Closed-circuit
The closed-circuit type, also known as a rebreather, operates by filtering, supplementing, and … See more

There are two major application areas for SCBA: firefighting, and industrial use in confined spaces.
For firefighting, the design emphasis is on heat and flame … See more

SCBA is intended to be personal protective equipment, but its use is not without cost. The weight of the unit and work of breathing … See more

• CBRN SCBA interim user guide and list of approved CBRN SCBA (Archived)
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SCBAs usually come with full-facepieces, but can also come with half-mask or mouthpiece in demand or pressure-demand mode, … See more

In the United States and Canada, SCBAs used in firefighting must meet guidelines established by the National Fire Protection Association, … See more

• NIOSH, regulator of SCBAs in the United States – US federal government agency
• Glossary of firefighting terms – List of definitions of terms … See more