Air Conditioner Grille Material: Aluminum Alloy Color: White or Gray ... widely used in ceiling,side wall, sidewall, door, air conditioner application, in broadcast room, hospital, theater,guest room ... ' request.Specification and Performances Table for Air Conditioner Grille:Neckpart Windspeed(m/s) 2 3 4 5 6 Static Pressure Loss ... , their performances data are equivalent as well Air Conditioner Grille