GAS QUICK DISCONNECT ASSEMBLY, [ SIZE 3/4" FPT ];FEMALE END WILL SHUT OFF GAS WHEN SEPERATED.;FEMALE END FROM GAS SUPPLY,;MALE END TO APPLIANCE SIDE ( HAS THERMAL SHUTOFF FEATURE);TEMPS ABOVE 350 DEGREES F ACTIVATE SAFETY THERMAL RING.;MFG DORMONT;NIECO BROILER