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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.

Features

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

Specifications

Product Number	1210701
Model	MV32
Dimension A (mm)	64mm
Dimension B (mm)	- 32mm connection = 53.5 mm<br> - 40mm connection = 91 mm<br> - 50mm connection = 82 mm
Dimension C (mm)	- 32mm connection = 36 mm<br> - 40mm connection = 42.75 mm<br> - 50mm connection = 55.8 mm

Air Admittance Valves

Air Admittance Valve with Adaptor for 32-40-50 mm