Backflow Reference Manual - Richwell

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


This unit was produced from approximately 1975-1978. This was the first version of the Model 550 and 575. Model DC is the same as Wilkins 550. Model BF is the same as Wilkins 575. The unit was originally sold under the Richwell name then it was sold to the Neptune Co. who later sold it to Wilkins.


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.