Know your filter before cleaning
You can only clean a baffle or a mesh filter. If you have a charcoal filter you need to replace it
Charcoal filters are to be replaced every six months to one year depending on your usage.
Baffle filters and mesh filters requires cleaning every six months. Filter less chimneys come with auto clean function.
If you have a baffle filter chimney, then you also need to clean the oil collector.
Cleaning Process
Take a bucket of hot water and add dishwasher liquid to it
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Remove the filters and oil collector from the chimney. Immerse them completely inside hot water and soak for 2 hours
Take the dish washing scrub and clean the oil stains from the filter.
Dry the filters and attach them back