12PCS Cooker Hood Filter Paper Non-woven Extractor Fan Filter Universal Grease Filters Range Hood Fi Gift ZMYX 1. Regularly filtering out the oil fume is beneficial to prolong the service life of the oil smoke machine. By removing the old food particles remaining in the oil, the risk of bad food in the oil is reduced. 2. Practical filter: This oil filter paper can prevent grease from entering the microwave ventilation system, is easy to clean, and does not block the ventilating machine; it is recommended to replace the filter paper on the microwave oven regularly to prevent grease from entering the microwave ventilation system. 3. Reduce peculiar smell: This lampblack machine filter paper can absorb harmful smoke, effectively block grease and oil mist from cooking, prevent oil smoke from spreading, and save fresh air for your home. Use filter paper to help remove peculiar smells, such as smoke and unpleasant tastes in cooking oil used in the kitchen. 4. The oil filter paper must be kept in good condition to make your range hood work effectively, so please replace the used range hood filter paper regularly after 2-4 weeks at a timeof use to ensure that your range hood works efficiently. 5.Perfect for: Restaurants, snack stands, fast food dining establishments, carnival concession stands or anywhere a deep fryer is used! Package includes: 12 x Cooker Hood Filter.