Backflow Reference Manual - Wilkins

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2 1/2", 3", 4", 6"


This is a double check detector assembly. Production began in 2011. The mainline assembly is similar to the 350AST assembly. The bypass assembly utilizes an assembly similar to the 950XL.


Common repair parts are a very small subset of the 10,000 plus items BAVCO stocks. Please feel free to contact us direct at 800-458-3492 for pricing on items not listed or backflow prevention devices.