Wilkins Double Check Valve 350 - 20mm

20mm Wilkins Double Check Valve 350 DCV

Model W19350L

ENGINEERING SPECIFICATION

- Designed for installation on potable water lines.
- Protects against both back siphonage and back pressure of
polluted water into the water supply.
- Assembly provides protection where a potential health hazard
does exist (Medium Hazard).
- The Double Check Valve Backflow Preventer is Australian/NZ
Watermark Approved (AZ/NZS 2845.1).
- The Double Check Valve Backflow Preventer is rated
to 82°C.
- The Double Check Valve Backflow Preventer is supplied with
female pipe thread tail pieces.
- The main body is Bronze for sizes 20mm and 25mm, and
Nylon for sizes 32mm to 50mm.
- The housing is reinforced Nylon and the seat disc elastomer’s
are silicone.
- The first and second checks are accessible for maintenance
without removing the device from the line.

PRODUCT INFORMATION
Max. Working Water Pressure 1200kPa
Max. Working Temperature 82°C
Hydrostatic Test Pressure 2400kPa
End Connections Threaded RP Series