Essentially, it allows the water heater to get much hotter during times when solar energy is available, and lets it drop to lower values before running the heater on utility electricity during ...

Energy-efficiency and clean energy projects like insulation, solar, and heat pumps can bring you thousands in federal and ...

Nexol Photovolthermic AG has developed a new hybrid solar water heater for residential use, offering 1.5 kW of heating output ...

Build a better product! I moved into a house in July ... Types: Rheem offers gas, electric, hybrid heat pump, point-of-use, solar and tankless water heaters with capacities ranging from 20-gallons ...

Triple Solar BV has developed a residential photovoltaic-thermal (PVT) heat pump that uses waste heat from PV modules, ...