The NuTone 27140-000 Compatible Grease is the correct compatible replacement for the following:
The NuTone 27140-000 Compatible Grease Range Hood Filter is a standard compatible range hood filter made by American Metal Filter Company that removes grease from kitchen air. This filter is used in ducted and ductless range hoods, as well as over the counter microwave ovens.
American Metal Filter RHF0401 Range Filter Specifications:
The American Metal Filter RHF0502 Grease Range Filter is washable for extending the life of the filter and constructed with an aluminum frame surrounding layers of expanded aluminum and aluminum foil.