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Lennox XP19-048 Air Filter
Lennox XP19-048 filters come in a wide array of styles and sizings, which depends on your particular desire for cleaner air and whether anyone suffers from allergies in the home. Exact measurements of the air filter can not be a personal choice because it is based on the declared size of your system. It is advised the your furnace filter is exchanged for a new one every 3 months for optimal air quality throughout the home.
Main clues your Lennox air filter is in need of replacing
- If you hold it up to the light, it will not infiltrate to the opposite side of a completely clogged filter
- The main filter looks gross and it would be a good idea to replace it immediately
- It is suggested to swap out your air filter every three months for clean air inside the house
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