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International Comfort Products PGF042K100A Air Filter
Professionals in the industry advise the your furnace filter is swapped out every 3 months to maintain the best air quality through the ducts. The height, length and width of the HVAC air filter choice of options but rather a requirement of your air handler. All air filters come in a wide array of filtering types depending on your desire for cleaner air and the specific size of filter you need for your system.
Key signs of a bad filter
- The air filter looks dusty and perhaps should be replaced right away
- Sunlight cannot permeate to the other side of the air filter
- It is suggested to swap out your air filter about every three months to help clean the indoor air
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