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International Comfort Products N9MP1075B12A1 Air Filter
It is advised that the air filter is changed every 90 days or so because the filter can get clogged and may result in poor air flow throughout the home. Measurements of the HVAC air filter choice that needs to be made but rather a requirement of the manufacturer of your system. The furnace filter may filter out dust and other fine particles from the air handler as well as the home.
Signals of an unhealthy main filter
- If you lift the air filter up to a source of bright light, the light will almost not show through a completely clogged filter
- Many pros have suggested to switch out the air filter in your unit every season of the year to help purify the air indoors
- The filter looks bad and perhaps should be replaced immediately
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