Solar panels are usually sold with 25 to 30 years of performance promises. But what happens after that, when the warranty language is long gone and you are
What’s funny is it’s enough energy that a heat pump water heater + solar ends up being more efficient than a solar water heater. Especially in a warm environment.
20% of a looot of energy is still a lot though
What’s funny is it’s enough energy that a heat pump water heater + solar ends up being more efficient than a solar water heater. Especially in a warm environment.