Our wide range of portable oxygen concentrators deliver high purity oxygen for a variety of applications including recreational use, veterinary and medical purposes, jewellery making and glass blowing, non prescription medical use as well as a host of industrial applications. With operating costs similar to 4 light bulbs you can be certain our oxygen concentrators will be as economical to run as to buy.An oxygen concentrator or generator is an elaborate filter, the concentrator cycles air between 2 tubes containing a molecular sieve material called zeolite Oxygen is concentrated and nitrogen removed. The end result is therapeutic dry oxygen up to 95% purity delivered to the user.