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Noritz Tankless Water Heaters

Updated: Nov 6, 2014
By Gary Sprague
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Noritz America Corporation produces tankless gas water heaters and water heater accessories across the United States and Japan. Noritz America is headquartered in California and is a subsidiary of the Norwitz Corporation in Japan. Noritz Corporation reported sales of $1.84 billion in 2013.

Corporate History

Noritz was founded as the Noritsu Bath Industry in 1951 in Kobe, Japan. In 1966 the company introduced its first tankless water heater, and in 1968 the company name was changed to Noritz Corporation. Noritz America Corporation was founded in Lake Forest, California, in 2002. The company's first regional branch office was opened in Atlanta, Georgia, in 2005, and a second regional regional branch was opened in Dallas, Texas, a year later. In 2007, Noritz America Corporation relocated its headquarters to Fountan Valley, California.

Product Lines

Noritz offers a variety of residential tankless gas water heaters: the high-efficiency, ecoTOUGH line; the  ProTOUGH line, which the company claims is long-lasting and designed for reliability; and the ValueSolutions line, which, according to Noritz, is more cost-effective and designed for smaller homes in warmer climates. All but one of Noritz's lline of residential tankless water heaters are Energy Star rated. The company also offers three models of stainless-steel cased commercial tankless water heaters, including the Energy Star labeled NCC1991. 

Noritz's line of water heater accessories includes a digital remote control, quick connector cord, pipe cover, and recess box. 

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Contacting Noritz

Noritz Water Heaters
11160 Grace Avenue
Fountain Valley, CA 92708

Phone: 714-433-2905


Noritz water heaters have a 12-year heat exchanger (5-year for commercial products used in a commercial capacity), 5-year parts and 1-year labor warranty. Residential products used in a commercial capacity have a 3-year heat exchanger warranty.

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