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Lennox XP14-060 Air Filter
The main filter can filter out a lot of contaminants and other particles from the air handler as well as the home. It is advised that the air filter is exchanged for a new one every 90 days or so to maintain the best air quality in the home. The height, length and width of the air filter can not be a choice you make because of the constraint of your air handler.
Major indications the air filter is in dire need of a replacement
- Professionals have advised to swap out your air filter every 90 days in order to keep the air free from too much dust
- The filter looks like it is filled with dust and should be replaced without delay
- If you were to lift up the filter, the light cannot break through to the other side of a clogged air filter
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