How can I effectively flush sediment from my water heater?

To effectively flush sediment from your water heater, follow these steps:

1. Turn off the power or gas supply to the water heater.
2. Connect a garden hose to the drain valve at the bottom of the heater.
3. Open a hot water faucet in the house to allow air into the system.
4. Open the drain valve and let the water and sediment drain out.
5. Close the drain valve, refill the tank, and turn the power or gas supply back on.