A. The washable filter is eco-friendly and economical because it can be washed with water and does not need to be replaced for about 10 years if it is washed and used. Washing with water or lukewarm water of 40℃ or less will restore the filter’s performance.
The recommended replacement period of the washable filter is about 10 years if it is cleaned once a year (rinsed with water). However, it may be shorter depending on the frequency of cleaning, duration of use, and installation location.