This air admittance valve is designed to be used for connection to waste pipes to prevent water loss from trap seals by self and induced siphonage arising from water flow in small diameter branch discharge pipes. With the 50mm adaptor, this valve can also be used on branch discharge pipes.
Airflow Capacity – 10.1 l/s
Includes adaptor to fit 32mm, 40mm and 50mm discharge pipes
Made of PVC
Vents up to 172 fixture units for discharge pipes and 10 fixture units for discharge stacks
WaterMark certified to AS/NZS 4936 WM040105
Dimension A (mm)
Dimension B (mm)
32mm connection = 53.5 mm40mm connection = 91 mm50mm connection = 82 mm
Dimension C (mm)
32mm connection = 36 mm40mm connection = 42.75 mm50mm connection = 55.8 mm
32mm Solvent Cement , 40mm Solvent Cement , 50mm Solvent Cement
AGA Approval Number
Working Temperature Range
-20 to +60°C
Airflow Capacity (L/sec)
Maximum Unit Loading
Up to 172 fixture units for discharge pipes and 10 fixture units for discharge stacks
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