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water heating, energy-efficient
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- Reduce your hot water use
- Lower your water heating temperature
- Insulate your water heater tank
- Insulate hot water pipes
- Install heat traps on a water heater tank
- Install a timer and use off-peak power for an electric water heater
- Install a drain-water heat recovery system
Related entries
- Choosing a water heater
- Water heating costs, estimates, and comparisons
- Water heater energy efficiency
- Water heater fuel types
- Water heater sizing
Related category
• HEATING TOPICSAlso on this site:
Encyclopedia of Science
Encyclopedia of History