AO Smith 199,000 BTU Condensing Ultra-Low NOx Indoor Tankless Water Heater (NG)

Features: 199,000 Btu input 96% thermal efficiency, .93 UEF Indoor/ .95 UEF Outdoor Available for Natural Gas and Liquid Propane Available in Indoor and Outdoor models Copper alloy heat exchanger Ultra-Low NOx Easy-Link capable up to 4 units Multi-Link capable up to 20 units Specifications: DW Model Number: ACT-199I / ACT-199O BTU/HR Input: 199,000 Energy Factor: 0.93 / 0.95 UEF GPM: 10 Heat Exchanger: Copper Input: Nat. Gas and Liquid Propane Dimensions Width (Inches): 17 3/4 Depth (Inches): 11 1/4" Approximate Shipping Weight (lbs.): 69 - 71 Height (Inches): 23 5/8"