Stucco bottom flashing. 2. Figure 1. This video will show how to remove old stucco and tar to prepare the surface. Stucco cladding – install self-adhesive flashing behind the weep screed, a perforated metal strip at the base of the exterior walls, at the height above grade specified by the local building code. Feb 26, 2023 · What Is Stucco Weep Screed (Or Drip Screed)? Quite simply, weep screed is nothing more than a metal flashing placed at the bottom of the stucco exterior walls of your house (or any other building for that matter). Note how the end of our S flashing is cut and neatly folded into the wall. In combination with the flashing, several layers of WRB (water-resistant barrier) paper such as asphalt paper or Grade D paper should be in the area that is under the bottom of the window flanges. Various water-related issues can occur when water accumulates in the intersections between vertical walls and sloped roofs. Jun 17, 2020 · Kickout flashing should be used around every window and door, and around any other openings that are located in the stucco wall. Introduction Crumbling stucco bottom edges are where the material pulls away from the base near the ground, often letting moisture into the wall. That’s why we are often asked about flashing on existing stucco. BackerBead® Drip Flashing - 3-1/2" Flange is designed to provide positive drainage above exterior window and door openings while also providing a caulk tray at the top of window and door… Oct 1, 1998 · Lath Paper I work primarily with one-coat and traditional stucco, both of which rely on water-resistant membranes in conjunction with flashing at all wall openings and penetrations to direct any water that makes it through the stucco down towards the bottom of the wall. Jan 9, 2024 · Moisture intrusion behind stucco without proper flashing isn’t just a threat—it’s a silent saboteur capable of wreaking havoc on a home’s structural integrity. 3. Apparently, it was left untreated by the subcontractor and showing some weathering. You will have to install weep screed according to the local co Top of our S flashing is sealed with protecto-wrap tape, and cut off as close to the bottom of the stucco as we can. These water control details are shown in Figures 4 and 5. Understanding the critical role of adequate flashing is key to mitigating this risk and safeguarding your home against moisture-related damage. Install flashing under the bottom edge of the house wrap or other weather-resistant barrier shingle fashion to direct water out of the wall. This article shows you how to inspect the problem, remove damaged stucco safely, and plan repairs in plain, hands-on terms. Flashing should be integrated with roof and wall drainage planes, such as house wrap or building paper, in a shingle fashion where the top layer of the weather-resistant barrier (WRB) or flashing laps over the bottom layer to prevent water draining behind the bottom layer. Building America Solution Center Introduction Crumbling stucco bottom edges are where the material pulls away from the base near the ground, often letting moisture into the wall. Building America Solution Center Jul 4, 2020 · Metal flashing, also called roof flashing, goes against a stucco wall to protect it from water damage. Mar 24, 2025 · Kickout flashing is the best way to protect exterior walls and prevent water-damaged stucco. Nov 15, 2019 · When beginning a stucco project, homeowners try to save money wherever possible. At every offset in cladding, changes in cladding substrate, and at all penetrations (horizontal transitions between siding, stone, brick, tile, or stucco). EIFS systems, which are applied directly over foam, originally relied on a water-tight skin to keep all water out. Proper flashing is critical to stucco longevity because stucco is porous and highly susceptible to water damage if moisture gets behind it. . At all horizontal joints between different exterior finishes unless the upper finish overlaps the lower finish. For areas where the walls meet the roof, you will need to use the step flashing technique, but you will need kickout flashing in other areas. Repairing Leaking flashing on a stucco wall with Turbo Poly Seal. B. Flashing is a waterproof barrier installed around vulnerable areas like windows, doors, roofs, and siding seams to redirect water away and prevent it from seeping behind stucco. This really is a matter of personal opinion and you will get different answers from different people. The primary defense in any stucco system is properly installed flashing, a thin, impervious material designed to divert water away from vulnerable building components. The first point I want to make is that it is a required building code for most counties and you will have to comply with those codes if you are getting an inspection done (if required). At the exterior of the second floor is a ~2 inch metal flashing/trim at the bottom of the stucco wall that is right above the shingled roof. FLASHING: WHERE TO INSTALL IT Flashings should be installed: 1. But Nov 12, 2025 · Stucco is a durable and aesthetically pleasing exterior finish, but its longevity relies heavily on controlling moisture intrusion. The following diagram (perhaps oversimplified) gives you a visual context of where it’s placed. vqj tvm unc bir cjz jdx ufa fdy chj wvs jbk rii grc qhj npe