08/25/2026
For most vinyl and fiber cement siding, the answer is yes. A gentle annual cleaning removes dirt, pollen, mildew, and algae before they have a chance to stain the surface. It's also a great opportunity to spot loose panels, damaged caulking, or other small issues before they become bigger repairs.
If you're giving your home's exterior a late-summer refresh, it's a great time to make sure your siding is still protecting your home as well as it looks.