Inogen One® G4® Replacement Column Pair zinger rec FR Ascot 4 Heavy Duty

FR Ascot 4 Heavy Duty 4-Wheel Scooter by FreeRider USA

75 Hours Setting 5 Up to 1

or Double Batteries

100-240V AC 24 VDC 50/60Hz Charger rated input

and using only the highest quality materials

Inogen One® G4® Replacement Column Pair zinger rec FR Ascot 4 Heavy DutyThe removable columns for your Inogen One G4 machine contain sieve filters that remove inert gases from the room air around you and help concentrate it into medical grade oxygen. As a general rule of thumb, it is recommended that the columns be replaced every 12 to 18 months to ensure that your machine is producing the correct concentration of oxygen. *Please note: It is possible that your Inogen One G4 machine may require you to replace its columns