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International Comfort Products PGMD30G0904 Air Filter
HVAC specialists suggest that the air filter is replaced for a clean one every 90 days or so for optimal air quality in the home. The actual size of the main system air filter choice of options due to the requirement of the manufacturer of your system. Air Filters exist in many different varieties and specific sizes, in which the one you choose will depend on your demands for clean air and air handler requirements.
General warnings of a worsening main filter
- Many pros have recommended to switch out the air filter in your unit four times a year to help prevent mold and bacteria build-up
- The air filter looks very bad and perhaps should be replaced right now
- As you face it toward a light source, it is unable to breach the other side of the air filter
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