How to Determine Correct Furnace Filter Direction

A furnace filter has one side that allows it to “breath” fresh air through, while the other side traps dust and particles from the air. If improperly installed, the filter will inhibit air flow forcing your HVAC system to work harder. The result is not only a less efficient unit but could potentially damage your HVAC system. Find out more: https://www.althoffind.com/

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