Sioux Chief 250 series TurboVent air admittance valves shall be installed in either branch or stack applications as vent terminal for secondary venting within the plumbing system. Valve shall incorporate an actuating device which spins upon activation to keep the elastomeric sealing surface clean and free of debris. During drainage, actuating device shall raise a designed distance under negative line pressure to allow optimal air fl ow into the DWV system. Valve shall provide a positive seal at 0 PSI and under any positive line pressure to prevent sewer gasses from entering the living space
Actuating device within the unit spins with each activation, keeping the seal free of dust and debris
Quick opening air valve at 0.01" negative pressure. Positive seal with 13 PSIG of back-pressure
Each unit is available with DWV adapter
Protective debris cover ships with each unit

Weight	0.3 lb
Certifications	ASSE 1050, ASSE 1051
Collection	TurboVent
Connection Size	2 in.
Connection Type	Threaded
Height	5.00 in.
Inlet Size	2 in.
Length	2.00 in.
Material	PVC
Type	Air Admittance Valves
Valve Type	Air Admittance Valves
Width	2.00 in.
Inventory Number	SIO250122PB
MPN	250-122PB

• Spec Sheet