If your pool water turns green despite the chlorine tablets, it’s not a dosing mistake: what the sun does above 28°C destroys the treatment within hours
You’re adding chlorine tablets religiously, yet your pool still turns green by the weekend. The culprit isn’t a dosing mistake—it’s ultraviolet radiation literally tearing apart your sanitizer molecules in minutes, a process that accelerates dramatically when water temperatures climb above 28°C. Learn the hidden chemistry that defeats even experienced pool owners.