If you live in South Florida, find a pressure washing company that knows how to...

https://wiki-club.win/index.php/Why_Does_Algae_Come_Back_So_Fast_on_My_Driveway_in_Miami%3F

If you live in South Florida, find a pressure washing company that knows how to handle the coastal humidity and salt air. These conditions promote algae buildup, so you want a team experienced in getting rid of it safely without damaging your surfaces