|  Take a long shower, with hot water to spare for other light uses. The 6.6 is an excellent hot-water solution for the average 1- and 2-bath home. It will support one shower plus additional household use at the same time. Features Continuous hot water on demand Energy-saving design Energy efficiency-30% more efficient than tank-type water heaters Compact, space-saving design Self-diagnostic program UMC-117 Main Digital remote control Remote control displays adjustable temperature settings Exclusive film wrap overheat limiter May be installed as part of a circulating water system Built-in electric blower on all models Double the performance with DUOnex 2-to-20 unit systems with MIC-180 Controller Extensive diagnostics and error display Specifications  The 25-R features top-of-the-line safety features such as Carbon Monoxide Safety Heat Exchanger Overheat Protection Flame Failure Anti-boil Protection Anti-scald Protection ICAD, or proprietary system to monitor and optimize combustion Overheat Limiter Wrap. Resin film that surrounds the heat exchanger Three separate flame rods to monitor flame failure Temperature sensor Bath Controller maximum temp 120 degrees F When on, Bath controller takes priority over others While hot water running, Bath Controller max temp cannot be raised above 112 degrees F Residential Warranty 12-Year Limited Warranty on Heat Exchanger 5-Year Limited Warranty on Parts Note: These units are designed to meet or exceed ANSI (American National Standards Institute) requirements and have been tested according to D.O.E. test procedures and meed or exceed the energy efficiency requirements of NAECA, ASHRAE standard 90, BOCA Code and all state energy efficiency performance criteria for energy consuming appliances. |