Ask the Builder host, Tim Carter, shares an easy way to keep your homes roof shingles free from moss, algae, and mildew. With the natural wonders of copper, you'll never have to clean green scum off of your houses roof.
It’s Black Friday week on WonderHowTo! Don’t miss out on all of the big sales in the Gadget Hacks and Null Byte shops. And if you’ve been wanting to take some classes without going into debt, check out our best deals on online courses for a variety of skill sets. Don’t miss out on these huge discounts: