O2 Concepts Oxlife Liberty 2 Inlet Filter large Asthma Spacers are ideal for

Asthma Spacers are ideal for most individuals

Note: Not compatible with the original Transcend Model

No support arm means the mask is much lighter and has fewer pressure points

this mattress has head to toe durable air cells with pillow function for comfort

O2 Concepts Oxlife Liberty 2 Inlet Filter large Asthma Spacers are ideal forThis replacement inlet filter is designed for the Oxlife Liberty 2 Portable Oxygen Concentrator. It helps protect the device by keeping out dust and debris. The filter is not washable and should be replaced regularlyhow often depends on how long and how frequently the device is used. For best performance, replace the filter as soon as it appears dirty.