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Whirlpool ATR1243SPP0 Air Filter
It is advised the your furnace filter is exchanged for a new one every 3 months to maintain the best air quality inside the house. The dimensions of the air filter can not be a choice you make because of the constraint of whoever designed your heating and cooling system. Air Filters exist in many different filtering levels, in which the one you choose will depend on your desire for cleaner air and air handler requirements.
Major signs the primary air filter is in dire need of a replacement
- It is greatly advised to replace your air filter four times a year to help purify the air indoors
- The unit air filter looks gray or brown and the best thing to do would be to replace it without delay
- Sunlight does not show through a dirty filter
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