O2 Concepts Oxlife Liberty Replacement Sieve Bed Columns Space-Saver Arms Wheelchair the mask is easy to

the mask is easy to clean and maintain

light weight

the seat is hinged so that it can fold up and out of the way when not needed

For your convenience

No separate battery recharger

O2 Concepts Oxlife Liberty Replacement Sieve Bed Columns Space-Saver Arms Wheelchair the mask is easy toOxlife Liberty Replacement Sieve Beds The replacement sieve bed columns make it easy to maintain your portable oxygen concentrator without sending it in for service. Sold as a pair, these columns house the sieve beds that convert normal air into high purity oxygen. Designed for the Oxlife Liberty and Liberty 2, they typically require replacement once a year or when prompted by the Replace Columns alarm. Key Features Compatible with Oxlife Liberty &