Tankless Water Heaters
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

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
Direct Vent Furnace

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

The Rinnai Hydronic Air Handler System easily integrates with select tankless water heaters or boilers to deliver energy-efficient warmth.
Accessories

Boiler Venting & Accessories

Direct Vent Furnace Accessories
Electric Water Heating
New at Rinnai

Rinnai Press Releases

Get the latest news from Rinnai and stay up-to-date on our products, our services, and our people.

March 2, 2010

Rinnai Corporation, manufacturer of the no.1 selling brand of tankless gas water heaters in North America, recently announced the winners of the company's annual Authorized Service Provider of the Year Awards.

February 3, 2010

Rinnai Corporation, manufacturer of the number one selling brand of tankless gas water heaters in North America, is proud to announce that four products from its energy efficient, lifestyle-enhancing portfolio are featured in the HGTV Dream Home 2010.

Rinnai Press Releases

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