airpack

[air-pak]
noun
  1. an apparatus consisting of a face mask connected to a portable air supply, as an air tank that can be strapped to one's back, used especially by firefighters and search teams in areas of smoke, poisonous fumes, intense heat, etc.

Origin of airpack

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018