Designed to help protect the drives and other internal parts from dirt and dust
This round metal ceiling grill fits easily with 8" speaker
White painted metal assists in reducing the chances of color fading
12" white painted metal grill resists fading and is easily cleaned. Accepts standard 8" speaker (EIA). Overall diameter 13", screw hole center-to-center diameters of 11-1/4" and 7-5/8".