The NCC199CDV condensing tankless water heater is ENERGY STAR certified and has a thermal efficiency rating of 98%.
Two austenite 316L stainless steel heat exchangers resist corrosion to maximize the equipment’s lifespan. Maximum input of 199,900 BTUs per hour and maximum flow rate of 11.1 gpm.
Approved for commonventing up to 6 units in commercial applications, which means fewer penetrations, less work needed for installations and lower material costs for vent pipes.