DescriptionColumn Pair Inogen G4These removable metal columns offer a quick and convenient way to service your Inogen One G4 without the need to send in the product for repair. As the sieve beds wear down after prolonged use, Inogen recommends replacing the columns every 18 months to two years for reliable functioning of your concentrator. However, in certain operating conditions, an earlier replacement may be needed. Your Inogen One G4 will let you know when it is time for replacement. Clear step-by-step instructions enable you to easily switch out the column pair without tools. This way you won’t have to send the Inogen One G4 in for repair like you would with lesser portable concentrators!Compatible with Inogen One G4Quick and easy way to service your Inogen One G4 without having to send in the product for repairClear step-by-step instructionsIncludes 2 columns
