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
That’s an entirely different technology. A solar water heater is essentially a specialized greenhouse with tubes and no moving parts. You just need go clean them every one to 4 years.
That’s an entirely different technology. A solar water heater is essentially a specialized greenhouse with tubes and no moving parts. You just need go clean them every one to 4 years.