AWWA C514-20 Air Valve and Vent Inflow Preventer Assemblies for Potable Water Distribution System and Storage Facilities

The purpose of this standard is to provide the minimum requirements for inflow preventer assemblies including material, design, inspection, testing, marking, handling, and packaging for shipment. This standard can be referenced in documents for inflow preventer assemblies. The stipulations of this standard apply when this document has been referenced and then only to inflow preventer assemblies for potable water distribution systems or storage facility vent pipes.