Dr. Meu enjoys 3-4 filter changes per burn. This keeps the mask pleasant to wear. You can get away with one change mid-week wearing it on a regular basis. It all depends how fancy you are.
Yes, the filters do need replacing.
- The effective working life of Respro filters depends on a number of factors, such as; the breathing rate of the user; ambient levels of pollution; the length of time the filter is actively working; hygiene levels. Taking these factors into account we recommend that the filter should be replaced every month or every 69 hours, whichever is sooner.
- Replacement of the Sportsta filter should be carried out every month or when the filter becomes noticeably discoloured.
