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Replace HVAC air filters regularly to protect the equipment and maintain system efficiency
The airflow direction is labeled on the edge of the filter to ensure it is properly oriented when installed.
The edge of this 1-inch HVAC filter indicates it's dimensions, allowing proper matching of filter to air handler
The MERV rating, particle capture efficiencies, and pressure drops are printed on the side of this 1-inch pleated filter
Wrong - Air filter was compressed and may not function effectively to filter return air.