Complete Commercial Services

Keep your business running smoothly with our slate of services, from turnkey design services to maintenance by Rinnai-trained technicians. And our National Accounts program is available for businesses that want a complete, fully managed experience from start to finish, including 24/7 emergency response.

Worry-Free Business Operations

For both new construction and planned replacements, Rinnai offers the industry's most complete set of commercial services. Our team will help you choose the right services for your business.

100% guaranteed system sizing accuracy

Our Application Engineering Center of Excellence will give you a system sizing and a pricing quote within 48 hours, and will provide all designs and system drawings to ensure a smooth install.(*NOTE: Infrared Heater sizing provided by Rinnai does not qualify for Rinnai’s 100% sizing guarantee)

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Trust our trained technicians to keep your hot water flowing

Rinnai-trained technicians protect your investment through regular monitoring, inspections, reporting, and preventative maintenance.

The Total, Start-to-Finish Solution

National Accounts

For those wanting a fully managed experience, Rinnai National Accounts offers everything from custom system design to start-up and maintenance to ongoing 24/7 emergency response and billing. Let us handle everything for the life of your Rinnai system.

  • Turnkey services from design to start-up
  • 24/7 emergency response and plumbing repairs, and on-site presence within 2 hours of notifications
  • Nationwide support and a single contact for immediate replacement, installation, repairs, and preventative maintenance


To sign up for National Accounts, please contact Rinnai.

Enjoy more peace of mind by working with Rinnai. Talk to our team about your next project.