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Lennox HPXB15-024 Air Filter
It is recommended that the filter is exchanged for a new one every 3 months so as to maintain good airflow through the ducts. The size of the air filter can not be a choice you make because it is based on the declared size of the manufacturer of your system. Lennox HPXB15-024 filters exist in many different filtering types which depends on your particular choice for how clean you want the air and air handler requirements.
Major symptoms of an unhealthy dust filter
- With a light behind the air filter, the light does not show on the other side a clogged air filter
- Manufacturers have suggested to replace the filter every 90 days in order to have clean air running through the unit
- It looks gross and maybe should be replaced as soon as you can
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