WATTS F391012 2″ LF909M1-QT-FS LEAD FREE REDUCED PRESSURE BACKFLOW

Description

WATTS F391012 2″ LF909M1-QT-FS LEAD FREE REDUCED PRESSURE BACKFLOW

Features & Benefits:

• Size: 2″
• QT – Quarter turn ball Valves
• FS – Sensor on relief valve for flood detection
• Maximum working water pressure – 175 psi
• Working water temperature range – 33 F to 140 F

Application:

Series LF909 Reduced Pressure Zone Assemblies are designed to provide cross-connection control protection of the potable water supply in accordance with national plumbing codes. This series can be utilized in a variety of installations, including health hazard cross connections in plumbing systems or for containment at the service line entrance. With its exclusive relief valve design incorporating the “air-in/water-out” principle, it provides substantially improved relief valve discharge performance during the emergency conditions of combined backsiphonage and backpressure with both checks fouled. The LF909 features Lead Free construction to comply with Lead Free installation requirements.

Standard Compliance:

• AWWA C-511-92
• FCCCHR OF USC MANUAL SECTION 10
• IAPMO (UPC)
• SBCCI (STANDARD PLUMBING CODE)
• TESTED AND APPROVED BY NSF INTERNATIONAL
• ASSE 1013
• CSA B64.4

Technical Downloads:

• Watts LF909-QT-FS RPZ: Specification Submittal