Their products exceed every recognized international breathing air standard. Compressed air processed through a domnick hunter breathing air purifier is 400 000 times cleaner than the air we breath everyday. In addition these packages provide total protection against carbon monoxide (CO) and carbon dioxide (CO2) poisoning. Package configurations range from transportable ‘go anywhere’ units all the way to custom engineered multi-user stationary configurations. Whatever your breathing air requirement mb air systems and Domnick Hunter can provide a system which is just right for you.