The answer to tough stains on gutter is that they are often caused by a buildup of debris, mold, or algae. Symptoms include visible discoloration, streaking, or unsightly grime on the gutters. Solutions can include DIY cleaning with a gutter cleaner solution or pressure washing, but for severe or stubborn stains, it's best to call in a professional gutter cleaning service.
DIY cleaning can be effective for light to moderate stains, but it requires safety precautions like using a ladder, gloves, and eye protection. Professional services have the right equipment and expertise to safely and thoroughly clean even the toughest gutter stains without damaging the gutters or causing injury.