Installing your Air Filter
For maximum effectiveness, we recommend you change your 1" filter at least once every three months and your 4"+ filters at least once a year.
A few simple steps
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Remove packagingRemove plastic packaging and paper insert from filter, leaving cardboard frame intact.
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Point arrows towards blower motorFind the airflow arrow and point it toward the AC/heat blower.
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Wall unit: place filter in Unit -
Central unit: slide filter into unit
Get Filter Change Reminders with the Filtrete™ Smart App.
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