Worry-Free Hot Water for Any Size Business

More North American businesses rely on Rinnai for hot water than any other tankless manufacturer. It's because we won't waste your time: We promise a 48-hour return on our quotes and 100% guaranteed accuracy on each custom system sizing (*NOTE). Count on worry-free ownership with the industry's most complete set of commercial services and the industry's leading warranty.

Complete Commercial Services
for Any Size Business

Customized Services

Rinnai commercial service offerings include inspections and system audits, preventative maintenance, and repairs.

All-in-One Solutions

Join National Accounts for a fully managed experience, including 24/7 emergency response and single-contact, nationwide support.

Commercial Product Solutions

Capable of meeting any demand, Rinnai commercial water heating solutions are built to save businesses money and space.

CU199 Models

Engineered for the most demanding commercial applications with temperature output up to 185º F and integrated logic that links up to 24 tankless units, the CU199 is perfect for restaurants, hotels, multi-family residences, schools and more.

Recirculation Capable

Wi-Fi Capable

View CU199 Models
CU199

CU160 Models

Engineered for the most demanding commercial applications with temperature output up to 185ºF and integrated logic that links up to 24 tankless units, the CU160 is perfect for restaurants, hotels, multi-family residences, schools and more.

Recirculation Capable

Wi-Fi Capable

View CU160 Models
CU160

Freestanding Racks

Harness all the benefits of tankless technology with preassembled freestanding racks that produce enough hot water to service any size application and still fit through a standard 32" doorway. This system is great for hospitality, multifamily, industrial, schools, dorms, and food processing.

Recirculation Capable

Wi-Fi Capable

View Freestanding Racks
Free Standing Rack

Wall-Hanging Racks

Great for food service, hospitality kitchens, laundries, and zoned systems. Replaces medium to large, standard and high efficiency tanks, small boilers plus storage.

Recirculation Capable

Wi-Fi Capable

View Wall-Hanging Racks
Wall-hanging rack system

Wall-Mount Racks

Compact design takes up less wall space and installs quickly and easily. Mounting bracket allows unit to install anywhere, even over existing wiring, cabling, conduit and piping.

Recirculation Capable

Wi-Fi Capable

View Wall-Mount Systems
Compact Wall-Mount Racks (TRX)

Made-to-Order Racks

Rinnai's Application Engineering Center of Excellence provides customized solutions to meet any business's water heating demands.

View Made-to-Order Racks
K-RAC with Kinetico

Demand Duo® H-Series

Bringing a multitude of installation options as well as an upgraded recovery pump for improved tank recovery time.

Recirculation Capable

Wi-Fi Capable

View Demand Duo® H-Series
H series

Demand Duo® R-Series

Our newest line of commercial hybrid water heaters brings the performance, versatility and reliability from Rinnai. And it's backed by the industry's best warranty.

Built-in Recirculation Pump

Wi-Fi Capable

View Demand Duo® R-Series
Demand Duo CHS199100R

Demand Duo® 2V

Combining the redundancy and performance of our tankless rack systems with the hybrid technology of Demand Duo®.

Recirculation Capable

Wi-Fi Capable

View Demand Duo® 2V
Demand Duo™ 2V
Image
Rinnai Application Engineering Center of Excellence

 

System Sizing Accuracy 100% Guaranteed

Our Application Engineering Center of Excellence will give you a system sizing and a pricing quote quickly — within 48 hours of request. The engineering team will also provide designs and system drawings for your specific project to ensure a smooth installation and coordination with other trades.(*NOTE: Infrared Heater sizing provided by Rinnai does not qualify for Rinnai’s 100% sizing guarantee.)

Get a Quote

Businesses that depend on hot water rely on Rinnai.

Latest Products & Services

What's New

Monitor with control•r™

Get App Details

Have Product Questions?

View FAQ

Get a custom solution and a professional installation for your business from our Rinnai experts.