A roof is consistently exposed to the elements. If you don't take care of your roof, mold and mildew can cause structural damage and costly repairs. It is important you have the proper tools to take care of your roof. First you will need a utility knife. They can be used to cut drywall, trim asphalt roof shingles, and slice through fiberglass insulation. They are relatively safe to use since they have a retractable razor blade. Besides a utility knife make sure you purchase a roofing hammer with a straight claw. To cut wood, shingles or roofing panels, a circular saw would be the best tool. A circular saw is an electrically-powered tool can cut roof panels and plywood sheathing into various different sizes. Roofing nail guns are very efficient tools for hammering nails in. Compressed air is used to push the nails from the loaded gun.solar roof installation