This HEPA and carbon air filtration cartridge set is designed to last two to three months with normal usage. It removes grease particles from the air, which will reduce unpleasant cooking odours. It comes with instructions for how often the filter should be changed.
The kit comes with one 11.5" x 10.5" x 1.75 white carbon filter, and one 11.75" x 10.5" x 1.6" metal HEPA filter. This item ships from Canada.