The GeneralAire 4507 is the correct replacement plastic access door for the following air cleaner models:
The GeneralAire 5MPD2025 Plastic Access Door is a replacement plastic access door for the GeneralAire MAC Series 2000 and 2020 air cleaners. The GeneralAire 5MPD2025 plastic access door allows access to the filter media held inside the cabinet. The GeneralAire 4507 is a genuine GeneralAire replacement part.
GeneralAire 5MPD2025 Plastic Access Door specifications: