Watts regulator series LF009 lead free reduced pressure zone assemblies prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. It consists of lead free bronze body construction (1/4 - 2 in) or lead free FDA approved epoxy coated cast iron (2-1/2 - 3 in), two, in-line independent check valves, replaceable check seats with an intermediate relief valve, and ball valve test cocks. Series LF009 is ideal for protection of health hazard cross-connections or for containment at the service line entrance.
WATTS® Backflow Preventer Reduced Pressure Zone Assembly, 3/4 in Nominal, FNPT, 175 psi, Cast Copper Silicon Alloy Body, 33 to 180 deg F, 13-15/16 in L
| Body Material | : | Cast Copper Silicon Alloy |
| Connection Type | : | FNPT |
| Dimensions | : | 13-15/16 in L |
| Nominal Size | : | 3/4 in |
| Pressure Rating | : | 175 psi |
| Temperature Rating | : | 33 to 180 deg F |
- Single access cover and modular check construction for ease of maintenance
- Top entry-all internals immediately accessible
- Captured springs for safe maintenance
- Internal relief valve for reduced installation clearances
- Replaceable seats for economical repair
- Ball valve test cocks-screwdriver slotted
- Large body passages provides low pressure drop
- Compact, space saving design
- No special tools required for servicing
- Model LF009QT furnished with quarter-turn, full port, resilient seated, lead-free cast copper silicon alloy body ball valve shut-offs
Instruction/Installation Manual