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

RSC Models

RU 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

RL Model Series

RLX 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

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
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Coming Soon: RE•Series Tankless Water Heaters

Coming in summer 2022 - The First and Only Non-Condensing Unit with a Built-In Pump and Featuring Smart-Circ™ Intelligent Recirculation.