WATTS® LF919 Series 0065372 Reduced Pressure Zone Backflow Preventer Assembly, 1/2 in, FNPT, Lead-Free

Description

WATTS® Reduced Pressure Zone Backflow Preventer Assembly, LF919 Series, 1/2 in Nominal, FNPT Connection, Full Port, 175 psi Pressure, Top Mounting, Bronze Body, Lead-Free/Contains Lead: Lead-Free, Dimensions: 12-3/4 in L x 6-7/8 in H

This 1/2 in lead-free reduced pressure zone backflow preventer assembly is designed to prevent the flow 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 separate access covers for in line repairs. It can be used in a variety of installations without the need of any special tools. It is ideal for protection in continuous pressure piping applications and at cross connections identified as health hazards and from other contaminants found at the service line entrance. This assembly consists of a bronze body construction, NPT end connections, quarter-turn ball valve shut-off with tee handles, two poppet-style check valves and replaceable check seats, top-mounted test cocks and a bottom-mounted relief valve for reduced space requirements.

Features

• Quarter-turn full port resilient seated ball valve shut-offs with tee handles
• Compact, space saving design
• Separate access covers for the check valves and relief valve for ease of maintenance
• Top-mounted screwdriver slotted test cocks for easy testing and use in reduced clearance installation
• No special tools are required for servicing
• EZ twist relief valve cover with quarter-turn locking joint captures the spring load during repair to facilitate disassembly
• Innovative check valve plastic cover bushing provides trouble-free guiding of the check valve poppet
• Bottom-mounted relief valve for reduced clearance installation

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