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International Comfort Products PGF048H080F Air Filter
It is suggested that the filter is replaced for a clean one four times a year to maintain the best air quality inside the house. The dimensions of the filter is not a choice you make due to the requirement of your HVAC blower system. Filters exist in many different filtering levels, which all depends on your personal choice for how clean you want the air and the specific size of filter you need for your system.
Easy warnings of a poorly working dust filter
- It is greatly recommended to replace your air filter four times a year to keep the air inside clean and free of harmful dust
- The filter looks dirty and it would be a good idea to replace it right away
- When you hold the filter up to the light, it cannot shine through a very dirty air filter
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