Understanding Water Heater Sizing
Proper sizing ensures adequate hot water supply while maximizing efficiency.
- Peak Demand Maximum hot water needed during busy periods.
- Recovery Rate How quickly the tank heats new water.
- First Hour Rating Hot water available in first hour of use.
- Energy Factor Overall energy efficiency rating.
Common Tank Sizes
30-40 Gallons
1-2 people
40-50 Gallons
2-3 people
50-60 Gallons
3-4 people
60+ Gallons
5+ people
Energy Efficiency Tips
- Insulation Add tank and pipe insulation.
- Temperature Setting Set to 120°F for efficiency.
- Maintenance Regular flushing extends life.
- Usage Patterns Space out high-demand activities.