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Whirlpool CAH12W04 Filter
The unit filter is the best line of defense when filtering tiny dust fragments and other particles from the air in the house. This helps protect the unit and make it work a lot better at doing its job while cleaning the air you breathe. Due to the fact that this is an important part of the system, it should be swapped out for a new one or possible scrubbed clean a few times a year depending on how much you use it.
Simple indications of a barely functioning filter
- If you were to lift up the filter, the light cannot show on the other side the dirt filled filter
- The air filter looks dirty and it would be a good idea to replace it without delay
- It is greatly advised to replace the filter every three months for clean air inside the house
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