The Combination Non-Return Isolating Valve combines the mandatory functions of an isolating valve and non-return valve for the installation of pressurised water heaters.

• Integral construction of non-return valve and isolating valve
• One piece unit for tidy, simple and economical installation
• No intermediate joins or fittings, reducing the opportunity for leaks and faults
• Tamper-proof non-return valve
• NRI50S 15mm Trio Valve model features integral line strainer for even simpler installation
• Dezincification resistant
• Meets Australian Standard for potable water supply
• Valve designed to work effectively in vertical or horizontal orientation