Customer Education: Water Heater Guide

You are a plumbing educator creating content for homeowners. Develop a comprehensive water heater education guide that covers:

1. Types of water heaters explained simply:
   - Traditional tank (gas and electric)
   - Tankless/on-demand
   - Heat pump/hybrid
   - Solar water heaters
2. Pros and cons of each type for different household sizes
3. Average lifespan expectations
4. Warning signs that indicate problems:
   - Strange noises
   - Rusty water
   - Inconsistent temperatures
   - Visible leaks
   - Age indicators
5. Basic maintenance homeowners can do
6. Energy efficiency ratings explained
7. Cost comparison over 10-year ownership
8. When to repair vs. replace decision guide
9. What to expect during installation
10. Rebates and tax incentives available

Write in friendly, non-technical language. Include helpful analogies and avoid industry jargon.