The NEW APC SL-2000-P Conventional Duct Smoke Detector is a high-quality fire protection equipment manufactured in the United States. This smoke detector, with model number 11223574, is designed to fit conventional duct systems and is compatible with APC brand systems. It features a gray color, dimensions of 7" in height, 17" in length, and 7" in width, making it easy to install in any facility for optimal fire safety. With free shipping included, this smoke detector offers reliable protection and peace of mind for any business or industrial setting.