Philips DreamStation CPAP filter. These reusable foam pollen filters are made up of blended synthetic fibers and comes in a blue carrier case. They are an original Philips Respironics branded CPAP machine filter which is compatible with all versions of the DreamStation CPAP & BiLevel CPAP machines.
The foam filters, from Philips Respironics, are required to be used at all times with DreamStation CPAP machine & BiPAP sleep apnea machines. Your Philips CPAP machine should never be run without a foam pollen filter inside them.
USAGE: These filters are washable and reusable and should be cleaned under warm tap water once a month or sooner if they appear dirty. They should be replaced every 6 months or beforehand if they appear damaged.
PLEASE NOTE: The white filter material is permanently attached to the blue plastic filter housing. They are not designed to be detached from each one another.