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| Proudly made in the U.S.A. | MN900-500
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Installing the SecureAire Air Purifier: Upflow Furnace Example
Step Four: Insert the new replacement filter.
Insert the new filter making sure that the replacement filter seats against back of the SecureAire cabinet
and the airflow arrows on the filter are pointing in the direction of the airflow.
Step Five: Re-attach the front door and turn system power on.
The SecureAire Air Purifier filter replacement is now complete!
