Noritz ecoTOUGH NRC98

Noritz ecoTOUGH NRC98

The ENERGY STAR rated NRC98, Noritz's brand new ultra-high efficient condensing model, demonstrates its ongoing commitment to the green movement by expanding its newest tankless water heater product line: the ecoTOUGH Series of high efficiency, easy-to-install, gas-fired condensing tankless water heaters.

Offering a maximum input of 180,000 BTU per hour, the NRC98 Tankless Water Heater is designed to fully meet the domestic hot water needs of northern residences with two bathrooms and sourthern homes with three baths.


Super Efficient - DOE Energy Factor of 0.92 (Natural Gas)/0.94 (Propane)

12 year warranty - Longer coverage than competition, 12 years on heat exchanger, 5 years on parts, 1 year labor

Installation flexibility - PVC or CPVC piping. The less costly, zero clearance plastic piping enables longer vent runs up to 62 linear feet. Built-in PVC adapter for either 3" or 4" PVC or CPVC.

Stable Temperature Control - No need for a buffer tank to stabilize temperature. Therefore, no stand by heat loss

Low Pressure Loss - Norirtz provides a better shower experience across a wide range of water pressures.



Home Size

Southern climate: 3 bathrooms 
Northern climate: 2 bathrooms

Indoor Unit Dimensions

24.2” (H) x 18.3” (W) x 9.4” (D)

Outdoor Unit Dimensions

24.2” (H) x 18.3” (W) x 9.4” (D)


58 lbs.

Gas Consumption
(NG & LP)

Max: 180,000 btuh
Min: 16,000 btuh

Capacity Range

0.5-9.8 Gal./min.

Energy Factor

0.92 (NG) 0.94 (LP)

Thermal Efficiency


Temperature Settings

100-140°F (In 5°F intervals) (9 Options)


Remote controller & cord, Anchoring Screws