Solar water heaters vary in design, efficiency, capacity and price, but they all replace a good chunk of the gas or electricity used to heat water with clean, free sunlight. The three basic designs ...

Changing from gas to climate-friendly electric appliances often involves expensive retrofits. A growing list of companies offer stoves, heat pumps and water heaters that make it easier and cheaper.

An electric water heater always requires a separate 240-volt circuit; in many cases it reqiuires a 30-amp circuit breaker and 10/2 with ground circuit cable (note: 10/2 with ground means two 10 ...

Changing from gas to more climate-friendly electric appliances can involve expensive retrofits. More companies now offer stoves, heat pumps and water heaters to make it easier and cheaper. About a ...

We've tested and reviewed products since 1936. Read CR's review of the Electric Tanked water heater to find out if it's worth it.

Electric water heaters offer a greater range of sizes than gas water heaters, especially when you consider micro-sized point-of-origin (instant demand) water heaters. Electric Water Heater.

Three years ago, Ted Treadwell turned his water heater into a battery. His home in Santa Rosa, California, had relied on a ...

An international research group has investigated how PV-powered heat pumps and district heating could be combined to heat a ...

The new zero-emission water heaters and furnaces require a substantial increase in electricity usage, further challenging California’s already stressed electric grid. We know how vulnerable ...

3. Turn down your water heater . Many water heater manufacturers set thermostats at 140 degrees Fahrenheit (60 C). But in reality, most households only need it set at a maximum of 120 Fahrenheit ...

Three years ago, Ted Treadwell turned his water heater into a battery. His home in Santa Rosa, California, had relied on a gas-powered furnace and water heater for a quarter-century to stay warm ...