Replacement air duct (short) to suit your new 3M? Speedglas? Heavy Duty Welding Helmet G5-01 (part number 613700).
This is the air duct part that is fitted to the top of your G5-01 welding helmet
Look to replace the airduct whenever it becomes damaged, worn or begins to leak
If you need the breathing tube that connects to the Adflo system, please see part number 834016.