The ProAir F1 filter is a high quality G4 grade filter that can remove dust and dirt particles as small as PM10. Filters should be changed annually to ensure the ventilation system works correctly and provides fresh, filtered air, to your home. Instructions on how to change filters and reset filter alarm can be found in your user manual.
- HRV Unit – PA600 (2006 – March 2009)
- Filter Size – 227mm X 450mm X 20mm
- Filter Grade – G4
Please measure filters before you order, filter sizes may differ depending on unit installation date.