What Does Supplied Air Mean?
Supplied air is respiratory or non-respiratory compressed air supplied to an airline (pipe or tube). Respiratory supplied air is used by the workers for breathing through hoods, masks, face pieces and mouthpieces, in an environment, where there is insufficient oxygen, smoke, mist and dust that is harmful for the life and health. Non-respiratory supplied air is used for industrial purposes e.g. medical, painting, cleaning, bubbling etc.