1636 West 75th Avenue
Vancouver, BC V6P 6G2

(604) 263-0323

RUC98i Ultra Series

RUC98i (REU-KBD3237FFUD)

Ultra Series Tankless Water Heater


NOW WITH MORE VENTING OPTIONS RIGHT OUT OF THE BOX!

Rinnai Ultra Series Tankless Water Heaters deliver innovation and technological leadership in condensing tankless water heating design. Providing homeowners with an endless supply of hot water, energy savings, a space saving design and environmental benefits, Rinnai offers ease of installation now with more venting options right out of the box. As the only manufacturer to offer both concentric and twin-pipe PVC venting, no adaptor is necessary to give you double the venting options on every installation. One unit. Two venting options. From one project to the next, with the RUC line of Ultra Series Tankless Water Heaters the freedom of choice is yours … right out of the box.

SAVES TIME

Delivers an endless supply of hot water whenever and wherever it’s needed – simultaneously to multiple fixtures.
The ONLY manufacturer to offer both Concentric and PVC, providing more venting options right out of the box saving you time, money and the best flexibility to get the job done fast.

SAVES MONEY

Up to .96 Energy Factor (ENERGY STAR® qualified)

SAVES SPACE

Similar in size to a carry-on suitcase, our space-saving design allows installation almost anywhere.

GREEN

Earth-friendly technology produces lower CO2 emissions which contribute to cleaner air and a healthier environment.

Specifications

Dimensions

Width: 18.5 inches (469.6 mm)

Height: 26 inches (660.4 mm)

Depth: 10 inches (254 mm)

Weight

61.7 lbs (28.0 kg)

Installation Type

Indoor

Minimum/Maximum BTU

15,200 / 199,000 Natural Gas and Propane

Energy Factor

0.95 for Natural Gas and Propane

Temperature Range

Residential: 98°F - 140°F (37°C - 60°C)

Commercial: 98°F - 185°F (37°C - 85°C)

Minimum Activation Rate

0.4 gpm (1.5 lpm)

Flow Rate (70° / 50° Temperature Rise)

5.5 / 7.7 gpm (20.8 / 29.2 lpm)

Hot Water Flow Rate Range

0.26 - 9.8 gpm (0.98 - 37.1 lpm)

Controllers

Standard: Integrated

Optional: MC-195T-US, MC-100V-1US, BC-100V-1US, MCC-91-2US

Ultra Low NOx

Yes

Warranty (Residential)*

Limited 12-year on heat exchanger, 5-year on parts, 1-year on labor (5-year optional on labor)

Warranty (Commercial)*

Limited 5-year on heat exchanger, 5-year on parts, 1-year on labor (2-year optional on labor)

Mobile Home Certified

Yes

Valves Shipped in Box

Yes

High Altitude Approved

Up to 10,200 ft. (3,109 m)

Certifications

AHRI, CSA, Energy Star®

Venting Options

Concentric or PVC / CPVC

Tankless Rack System (TRS/TRW) Compatible

Yes

1/2" Gas Line Compatible

Yes