The Reznor® model UDX gas-fired unit heater is designed to provide safety, comfort, and efficiency to industrial, commercial, and residential buildings. This unit heater is equipped with a range of heating capacities, allowing customers to optimize their cost and capacity requirements. At the core of this unit heater lies the TCORE2® titanium stabilized, aluminumized steel heat exchanger. The Reznor Robust™ design ensures durability and optimal performance. The UDX universal unit heater also offers a two-tone, scratch-resistant paint, clean rounded corners and edges, and hidden screws and fasteners. The modern design and sleek appearance make them suitable for both industrial and residential environments. Features: Range of heating capacities to optimize cost and capacity: 30,45, 60, 75, 100, 125, 150, 175, 200, 225, 250, 300, 350, and 400 MBUH All sizes are certified for industrial/commercial use. Models 55, 85, 110 are certified for residential applications such as workshops and garages Two-tone, scratch-resistant paint; clean, rounded corners and edges; hidden screws and fasteners provide a modern, stylish appearance Reznor Robust ™ design including TCORE2® titanium stabilized, aluminized steel heat exchanger Bright status light, hinged access door, and error code display on the control board enable easy service and maintenance Sealed control compartment houses all electrical components Vibration/noise isolated fan and venter motors designed for low noise operation Reliability built in and backed by industry-best warranty Specifications: Manufacturer: Reznor Manufacturer Part Number: UDX-100 Amperage Rating: 3.9 A Capacity: 100,000 BTU/hr Finish: Glossy White Flow Rate: 1361 cfm Frequency Rating: 60 Hz Fuel Type: Natural Gas Gas Connection: 1/2 in Mounting Type: Ceiling Temperature Rating: 50 to 60 deg F Type: Power Vented Voltage Rating: 115 VAC