Tired of waiting for your hot water? Ask Google to start your Rinnai Tankless Water Heater's recirculation system for faster hot water. Imagine how much water is wasted down the drain while you wait for your shower to warm up every day. Well, wait no more! \n\nAll Rinnai recirculating models manufactured after 2012 may take advantage of this Google integration. Not sure if you have a compatible model? Visit rinnai.us to look up your model number or contact Rinnai's Customer Care at 800-621-9419.\n\n*Requires Rinnai's Control-R accessory for connectivity