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Goodman GKS90453BXAC Air Filter
Professionals in the industry advise that the air filter gets replaced every 90 days or so as to maintain good airflow throughout the home. The actual dimensions of the filter is not a choice of options because of the constraint of your furnace or handler. Air Filters are available in many varieties and specific sizes, in which the one you choose will depend on your choice for how clean you want the air and the specific size of filter you need for your system.
Major clues your main filter will soon need to be replaced
- The unit air filter looks dusty and probably should be replaced immediately
- Professionals have advised to swap out your air filter every three months for clean air inside the house
- If you were to lift up the filter, the light will not shine through a completely clogged filter
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