The American Metal Filter Company CI4020 is a compatible replacement for the following range hood filter:
The Imperial Cal CI4020 Comp. Range Hood Grease Filter, manufactured by the American Metal Filter Company, is a compatible replacement for the Imperial Cal CI4020 range filter. This microwave filter measures 10 5/16 inches x 19 15/16 inches x 3/8 inches and fits ducted/ductless range hoods and over-the-counter microwave models to eliminate grease in your air. Built with a durable aluminum frame and layers of expanded aluminum and aluminum foil, this grease filter is washable, so you can use it for longer.