3", 4", 6", 8", 10"

This is a reduced pressure detector assembly. Production began in 1993. The main valve utilizes an assembly similar to the 40-200. The bypass assembly utilizes a 3/4" 40-200. Note each size has a different model number but they are all in the 40-700 series.

• Printable Specifications and Breakdowns
• Printable Factory Repair Information
• Common repair parts for 40-700 / RPDA-40 3" - 10"

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.