Noritz America does not make any “tank” style water heaters. All our water heater are tankless water heaters.

Noritz is the #1 manufacturer of tankless water heaters worldwide and has been in the industry for over 50 years. Customers trust Noritz because due to our superior comfort, quality, and support. Advances in our heat exchanger3 and burner technologies have increased efficiency and temperature control, ensuring comfort for our…

All single vent (SV) units and converted DV units (utilizing SV-CK3) are not allowed in mobile home installations. For direct vent1 (DV or DVC) and Outdoor (OD) model applicability, refer to the information below: NOT PERMITTED: NC380 NC1991 NCC1991 NRC1111 NRC98 NR981 NR83 NRC663 (EZTR40) NRCP982 NRCP1112 PERMITTED: NRC711 NRC661…

The water connections on all Noritz tankless water heaters are 3/4″ with the exception of the NC380, which is 1″. To ensure the maximum performance of your tankless water heater, it is recommended that the water line is sized accordingly with the product installed. If a 1/2″ copper water line is…

Reverse osmosis water cannot be used with Noritz tankless water heaters. RO water will eat away at minerals in the copper heat exchanger1. Over time the copper heat exchanger will develop pinhole leaks. Noritz recommends the H2flow or Scaleshield products to effectively mitigate against scale2 build-up. H2Flow and Scale Shield…

Where to buy? Noritz sells through professional distribution only, not directly to end users. End users should contact a professional contractor or plumber to install their Noritz product. Visit https://www.noritz.com/home-owners/find-an-installer/ to locate a Noritz qualified installer nearest to you. Applicable Models Models: ALL MODELS

A condensing heater passes hot flue gases through a secondary, stainless steel heat exchanger1 to preheat the inlet water temperature. The exhaust gas is cooled and steam in the exhaust gas condenses on the vent surface. A condensing tankless2 heater is more efficient because of this pre-heating process. Our condensing…

Although not recommended, heaters can be painted as long as safety labels and vents are not covered. Applicable Models Models: ALL MODELS

The freeze prevention will work as long as there is electrical power. Do not install unit outdoors in climates where temperature falls below – 4 Degrees F in the absence of wind. Do not install indoors where-in outside temperature falls below – 30 degrees F. (Please be advised, some models…