacted by consumable water contains less than 1/4 of 1 percent of lead by weight.
- Meets AB1953 California and VT S152 Vermont low lead restrictions.
