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Stack-type air admittance valves shall be prohibited from serving as the vent terminal for vent stacks or stack vents that serve drainage stacks having more than six branch intervals.

Related Code Sections

917.3.3 Vents, Stack
Stack-type air admittance valves shall not serve as the vent terminal for vent stacks or stack vents that serve drainage stacks having more than six ...
918.3.2 Vents, Stack
Stack-type air admittance valves shall be prohibited from serving as the vent terminal for vent stacks or stack vents that serve drainage stacks ...
918.3.2 Vents, Stack
Stack-type air admittance valves shall be prohibited from serving as the vent terminal for vent stacks or stack vents that serve drainage stacks ...
Section P3102 Vents, Vent Stacks and Stack Vents
The vent system serving each building drain shall have not less than one vent pipe that extends to the outdoors ...
513.4.1 Exhaust Systems, Stack Effect
The system shall be designed such that the maximum probable normal or reverse stack effects will not adversely interfere with the system's ...