Takagi has been delivering innovative residential and commercial hot water solutions for over 60 years. Their line of tankless water heaters are unmatched in quality and diversity, providing the perfect hot water solution for any situation. The TK-310U-I-N features a copper heat exchanger, which helps to stabilize outgoing water temperature and reduce pressure drops compared to a standard stainless steel exchanger. The TK-310U-I-N is also designed to meet Ultra-Low NOx standards, meaning it’s good for your wallet and the environment. The included remote control gives you full control over your hot water production.