Contains high quality activated carbon granules to remove unwanted smoke, odor and grease deposits from your kitchen area This filter is suitable for use in recirculating range hoods Available for decorative range hoods and most of standard models This filter helps make your kitchen clean, hygienic and pollution-free For optimal performance it is recommended that your filter(s) are replaced every 6 months for normal use and more often for heavy use FREE Delivery by Teka 1 year warranty by Teka