Template:Breathing apparatus

High altitude breathing apparatus
Aviation breathing apparatus Emergency oxygen system Mountaineering breathing apparatus

Industrial breathing apparatus
Dust mask Escape respirator Filtering facepiece respirator Gas mask Hazmat suit Mine escape set Positive pressure breathing apparatus Powered air-purifying respirator Respirator N95 respirator Respiratory protective equipment Self-contained breathing apparatus Self-contained self-rescue device Smoke hood Supplied-air respirator

Underwater breathing apparatus
Open-circuit scuba Diving helmet Diving rebreather Full-face diving mask Surface-supplied diving equipment Snorkel Escape breathing apparatus Helicopter escape set Submarine escape set Atmospheric diving suit Gas extender Helium reclaim system