- Install between standard regulator hose and second stage - Slide machined Delrin collar to shut off gas flow -Commonly used with deco rigs, stage bottles & drysuit inflation - Prevent critical gas loss - 9/16”-18 UNF male inlet to 9/16”-18 UNF female outlet threads - Low pressure use only - below 200 psi
WARNING: When shutting off gas supply to the second stage, there must be some other type of over-pressure relief device present.