Inogen One G3 Replacement Column Pair ( Settings 1-4) Lifestyle Essentials This is a full face

This is a full face mask and seals around both the nose and mouth making it suitable for those whose mouths drop open during sleep or use a high therapy pressure

durable construction make it easy

this delays the onset of full air pressure for a set period of time

Mask Type - Set mask type being used: Nasal

Inogen One G3 Replacement Column Pair ( Settings 1-4) Lifestyle Essentials This is a full faceFEATURES Sieve beds filter out the nitrogen from the air coming into the concentrator Air gets concentrated into oxygen after passing through the second filter Malfunctioning sieve beds will not give the oxygen dosage needed to treat COPD or other diseases that affect the lungs Clear step by step instructions enable easy switching out of the column pair without tools Cost efficient Dimensions: 2"W x 2"L x 5"H The removable metal columns provide a