In a sunny climate like we have in Portugal, it makes a lot of sense to harness the sun’s rays. Solar panels can be used to heat your water supply (or your pool during colder months), reducing your utility bills.
Photovoltaic solar panels on traditional wooden roof
What’s more, by installing Photovoltaic panels, you can store solar energy and actually sell it back to the electricity grid. Portuguese utility companies provide fantastic returns on your investment through micro-generation grants.