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International Comfort Products PGMD30G0606 Air Filter
The furnace filter may filter out bad things in the air and other fine particles from the air handler. It is suggested that the filter is exchanged for a new one every 90 days or so for optimal air quality in the home. Exact measurements of the main system air filter choice you make due to the requirement of whoever designed your heating and cooling system.
Clues of a deteriorating air filter
- It is greatly advised to swap out your air filter about every 90 days in order to have cleaner breathable air inside
- The filter looks like it is filled with dust and probably should be replaced real soon
- With a light behind the air filter, the light will hardly shine on the opposite side of a dirty filter
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