![]() Do you need to replace it when replacing the roof? It is best to replace the it on an existing roof in the warmer months, shingles can become brittle in the cold and break. We would not recommend a local roofing contractor who suggests leaving the old drip edge. It is most often replaced when a new roof is installed, but it is possible to replace the drip edge at any time. Choosing a color or any building material is personally preference. If you have for instance gray shutters on your home and other pops of gray, then choosing a gray might look nice tying it all together. If your homes trim and fascia are white your local roofing contractor will most likely recommend that the best choice is white so your home is seamless. Color drips with acrylic windows#The overhang length ranges from 2-5 inches, you may find other sizing in your local materials store, but smaller sizing is intended for windows and not a roof. The standard sizing of drip is sold in 10.5 foot lengths and also 8ft or sometimes smaller. This type is often called F style or the gutter apron. F type is an extended version with a longer edge, this is used when installing a new over existing shingles and on the rake edges. This type is often times called D-metal or the T style. Type D profile is in the shape of a T, this has a lower flange on the bottom. This type of profile is bent in a 90 degree angle with a lower flange. Plastic, vinyl and fiberglass can also be used but these are harder to find in some areas and are not the best suited.ĭrip edge comes in three basic profiles, each profile can be called more than one name so it can be a bit confusing. The preferable type of steel is 24 gauge so it can withstand strong winds. Galvanized steel is designed to work wither water and prevent rusting. Galvanized steel is another common material used. Although it is not as strong as steel aluminum does not corrode and it is often made in many colors that match many homes. There should be about 2-4 inches of lower flange hanging off the edge of the roof to combat wind driven rain so the roof does not become compromised.Īluminum is a very common material used. Strong winds can easily push water upwards and the drip edge must compete to keep the water out. Each layer of the roofing system is designed to keep the moisture from harming the roof’s deck, which include the shingles, underlayment’s, and ice & water. Wind driven rain is a serious condition in which the wind forcefully pushes water all around the roof of a home. Without it water would stick to the shingles, working its way underneath and causing leaks. Even if a home has no gutters, water will still be forced away and not collected down the fascia or soffit cavity. Water droplets stick to one another and to the surfaces they are on, it is designed to work with gravity allowing water to be forced into the gutters. Not all work is created equal.Īs we stated above the main key purpose of installing drip edge is to direct water away from the fascia. As we always suggest, look for the best roofing company in your area to ensure your roofing work is done properly. Your local roofing contractor will tell you that is is a requirement by most building codes in North America to help protect homes from damage. Without its use, water would get under the shingles causing damage in numerous places of the roof. These metal sheet are usually in the shape of an “L,” and direct water away from the fascia and into the gutters. Drip edges are metal flashings that are installed around the edges of a roof to control the flow of water. Is a drip edge necessary? We have complied a guide for all your drip edge questions for shingle roofs. What is the purpose of a drip edge on a roof? ![]()
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