What Is the Black Stuff on My Pool Steps? Understanding Causes, Prevention, and Cleaning Tips
If you’ve ever noticed a dark, stubborn buildup on your pool steps, you’re not alone. Many pool owners encounter this mysterious black substance and wonder: is it harmful? Is it algae? Mold? Bacteria? Keeping your swimming pool clean and safe is essential, and understanding the cause of this discoloration is the first step to maintaining … Read more