Can I use a storage tank with Rinnai tankless water heating commercial solutions?
Yes, you can combine the traditional tank with a tankless water heater. The Demand Duo is a hybrid solution combining the best features of both the tankless water heater and a storage tank. Depending upon your specific application the Demand Duo may be a option for you. Please consult with Rinnai’s Applications Engineering Team at 800-621-9419 or firstname.lastname@example.org to determine the best solution for your project. We are here to help.