How to Paint Aluminum Siding -- Plus Removing Algae, Mold, and Mildew from Exterior Siding

Original Air Date: 07/25/26 Episode Number: 469 Episode Summary A listener question about painting aluminum siding kicks off the show, and Dan splits the answer across two segments with a detour in the middle: a full conversation on how to identify and safely clean biological growth off the exterior of your home -- algae, mold, mildew, moss, and lichen. The aluminum siding answer wraps up at the…