Main Material :: American Douglas pine, Pinus sylvestris Russia, steel, sound-absorbing panels, aluminum panels, ceiling, waterproof insulation materials, resin Milwaukee this configuration: inset double Medallions, switches and sockets, circuit standard device: countertops, drawers, keyboard, stainless steel rack air conditioning, air conditioning outlet, electric control box, lighting installation configuration: static flooring, lights, ventilation fans, the host computer tray