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Description
Series LF909 Large reduced pressure valve assembly backflow preventer is designed to prevent the reverse flow of liquids in a plumbing system due to backpressure or backsiphonage where there is a potential health hazard. An exclusive relief valve design provides substantially improved relief valve discharge performance during emergency conditions of combined backsiphonage and backpressure. The seats are replaceable for economical repair. These large diameter backflow preventers are available in 2-1/2 to 10 inch sizes.
- Health hazard protection level
- Exclusive relief valve design provides maximum capacity during emergency conditions
- Industrial strength sensing hose on larger size models
- Large body passages provides low pressure drop
Specifications
Item
Assembly
Series
LF909
Connection Type
FNPT
Pressure Rating
175 psi
Connection Size
2 in.
Body Material
Lead Free Bronze
Regulated
No
Brand Name
Watts
Information and Guides
Product Information Sheet
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