This filter will fit the following machines: Phoenix Guardian R500
They come 12 to a case or you can order them individually. The price listed is for just one.
When these filters are full of debris, your machine has to work much harder to do what it's supposed to do. That's why you should change out your filters regularly and have your equipment properly serviced.
If you don't see the filter size you need, just give us a call! We can probably help you.