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Backflow Preventers
WATTS 88009302 LF909-FS Large Inline Pattern Backflow Preventer With Integrated Flood Sensor, 4 in Nominal, Flanged End Style, Outside Stem and Yoke Resilient Seated Gate Valve, Cast Iron Body, Reduced Pressure Zone, Domestic
Part #
157002
MFG #
88009302
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WATTS 88009302 LF909-FS Large Inline Pattern Backflow Preventer With Integrated Flood Sensor, 4 in Nominal, Flanged End Style, Outside Stem and Yoke Resilient Seated Gate Valve, Cast Iron Body, Reduced Pressure Zone, Domestic
Part #
157002
MFG #
88009302
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WATTS 88009302 LF909-FS Large Inline Pattern Backflow Preventer With Integrated Flood Sensor, 4 in Nominal, Flanged End Style, Outside Stem and Yoke Resilient Seated Gate Valve, Cast Iron Body, Reduced Pressure Zone, Domestic
Part #
157002
MFG #
88009302
Item Features
Attributes
Documents
Item Features
Alert features available with add-on sensor connection kit.
Outside stem and yoke gate valves.
Reduced pressure zone assembly.
Features an integrated flood sensor with SentryPlus Alert technology to detect excessive water discharges from the relief valve.
Utilizes advanced ArmorTek coating technology to resist corrosion of internals.
Unique patented air-in and water-out design provides high capacity relief valve discharge performance during emergency conditions.
Attributes
Type
Inline Pattern
Series
LF909-FS Large
Nominal Size
4 in
End Style
Flanged
Pressure Rating
175 PSI
Temperature Rating
33 to 110 deg F
Ball Valve/Gate Valve Type
Outside Stem and Yoke Resilient Seated Gate Valve
Backflow Type
Reduced Pressure Zone
Media
Potable Water
Body Material
Cast iron
Finish
Epoxy Coated
Dimensions
55-5/16 in L
Domestic/Import
Domestic
Documents
Catalog
Instruction/Installation Manual
Specification Sheet