1.Metal grid exhaust filter This aluminum range hood filter is made of durable metal grid material, measures 300 x 240 x 9 mm. It is specifically designed for most leading brands of range hoods and range hood vents, provides effective filtration for longterm use. 2.5 layers of effective grease filter With 5 layers of aluminized grease, this hood filter ensures excellent filtration and helps your range hood maintain its peak performance. It effectively traps grease and prevents it from entering the ventilation system, keeping cleaner air in your kitchen. 3.Easy and convenient installationReplacing the old range hood filter is a breeze. Remove the old filter and locate the interface of the clean filter. Make sure the interface is consistent, then install the filter. It is a hassle process that saves you time and effort. 4.Promotes air circulation and eliminates odors. Designed to maintain the optimal performance of your range hood. This metal mesh exhaust filter allows for good air circulation and effectively removes unpleasant odors from your kitchen. For results, it is recommended to replace the filter every 36 months.