Description
WATTS®, F391011, Reduced Pressure Zone Backflow Preventer, Inline, Series: LF909-FS, 1-1/2 in Nominal, Female NPT End Style, 175 psi Pressure, 140 to 33 deg F, Quarter-Turn Ball Valve Ball Valve/Gate Valve, Reduced Pressure Zone Backflow, Media: Water, Bronze Body, 12-3/4 in H x 24-3/8 in W x 5-1/4 in D Dimensions, Domestic
Features:
- Lead free construction
- No special tools are required for servicing
- Compact for easy installation
- Horizontal or vertical (up or down) installation
- Top mounted test cocks
- Features a flood sensor with SentryPlus Alert technology to detect excessive water discharges from the relief valve
- Unique patented air-in and water-out design provides high capacity relief valve discharge performance during emergency conditions
- Quarter-turn ball valves with lever handles
Applications:
Ideal for protection in continuous pressure piping applications and at cross-connections identified as health hazards and from other contaminants
Standards/Approval:
- N-No UL Code Rating
- ASSE 1013
- cCSAus B64.4
- AWWA C-511-92
- FCCCHR of USC Manual Section 10
- IAPMO (UPC)
- SBCCI (Standard Plumbing code)
- NSF/ANSI 691-G
- PROP65: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm
