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Lennox CB28UH-036 Air Filter
All air filters come in a wide array of filtering levels, in which the one you choose will depend on your choice for how clean you want the air and whether anyone suffers from allergies in the home. It is advised that the filter gets replaced every 90 days or so because the filter can get clogged and may result in poor air flow inside the house. The actual dimensions of the main system air filter personal choice because of the constraint of your system.
What are the signs that the Lennox air filter is not doing its job?
- If you hold it up to the light, it will not show through the air filter
- The system air filter looks gross and should be replaced as soon as humanly possible
- It is highly recommended to swap out your air filter every 90 days to help prevent mold and bacteria build-up
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