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Rinnai is the industry leader in creating custom-engineered water heating solutions built around customers’ needs.
Application Engineering Center of Excellence
Our team of application engineers is available to provide quotes, size your system and provide designs for your specific project — all at no charge and backed by our 100% system sizing guarantee.
Enjoy the flexibility to choose the unit that works best for your business. Rinnai tankless water heaters are available with natural gas or propane fuel options, can be installed inside or outside, and have various venting options, including PVC and the Rinnai common vent system.
Get a custom solution and a professional installation for your business from our Rinnai experts.