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International Comfort Products NAC236AKA1 Air Filter
HVAC specialists suggest that the air filter is swapped out four times a year for optimal air quality inside the house. All air filters are available in many filtering levels, depending on your air quality needs and air handler requirements. Measurements of the filter is not really a choice you make because of the constraint of your furnace or handler.
Indications the dust filter needs to be replaced
- When you hold it up, the light cannot show through the filter at all
- Many pros have recommended to switch out the air filter in your unit every 90 days so as to have cleaner breathable air
- The air filter looks bad and could be replaced without delay
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