Roofs are continuously left exposed to the weather. All roofs need constant maintenance that can be taken care of by the owner or a professional roofer. Here are a few supplies homeowners can use to ensure any roof is maintained correctly. Utility knives can be used to trim shingles or expose nail heads. Invest in a circular saw, a roofing hammer, roofing nails, a roofing nail gun, and a pry bar. These tools will allow you to complete routine repair projects tasks.solar panel estimate Beaverton OR