Self Contained Breathing Apparatus is a kind of isolated breathing protection apparatus. It provides breathing protection for users in the environment filled with poisonous air or lacking in
oxygen. A pressure demand apparatus designed to maintain a slight positive pressure of air inside the facepiece during inhalation and exhalation. Positive-pressure helps prevent contaminants from
entering the facepiece, should there be small breaks in the face-to-facepiece seal. It prevents the poisonous air from entering the veil, so as to protect the users.
Self Contained Breathing Apparatus
This product can be used in fire fighting, petroleum, chemical, metallurgy and electric powe