What are the best practices for hot water tank maintenance to ensure its longevity and efficiency?

To ensure the longevity and efficiency of a hot water tank, it is important to follow these best practices for maintenance:

1. Regularly flush the tank to remove sediment buildup.
2. Inspect and replace the anode rod as needed to prevent corrosion.
3. Check for leaks and repair them promptly.
4. Insulate the tank and pipes to improve energy efficiency.
5. Set the temperature to a safe and efficient level.
6. Schedule annual professional maintenance to ensure optimal performance.