Protect your potable water system with the Watts LF007 Series Double Check Valve Assembly, designed for reliable backflow prevention in residential, commercial, and light industrial plumbing applications. This 3/4-inch lead-free backflow preventer features a durable modular construction and quarter-turn ball valves for easy operation and maintenance. Built to meet strict industry standards, the LF007 ensures safe, code-compliant performance where protection against non-health hazard backflow conditions is required. Key Features: Size: 3/4 in nominal Max Operating Pressure: 175 PSI Temperature Range: 33°F to 180°F Material: Durable cast iron body Valve Type: Double check valve assembly (DCVA) Operation: Quarter-turn ball valve shutoffs Construction: Modular design for easier servicing Lead-Free: Complies with safe drinking water requirements Certifications & Standards: ASSE 1015 AWWA C510 IAPMO PS31 CSA B64.5 Dimensions: A: 11-1/8 in B: 4 in C: 3-1/8 in F: 6-3/16 in G: 3-7/16 in R: 2-1/8 in T: 15/16 in Ideal For: Irrigation systems Fire sprinkler systems (non-health hazard) Commercial plumbing systems Industrial water lines