1. Drain your water heater of sediment to extend its lifespan and improve energy efficiency. First, turn off power to the hot water heater at the breaker box. Then, turn off the cold water supply by turning the valve clockwise. To help with the water flow, open the hot water faucet in your tub or one of the sinks. Next, connect a garden hose to the drain valve located near the bottom of your tank. Run the other end of the hose to your outdoor drainage system or backyard (you can also empty the water into a bucket if it is large enough Read more