Cotton filter assembly (sintered secondary filter + cotton secondary air intake silencer + primary filtration) for VH1

It is easy to install and replace regularly for optimal performance and protection. It should be replaced immediately after 100-200 hours of operation or when it becomes dirty.

Please note that accessories may be shipped separately from the oxygen concentrator, which may take 10 to 15 business days.
Oxygen concentrators are typically shipped within 2-3 days of ordering and arrive within 3-5 business days.

Before you buy: Returns and refunds are not available for this accessory. Please read the description carefully or contact our customer service for more information.