Manufacturer Trade Model Number - U.S.: RX180iN;Product Depth: 11.4 inch / (291 mm);Product Height: 30.11 inch / (762 mm);Product Width: 18.5 inch / (470 mm);Product Weight: 55 lb / (24.5 kg);Gas Type: Natural Gas;Installation Type: Indoor;Recirculation Capable: Yes;Residential ENERGY STAR: Yes;Uniform Energy Factor (UEF): 0.98;Domestic Hot Water Flow Rate (Maximum): 10.0 GPM / (38 L/min);Wi-Fi Capable: Yes;SCAQMD Approved: Ultra Low NOx