Awasome Flashing Roofing References. Web flashing creates a seal around features on the roof, such as windows, to prevent water entering the building. Since each house has its own roof shape and features, your flashing needs will vary from your neighbor’s.

Web flashing is used to direct water away from the seams and joints and prevents it from entering the openings and cracks in a roof. Web roof flashing comes in various types to suit a variety of needs. Web the different types of roof flashing materials include aluminium, copper, steel, rubber and plastic.