Tankless Water Heating
Commercial-grade units with the industry's best warranty.

Learn About Tankless Tankless Truths™
Condensing

Rinnai’s super high-efficiency models offer sleek design, maximum output and an array of features ideal for the hot water demands of large homes.

RX Models

RXP Models

RUS Models

RUCS Models

Non-Condensing

For small- to medium-sized new homes or remodels, Rinnai’s high-efficiency models are affordable, compact units you can count on.

RE Model Series

REP Model Series

V Model Series

Accessories

Rinnai Central™ mobile app

Smart-Circ™ Recirculation

Venting & Accessories
Home Heating
Condensing Boilers

Rinnai Condensing Boilers deliver more efficient home heating than traditional boilers, while also providing domestic hot water.

I-SERIES Plus

Optional

Boiler Venting & Accessories
Direct Vent Furnace

Rinnai Direct Vent Furnaces use modulating technology to create energy-efficient warmth for the whole home.

Direct Vent Furnace Accessories
Vent-Free Fan Convectors

Rinnai Vent-Free Convectors push heat to the farthest reaches of the room, evenly warming larger spaces and maximizing cost-savings.
Hydronic Air Handler

The Rinnai Hydronic Air Handler System easily integrates with select tankless water heaters or boilers to deliver energy-efficient warmth.
Electric Water Heating
New at Rinnai

Wireless Controls

Connect your Rinnai tankless water heater from virtually anywhere using your local WiFi network and the free Rinnai Central™ mobile app.

Optional | Sold Separately

RWM200

Hot Water Recirculation Scheduling at Your Fingertips

After downloading the Rinnai Central™ app and connecting to the RWM200 Wireless Module (sold separately), Homeowners can experience the ultimate in accessibility, convenience, and control:

Activate recirculation schedule (pump-enabled models only)
Adjust water temperature
Check real-time water heater status
Receive maintenance alerts
Activate vacation mode to save energy when away for extended periods

Mobile app Details

RPB200 Recirculation Push Button

Mounted in a convenient location, near a kitchen faucet or bathroom sink, Rinnai’s Recirculation Push Button activates the tankless water heater recirculation pump by simply pressing the button. Use up to 5 buttons at multiple locations.