Rinnai Tankless Water Heater (Exterior Ctwh 160k Btu 7.5 Gpm) Rus75en White - Energy Star Compliant - Metal - Assembly Required

Exterior model featuring condensing technology with two heat exchangers to maximize energy efficiency and long-lasting durability.Features:Professional installation required; call 84-GO-Rinnai for assistance.ENERGY STAR Qualified with an Energy Factor of .93 / Uniform Energy Factor of .90Save time with hot water whenever and wherever you need it, any size home, even for simultaneous uses at multiple fixturesSave energy and reduce utility costs by operating only when hot water is neededMaximum output, minimum space. Suitable for installation in non-traditional spaces such as crawl spaces and atticsAHRI and CSA CertifiedAutomatic frost protectionWi-Fi ReadyResidential warranty: Limited 12-year on heat exchanger, 5-year on parts, 1-year on labor (5-year optional on labor). Commercial Warranty: Limited 5-year on heat exchanger, 5-year on parts, 1-year on labor (2-year optional on labor)Specifications:Gas Type: Natural GasInstallation Type: Outdoor OnlyIgnition System: Direct Electronic IgnitionMax Heating Input-Natural Gas (Btu/h &kW): 160,000 BTU/hVenting Type: Concentric, Twin PipeAssembly Required.