Rinnai Customer Support
Whether you have a question about a Rinnai gas appliance, need support or would just like to give us some feedback, we’re happy to hear from you.
We may already have the answer to your question online. Our FAQ or Product Facts Section may be able to quickly answer your question. If not, please send us a message so we can help you.
Send us a message by filling out the form below or call our Customer Care team at 1-800-621-9419. We are available Monday through Friday, 8 a.m. to 8 p.m. EST.