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Sku: BB15-CO-Hansen

Made in USA.

The Breather Box® - Portable Grade-D Breathing Air Filtration with CO Monitor

Industry Standard in Grade-D Air Filtration

Connected to a mobile or plant compressor, the Breather Box® provides Grade-D breathing air for 1 to 8 users (based on model) and continuously monitors for Carbon Monoxide (CO). CO/O2 and Intrinsically Safe Models are also available.

Find replacement filters for Breather Boxes here.

Find external alarms for Breather Boxes here.


  1. The Breather Box® Works with ANY Airline Respirator Brand.
  2. Carbon Monoxide (CO) monitor (CO/O2 monitor and intrinsically safe CO or CO/O2 monitors available).
  3. Three stage filtration (99.99% efficient at 0.01 micron particle size).
  4. Filter change indicators on all filters.
  5. Incoming air plug ½” industrial interchange.
  6. Two automatic drains with discharge tubes.
  7. Remote alarm receptacle.
  8. External warning lights and alarm.
More Info

The Breather Box® by Air Systems International

  1. Meets or exceeds OSHA 1910.134, Canadian Z180.1 Breathing Air Standards and British Standard BS-EN 12021:1999 “RESPIRATORY PROTECTIVE DEVICES”.
  2. Designed to flow the NIOSH maximum capacity per worker.
  3. Air Systems’ provides at NO CHARGE your first lab certified air quality test of your new breathing air filtration device. Contact X1 Safety Customer Service for details.


Custom Designed Breather Box® Options (Contact Us)

  1. Fittings other than Hansen or Schrader available.
  2. Clear view windows.
  3. Independent regulators to allow different respirators and lengths of hoses to be used simultaneously.
  4. Fully automated reserve air systems.
  5. Low pressure alarms.


Air Systems

Air Systems International

In Their Words... We are an ISO 9001: 2015 manufacturer of safety equipment for Industrial, Construction, Government, Military Defense, Fire / Rescue, Hazmat & Emergency Response applications. We are totally committed to our customer's needs and special job applications. We have always taken great pride in being responsive to the environmental concerns of our equipment users. The products we manufacture have been developed out of a specific need or desire to perform work more safely and with greater productivity. We will always continue to respond to the demands and innovative ideas of our most valued asset... The Customer.

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