• Extended accuracy option 
• Diagnostics of device and application 
• Certified for use in hazardous areas

• Battery power or optional mains power & battery backup with the FlexPower
• Easy installation without straight inlet or outlet lengths
• Integrated pressure and temperature sensor

• A body manufactured to rigid engineering standards
• A precision machined recess for the control rubber
• And a pressure sensitive control rubber meticulously compounded to pass exacting flow tests

Dual Check Valves are utilised for protection from cross contamination of non potable water with potable water. They are used in low hazard conditions such as rain water tank systems and domestic meter connections.

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.

Designed for installation on potable water lines to protect against both backsiphonage and backpressure of polluted water into the potable water supply. The Model 350 shall provide protection where a potential health hazard does not exist. Ideal for use where lead-free* valves are required.

Designed for installation on potable water connections in fire sprinkler systems to protect against both backsiphonage and backpressure of polluted water into the potable water supply. Model 350DA provides medium level protection where a potential health hazard exists. Incorporates metered by-pass to detect leaks and unauthorized water use.

Designed for installation on potable water lines to protect against both backsiphonage and backpressure of contaminated water into the potable water supply. The Model 375 provides protection where a potential health hazard exists. Ideal for use where lead-free* valves are required.

The Model 375DA shall provide protection where a potential health hazard exists. It incorporates metered by-pass to detect leaks and unauthorized water use, and designed for installation on potable water lines in fire protection systems to protect against both backsiphonage and backpressure of contaminated water into the potable water supply.