Roofs are continuously exposed to the weather. All roofs need consistent maintenance that can be taken care of by the owner or a siding contractors Waldorf, MD. Here are a few supplies homeowners can use to ensure their roofs are taken care of and maintained properly. A utility knife can be used to trim shingles and also to expose nail heads. Invest in a circular saw, a roofing hammer, roofing nails, a roofing nail gun, and a pry bar. These items will help you finalize regular maintenance tasks.