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Frigidaire FRA18EMU210 Filter
The filter in the wall unit is responsible for filtering tiny dust fragments and other unwanted bits from the inside air inside the home. This simple filter can make the unit cleaner and make it work much more efficient while also cleaning the dust out of the air you breathe all day. Because of the nature of filtering air, it should be simply replaced or simply cleaned a few times a year depending on how much you use it.
Subtle cues of a declining filter
- Sunlight is unable to infiltrate to the opposite side of a dirty filter
- Many pros have advised to switch out the air filter in your unit about every 90 days for to keep the air inside the house cleaner
- The system air filter looks dirty and it would be best to replace it ASAP
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