The AVG tempering valve is designed for storage hot water systems and comes factory-set to 50ºC, with an adjustable outlet temperature range of 40ºC-50ºC. It features a protective cap with an integrated adjustment tool to prevent accidental changes, and delivers temperature control accuracy within +3ºC, tested to AS 4032.2 standards.integral non return valves and integral 60 mesh stainless steel line strainers to protect internals from backflow and debris. The valve includes integral non return valves and integral 60 mesh stainless steel line strainers to protect internals from backflow and debris,and calcium-resistant polymer components. It is supplied with an insulation jacket and inlet connectors. Suitable for cold water temperatures of 5ºC-25ºC and hot water temperatures of 65ºC-85ºC (up to 99ºC maximum), it operates at pressures up to 1400 kPa static and 500 kPa dynamic, with a minimum flow rate of 4 L/min. WaterMark certified and compliant with AS 4032.2 and the Plumbing Code of Australia, it must be installed by a licensed plumber in accordance with AS/NZS 3500.4.