8 Drought-busting ideas for your home: Keep the hot water flowing without the waste: Invest in a recirculation pump or a tankless hot water heater « Inhabitat – Green Design, Innovation, Architecture,
Rinnai REP199iP REP Model Series High Efficiency Non Condensing includ — Big Frog Supply
Rinnai Super High Efficiency Plus 11 GPM Residential 199,000 BTU/h Interior Propane Gas Tankless Water Heater RSC199iP - The Home Depot
Rinnai REP199iN Smart-Circ Non-Condensing Natural Gas Tankless Water Heater with Built-In Recirculation Pump, Up to 7.9 GPM, Indoor Installation, 199,000 BTU - - Amazon.com