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Carrier FF1DNA018000AAAA Air Filter
All air filters come in many filtering levels, which all depends on your personal choice for how clean you want the air and air handler size requirements. The size of the HVAC air filter choice of options but rather a requirement of your HVAC blower system. It is recommended that the filter is changed every 90 days or so due to the filter clogging up and restricting the flow of air through the ducts.
Indications the primary air filter is in dire straights
- It is highly suggested to replace the filter every season of the year to keep the unit running efficiently
- The system filter looks dusty and maybe should be replaced right now
- Sunlight will hardly shine through a very dirty air filter
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