For example, if the overlap is 2 inches, cut two inches of folded protrusion off the overlapping piece. In this article, we’ll investigate the different types and installation procedures for drip edge. When installing a drip edge, it’s important to consider the process at length. Drip Edge And Code Specifics. Make the necessary cuts so that the drip edge should only hang past the edge by an inch. Should I Overlap Drip Edge? Shingles alone will not protect these areas as they cannot … The best practice is to always install the drip edge so that it is inside the gutter. Install new drip edge flashing around the edges of the roof. Standard practices says to overhang the shingles by the same length as the starter, so about ½” to ¾” (as long as there is a Drip Edge present to protect the Fascia). Standard 90 Degree Drip Edge. This will go over the asphalt paper and ice dam material. For this reason, a wider face drip edge (at least 1 1/2″) is recommended. Specific Inspection Topics. * I count 4 layers of rolled roofing...and probably 2 layers of felt paper. Nail the edges in place. How to Install a Drip Edge. The top layer of roofing has almost no adhesive bonding it to the layer underneath, but the top layer is in OK condition except for some blistering caused by the fact no adhesive was used and it wrinkled. jfunderburk (Joe Funderburk, CMI) April 19, 2019, 1:24pm #1. Directions for Installing Drip Edge. At the peak of the gable, cut one drip edge even with the roof. The installers use tin snips to cut the drip edge to size, and follow up with a small flat bar to open up the ends. 3. GAF- Mastering The Roof (chapter 05) The drip edge is critical to provide a finished look and to add waterproofing. The entire 6,000 SF home had the shingles cut even with the drip edge. Does anyone know the correct overlap that the ashphalt shingles should be at the drip edge and eaves? Asphalt shingles should overhang the exterior edge of the drip edge … Overlap the gable drip edge pieces by 1 inch or more. It should never be installed outside the gutter (i.e against the fascia board). Hi,if the roofer used an extended drip edge flashing the shingles should be even with the outer edge of the perimeter of the dripedge. If you have a hip roof, trim your drip edge so it overlaps the batting section. Remodeler ben Bogie has a solution to reduce the humpiness of overlapped edge flashing: cut the folded parts off of the drip edge for the same depth as the overlap. Overlap drip edge flashing a minimum of 3” 4. Make sure the overlapping edges are in the same direction as the water flow. Install the drip edge along all eaves (horizontal ends of the roof). Related Videos. if you have enough room I would suggest nailing trough the drip strip into the fascia below the drip edge.If there isn’t enough room then you could go through the drip edge. Drip edge helps to protect the roof from forming leaks over time by protecting the roof from wind and water exposure. Roofing Inspections. Install inside closures on the top edge of the drip edge flashing. The drip edge lets the water flow from the roof directly instead of causing damage to the fascia. The International Residential Code (IRC) did not require metal drip edges along eaves and rake edges until the 2012 edition (See Code Requirements for Drip Edge, above). First, place your drip edge on the rake edge. Drip edge comes in 10-foot sections and is available in a variety of different profiles. 3. The extended protection that drip edge provides to your roof means fewer repairs and a longer life for your roof. Provide drip edge at eaves and gables of shingle roofs. Section 1507.2.9.3 Drip edge. Secure the drip edge with roofing cement. What say you? It appears to be a topic of much debate. Cut the top piece on the other side 1 inch or more beyond the roof. Slip the wide, flat flange of the material all the way under the first course of roof shingles, as illustrated. Bend eave drip edge corners under rake edge. Question 3 How do you join the sections of Drip Strip as you continue down your roof edge? Section 1507.2.9.3 Drip edge. Nail the drip edge to the roof deck with minimum 12-gage roofing nails spaced 8 to 10-inches on center and 1-½ to 3-inches from the edge of the sheathing. To create lap joint, you overlap the drip edge ends with the upper edge over the lower edge, so water flowing down hill will pass over the joint, not divert under it. StormGuard® Film-Surfaced Leak Barrier Basic Installation Demo. When the flashing is installed, you may need one … With a few types of synthetic underlayment, the manufacturers recommend that the overlap at the eave be reversed, with the drip edge overlapping the underlayment. Attach eave trim flashing to roof deck or purlins with 1 1/4” galvanized roofing nail 24” on center. Eave drip edges shall extend 0.25 inch (6.4 mm) below sheathing and extend back on the roof a minimum of 2 inches (51 mm). Even though it is not easy to install drip edge on the roof a shed, this project is certainly quite doable, especially when you have a little bit of constructing skill. Drip-edge should be installed directly over the edge of the roof sheathing along the eaves. Where needed, install new valley flashing if you have two roofs that come