The Medical Gas Check Valve shall be an Amico Alert-1 series.
The valves shall be a 3-Piece design, with a removable body for servicing without cutting or disassembling of lines. Valves are to be provided with type-K copper extensions for connections on the pipeline. The medical gas check valves are designed for working pressures of up to 300 psig [2,068 kPa]
Each check valve assembly shall be washed and degreased for medical gas service as per CGA G-4.1. Pipe stub extensions shall be capped at both ends. The valve shall be supplied in a sealed plastic bag to prevent contamination prior to installation.
NOTE: The Medical Gas Check Valve is recommended to be installed in the horizontal position.