Genuine Air Filters store has a replacement air filter for the Gree RIO ductfree mini-split air conditioner. New air filters save energy and extends unit life. Prevents indoor coil from being plugged with dirt and lint. These economical and sturdy molded filters are interchangeable and may be washed, vacuumed, and reused. Filter is made of strong and washable Polyester Mesh material. For more information visit the Genuine Air Filter Store at Genuineairfilters.com.