John Guest acetal shut-off valves have a brand new full bore mechanism and are specially designed for the Brewing and Soft Drinks industries and for potable water. They are also suitable for air and inert gases such as N2/CO2. When used with N2/CO2, they can be used to a maximum temperature of 50°C and the valve should be installed in accordance with The British Beer and Pub Association Code of Practice. The range includes valves with short and long handles to operate a 1/4 turn on/off action. The valves are available with or without mounting clip.