This 1-1/2 in lead-free double check valve backflow preventer assembly is designed to prevent the backflow of polluted water from entering into the potable water supply due to back-siphonage and or back pressure in accordance with national plumbing codes and water authority requirements. Its compact modular design facilitates easy maintenance with a single access cover for in-line repairs. It is ideal for protection in continuous pressure piping applications and at cross connections identified as non-health hazards and for contaminants at the service line entrance. This assembly consists of a lead-free body construction, NPT end connections, quarter turn ball valve shut-offs, top-mounted test cocks, two in-line independent positive seating check modules, captured springs and replaceable check discs and seats.
WATTS® Double Check Valve Backflow Preventer Assembly With Quarter-Turn Shut-Off, Single Top Entry, Series: LF007 Series, 1-1/2 in Nominal, FNPT Connection, 175 psi, Water Media, 16-3/4 in Inlet to Outlet Length, 3-1/2 in Top to Inlet Center, Cast Bronze Body, Lead-Free, Fused Epoxy-Coated, 33 to 180 deg F, 4-7/8 in H, Domestic/Import: Domestic
| Body Material | : | Cast Bronze |
| Connection Type | : | FNPT |
| Dimensions | : | 4-7/8 in H |
| Domestic/Import | : | Domestic |
| Finish | : | Fused Epoxy-Coated |
| Inlet to Outlet Length | : | 16-3/4 in |
| Lead-Free/Contains Lead | : | Lead-Free |
| Media | : | Water |
| Nominal Size | : | 1-1/2 in |
| Pressure Rating | : | 175 psi |
| Series | : | LF007 Series |
| Temperature Rating | : | 33 to 180 deg F |
| Top to Inlet Center | : | 3-1/2 in |
- Replaceable seats and seat discs
- Modular compact design
- Ease of maintenance - only one cover
- Utilizes advanced ArmorTek™ coating technology to resist corrosion of internals
- Top-mounted lead-free ball valve test cocks
- Low pressure drop
- No special tools required for servicing
Instruction/Installation Manual
Video Link