Adjusting the temperature of your water heater isn’t just about comfort, it can also improve safety and reduce your energy bills. Here's how to do it.

The IK-WV valve kit needed for installation ... temperatures are low. When the water temperature protection reaches 176 degrees Fahrenheit, this tankless heater shuts off automatically.

Water heating is the second-largest energy cost for U.S. households. But you can save with a more efficient water heater, ...