Two ¼-in NPT threaded fittings (not included) are required to thread into both sides of the pass-through.
It can be installed either to dispense liquid into or dispense liquid out of the cabinet. Justrite Solvent Pass-Through Check Valve, Factory Installed, Stainless Steel, 25969 Note: This TechTALK has guidelines for ordering factory-installed pass-through valves for Justrite safety cabinets to maintain FM approval and our 10-year warranty. This unique system provides a means to dispense solvent through the wall of a cabinet.