The 1/4 Inch Flare Air Disconnect Check Valve can be installed on an MFL gas disconnect and keep beer from entering the gas line.
Gas Disconnect Check Valve 1/4" FFL x 1/4" MFL
Keeps liquid from back flowing through an MFL gas disconnect
Keeps liquid out of your gas lines!
Dimensions: 1/4 FFL x 1/4 MFL (inches)