3M Supplied Air Respirator Systems

Light on your belt with cooled or heated air.

3M supplied air respirators require a source of clean breathing air. This air can be delivered to hoods, helmets, full facepieces, half facepieces and loose-fitting facepieces.
Complete systems include a supplied air hose, an air regulating valve, a breathing tube, and a helmet, hood, or other facepiece. Compressed air must be Grade D-breathable quality.

3M’s range of supplied air valves can cool or heat air by up to 50°F (28°C) and don't require filters, cartridges, or batteries.