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• S553-450 OBSOLETE

• Filter Door Assembly-Stainless

Bard part number S553-450 is an OEM stainless filter door assembly used on select Bard wall mounted packaged HVAC units to close and secure the return air filter access opening. A properly fitting filter door helps keep the filter seated correctly so air is pulled through the filter instead of bypassing around it, which supports cleaner coils, steadier airflow, and more consistent system performance. This replacement is built to Bard specifications for correct alignment with the factory filter rack and cabinet opening, making it a reliable choice when the original door is damaged, missing, or no longer latching as it should. Verify your unit model and serial to confirm application before ordering.