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International Comfort Products NHP242AKA1 Air Filter
It is advised that the air filter is changed every 90 days or so as to maintain good airflow through the ducts. The size of the HVAC air filter choice you make because it is based on the declared size of your HVAC blower system. Air Filters come in a wide array of filtering levels, which all depends on your personal desire for cleaner air and air handler size requirements.
Signals to an under performing main filter
- Professionals have advised to replace the filter every 90 days to help prevent mold and bacteria build-up
- If you hold it up to the light, it cannot shine on the opposite side of a dirty filter
- It looks dirty and must be replaced before tomorrow
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