97Percent Thermal efficient CU199 - Ultra Low NOX compliant and ENERGY STAR
Hybrid Design uses 119 gallon tank and tankless units (398,000 BTU total) to provide First Hour Delivery up to 551 gallons @ 100°F Δ T
Reduce cost of ownership with low cost component repair vs replace entire traditional system
Tank-tankless design produces no thermal stress on tank, for longer life and reduced risk of downtime or leaks