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Before installation, the roofing material is held tightly using glue to the outside edge.

L-shaped drip edges are located on the roof deck, on top of the fascia board. There are two broad types of drip edges: L Drip Edge Overall, drip edges lengthen the lifespan of your roof and increase its effectiveness.Improve water-shedding efficiency which in turn protects the underlying wood structure.Drip edges protect your roofing structure from strong winds.Protects the edge of the roof deck from water during rainstorms.Supplements your gutter system by moving water far from your building and its base.Drip edges help prevent the movement between the roof deck and the fascia boards.If this happens, your roof, deck and fascia board will erode over time Without a drip edge, shingles may slouch and water may find its way underneath your roof, this is an undesirable scenario. The presence of a drip edge helps to prevent the formation of ice dams Ice damming occurs when the ice melts from your roof and refreezes at the edge. Protect the roof’s edge from ice damage.Pests in your attic can be dangerous to your family and damaging to your home A drip edge deters insects and other small pests from accessing your attic as they seal the gap in your roof, between the deck and the fascia board. Deters insects and other small animals.In the short term, doing without drip edges may be less costly but in the end, lack of it will lead to damage that is expensive to fix. Some homeowners even tend to exclude drip edges from a roofing project in order to save money. Though it is generally overlooked by homeowners, a drip edge is an important component of the roofing system. According to Wikipedia, in roofing, a drip edge is a “metal flashing or other overhanging components with an outward projecting lower edge, intended to control the direction of dripping water and help protect underlying building components.” Drip edges are installed with an intended tilt that is meant to guide water away from your roof while at the same time ensuring your roof’s foundation is not exhausted prematurely by holes and fissures.Ī drip edge goes along the edge of the roof under the shingles. First things first, we need to define what a drip edge is, to begin with.