888-825-8800
4" Watts LF909-OSY-FS 4, Lead-Free Cast Iron, Reduced Pressure Zone Backflow Preventer Assembly, OSY Gate Valve Shutoff, ArmorTek Coating, Backflow Flood Sensor
Brand : Watts
MSRP: $27,923.00
$9,237.99
(You save
$18,685.01
)
- SKU:
- LF909-OSY-FS 4
- UPC:
- 98268291506
- Size:
- 4"
- Size Dropdown:
- True
- Processing Time:
- 14-21 Days
Country of Origin: Made in the United States 
4" Watts LF909-OSY-FS 4, Lead-Free Cast Iron, Reduced Pressure Zone Backflow Preventer Assembly, OSY Gate Valve Shutoff, ArmorTek Coating, Backflow Flood Sensor
Features
- Features a flood sensor with SentryPlus Alert technology to detect excessive water discharges from the relief valve
- Alert features available with add-on sensor connection kit
- Utilizes advanced ArmorTek coating technology to resist corrosion of internals
- Cast iron body construction with patented 3-part advanced epoxy coating system designed to limit both microbial induced (MIC) and exposed metal substrate corrosion
- Unique patented air-in and water-out design provides high capacity relief valve discharge performance during emergency conditions
- Outside stem and yoke gate valves
Technical Specifications
Item
Backflow Preventor
Size
4"
Backflow Preventer Type
Reduced Pressure Zone
End Connection
Flanged Joint
Body Pattern
Inline
Shutoff
Outside Yoke & Stem Gate Valve
Temp. Range
33°F to 110°F
Max. Working Pressure
175 psi
View Specification Sheets Here
View Installation Manuals Here
