Backflow Reference Manual - Watts

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4", 6"


This is a double check assembly that was produced between 1998 and 1999. The internal parts are similar to the Model 709. The body was changed to provide an up and down piping arrangement. The body is a fused epoxy coated cast iron body. Check springs are contained when the covers are removed. The check seats are replaceable.


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.