Backflow Reference Manual - Watts

Print this Page

990 RPDA / 992 RPDA


4", 6", 8", 10"


This is a reduced pressure detector assembly. It was produced from 1993-1997. The main valve unit is similar to the 990/992 series. The bypass unit utilized is either the 009 3/4" or the 009M2 3/4" assembly.


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.