AWWA DSS90027

AWWA DSS90027 Use and Selection of Automatic Air Valves
Conference Proceeding by American Water Works Association, 01/01/1990

Nicholl, William J.

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This author presents an overview of three air valves and provides you with the understanding of how automatic air valves can improve your distribution pipeline systems. The three valves covered are: air release valves, also called small orifice valves, or pressure air valves; air and vacuum valves, also called large orifice valves; and combination air valves, also called double orifice valves.