The American Metal Filter Company 4393791 is a compatible replacement for the following microwave filters:
The Whirlpool 4393791 Comp. Range Hood Air Filter, made by the American Metal Filter Company, is a compatible replacement for the Whirlpool 4393690 and 4393791 aluminum range hood filters. Built with an aluminum frame surrounding a layer of expanded aluminum and polysorb carbon, this compatible Whirlpool range hood filter can be used in ductless range hoods and over-the-counter microwaves to remove odor in the air. This disposable range hood filter measures 5 3/4 inches x 12 1/4 inches x 3/8 inches.