The one electric unit is available in 40 and 50 gallon capacities, with a .95 energy factor. Learn more about your home's heating and cooling system with our guides, how-to's, FAQ's, tips and more. Rheem RTG-70DVLN-1 Indoor Natural Gas Tankless Water Heater. Contact a top-rated local expert to help with all of your home's HVAC needs. The Rheem 240V Heating RTEX-13 Residential Tankless Water Heater is compact so it can be placed just about anywhere. Find out more about our number one choice below. Another great safety measure is the Overheat Film Wrap which prevents the unit from potentially overheating. And with Rheem G100-200 Natural Gas Universal Commercial Water Heater, it seems to have struck out. One way to extend the life of your Rheem water heater and keep it running efficiently is to periodically drain and flush the tank. This particular unit is 99.8% energy efficient, which is one of the main reason it earns our top spot. Rheem 240V Heating Chamber RTEX-13 Residential Tankless Water Heater Review. The 180,000 BTU Natural Gas Tankless Water Heater is designed to supply continuous hot water for up to 2 to 3 bathrooms at the same time. All tankless units have a minimum flow rate which must be achieved before the water heater will start heating water. What is that saying about your product. Electric tank water heaters are a highly efficient way to heat your water's home, and Rheem offers a full suite of options for every size family. They provide continual and instant hot water. Find both gas and electric tankless water heaters so you can fuel your model with whatever you have readily available. All models of the Performance Plus have a self-powered diagnostic control system with troubleshooting codes. Shop this Collection (450) Model# ECO160XLP3-1. Electric Tankless Water Heaters - Rheem also offers a wide selection of electric tankless water heaters. I install Rheems professional line. It’s also a huge waste of significant money. Day four with no hot water. To watch the Rheem 240V 3 Heating Chambers RTEX-27 Residential Tankless Water Heater Review on YouTube, click here. Gas Valve: Performance Series have a Honeywell gas control within a plastic case.