Philips DreamStation Reusable Pollen Filter n30i Each pack contains 4 filter

Each pack contains 4 filter

universal tubing non-heated with an inner diameter of 19 mm -22mm

iOS and Android device

however they can be added to this headgear in your shopping cart and they are also available for purchase separately on this site

Philips DreamStation Reusable Pollen Filter n30i Each pack contains 4 filterThe Philips Respironics Dreamstation comes with a reusable dark blue reusable pollen filter which is washable and should be kept clean on a regular basis. There is also an optional disposable ultrafine filter which is placed over the top of the washable filter. This dark blue washable filter will last for a long time and the disposable filter is not washable and should be replaced monthly to protect the washable filter and the machine The filters are