Available from Studor Australia, Premi-Aire 40 air admittance valves are specifically designed for installing on single trap fixtures as well as ensuite bathrooms.

These air admittance valves are ideal for renovations and can be easily retrofitted into existing systems. They also come with 40mm BSP thread and are fully capable of venting up to six fixture units (1.1lites/second), which is adequate to ensuite bathroom ventilation.

Studor Premi-Aire 40 air admittance valves can be fitted up to 1000mm below the flood level of the fixture to which it is attached provided there is free movement of air to the valve. They can also be installed without tools as they only require hand tightening.

Premi-Aire 40 valves carry full WaterMark approval.Studor Australia’s Premi-Aire 40 air admittance valves are supplied with a lifetime warranty and can be obtained through exclusive bathroomware supplier Reece.