What is roof flashing and why it’s important? Since is the roof is exposed to natural activities caused by Mother Nature such as rain, snow falls, hailstorm, tornado etc, it becomes vulnerable over the time. In fact, some parts of the roof are prone to the threats that cause leakage or gets damaged. Thus, conducting a roof inspection is important now and then to keep a track of the condition of the roof. One of the effective ways to keep a check of the roof is roof flashing. Roof flashing is an essential measure to prevent roof leaking of a home. The flashing is the sealer which is attached between the joints of the roof. It’s a flat and weatherproof material that prevents water from causing leakage. Different materials are used for fabricating roof flashing such as copper, aluminum, galvanized metal sheet etc. Depending upon the necessity and the quality of the roof, a material is used for flashing.