Comment on Heat-pump water heaters are a winner for the climate — and your wallet
orrk@lemmy.world 11 months agofundamentally, water takes the same amount of energy to heat up, no mater the time frame, most commonly the “mains showers” are cheaper to heat because many run on some combustible
Squizzy@lemmy.world 11 months ago
Yes but we are not heating water with 100% efficiency. So it’s not the same, it is cheaper and more energy efficient for me to use my air to water heater to heat water and store it than it is to burn coal to generate electricity to heat an element to bring water to the same temperature
orrk@lemmy.world 11 months ago
ya, but you have energy productions other than coal