together. The drip edge should extend at least 2-inches on the roof. To install drip edge properly, start on the eaves. Adjacent drip edge pieces should be lapped minimum 2 inches. For the next drip edge piece, it should overlap the first by an inch. Rake drip edge overlaps the eave drip edge. Overlap higher gable eave strips over the lower ones by at least 1”. This allows for an easy overlap of about 1-1/2 inches where two pieces of drip edge meet. Shingle overlap necessary with a drip edge? And that means a potentially ugly hump in the drip edge. I’ve been studying the roofing courses and reading installation instructions. Videos are intended for U.S users only unless otherwise noted. But in general, the building codes for drip edges are: Must be installed at the rakes and eaves of the roof Adjacent pieces of drip edge should overlap at least 2-inches (51 mm). Considering that the drip edge is going to keep water away from the roof, you will have to learn how to install one at some points. Provide drip edge at eaves and gables of shingle roofs. This is also referred to as Type C or L-Style Drip Edge. 1. How to Install Drip Edge on Shed Roof. How to : Drip Edge Installation. Drip Edge Plus Similar to a drip edge, a gutter apron is a long piece of metal folded at about 120 degrees. This last detail is commonly overlooked because roofers often want to install all the drip-edge at once. Along the rake edges, however, the drip-edge should be installed after the underlayment is installed (see Drip-Edge Installation, facing page, right). Narrator: Drip edge also prevents rainwater from running down the fascia, and instead directs it into the gutter. That is done so that the shingles cover the nails. The drip edges and gutters are on the back of the home, on the patio side. Overlap to be a minimum of 2 inches (51 mm). Overlap individual sections by at least 2″ and don’t forget to open up the lip of the overlapping section for a better fit. Answer: I recommend using 1 trim nail in the center and one on every overlap of the ends. The whole purpose is to direct the water into the gutters. The drip edge should be nailed high on the shingles. Step 5: Bend in the flap of the drip edge to form a corner. Drip Edge Overlap Here we have the south side of the house. About every twelve inches or foot, a nail should be hammered in. 2. For proper water drainage, the drip edge on the rakes should always overlap the drip edge on … Make sure the outer edge extends over the gutter. The roofing contactors installed the first row of shingles to the edge of the drip edge only with little if no overlap on the drip edge and the water was leaking past the eavestrough. Complete it by installing the drip edges … Step 4 - Overlap Joints. Generally, underlayment should overlap the drip edge at the lower eave, and drip edge should overlap the underlayment on rakes. Allow drip edge to run past corner of roof 3” so it … 7. The first is a classic L-shaped drip edge that is at a 90-degree angle, while the second type of drip edge is shaped like a T. The shape doesn’t really compromise the drip edge’s effectiveness, but the T-shaped drip edge is designed to keep water further away from the house with a deeper flange. GAF recommends up to 1/2 inch overhang. While a drip edge is about 2 1/2 inches wide on both sides of the fold, a gutter apron will usually measure 4 inches or more above and below the fold. Three Types of Drip Edge. Some years ago, I installed flashing under the drip edge and into the back of the gutter to keep water off of the fascia board. Mark one inch further out from where the drip edge begins to overhang. When I started working on homes in the 1970s, installing metal drip edge was entirely the installer’s choice. When you reach the end of a strip, start the next length with a lap joint. However, if they used an “L” type metal flashing or no flashing at all, then the starter course and the shingles must be extended beyond the perimeter eve and rake edges 1/4 to … Owens Corning recommend when drip edge is used to have the shingles flush with the drip edge on the rake. Small insects or animals can enter your house with that gap. Most drip edges come in two distinct shapes. If it doesn't, pull the drip edge out slightly from under the shingles. If there is no Fascia it is safer to overhang the shingles by 1” to 1.5” just to make sure the water is directed to the right place. 99% of the time I see it cut close to flush with the metal drip edge… but this latest one overhangs by nearly 1"… does anyone see a problem with this… both the eaves and rake were like this… Looks good Jeff, and it also helps prevent capillary action, water will drip off the shingle instead of running off the fascia. There’s a thread to this topic many years ago. Drip Edge Installation Tutorial. In most of the houses, there is usually a gap between the fascia and the decking. Its main functional purpose is to protect fascia boards from the water rolling off a roof. So depending on where you work and what code prevails in that area of the … As well, we’ll detail how to install drip edge on a slant-style shed roof accurately. Take off the drip edge, and cut along the entire line of the outside section and along the kick of the inside section.