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Carrier 38CQ Air Filter
It is advised the your furnace filter is swapped out every 3 months to maintain the best air quality through the ducts. The filter should filter a lot of contaminants and other fine particles from the furnace. The dimensions of the HVAC air filter personal choice due to the constraint of the availability of room of whoever designed your heating and cooling system.
Signs of an ailing air filter
- It is greatly recommended to switch out the air filter in your unit about every 90 days for to keep the air inside the house cleaner
- Filter looks brown and crammed with dust completely
- As you face it toward a light source, it is unable to show on the other side a clogged air filter
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