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Lennox CB30U-31 Air Filter
HVAC specialists suggest the your furnace filter is exchanged for a new one four times a year due to the filter clogging up and restricting the flow of air throughout the home. The actual size of the HVAC air filter optional choice but rather a requirement of your HVAC blower system. Lennox CB30U-31 filters come in many filtering types which depends on your particular air quality needs and the specific size of filter you need for your system.
Symptoms of an ineffective primary air filter
- Many pros have advised to swap out your air filter every season of the year to keep the air inside clean and free of harmful dust
- The air filter looks gross and could be replaced right now
- If you were to lift up the filter, the light will almost not shine through a completely clogged filter
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