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Carrier FF1DNA030075AAAA Air Filter
It is highly recommended that the air filter is swapped out every 90 days or so to maintain the best air quality throughout the home. The actual size of the main system air filter personal choice because it is based on the declared size of whoever designed your heating and cooling system. Filters are made in lots of types and sizes, depending on your demands for clean air and whether anyone suffers from allergies in the home.
Symptoms your filter is failing
- With a light behind the air filter, the light cannot penetrate through a very dirty air filter
- It is recommended to switch out the air filter in your unit about every three months so as to have cleaner breathable air
- The air filter looks brown and could be replaced without delay
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