Can you add a nailing flange to a window I've read about new construction windows and replacement windows and how new construction windows have the nailing flange. I will be removing the aluminum window frames and wood frame down to the rough opening. Flange Windows Flange windows, also known as nailing fin windows, feature a protruding lip or flange around the perimeter of the window frame. The frame of the unit may also be specified for different installation purposes. Rather than removing the siding Sep 15, 2017 · New construction windows come fully equipped with a nailing fin on all sides of the window. The goal is to connect the WRB of the wall to the WRB of the window, making one continuous environmental separator. Apr 22, 2012 · I am preparing to add two fixed picture windows, dual pane, vinyl, approximately 46"W x 72"H, to a house that has 7/16" Smart Panel siding. Instead, the vinyl siding on the house butts right up to them. For Non-Integral Seven D Industries General Manager, Mike Pettenati, demonstrates how to remove the nailing fin on a 7evolution series vinyl window. Let us guide you through the different types of nailing fins, their purpose, and best practices for installing and sealing them. FAQs: 1. Aug 23, 2025 · A nailing flange is a perimeter lip used in new-construction installs; a flange-free (insert) window slides into the existing frame and seals to it. Nailing Mar 29, 2024 · With this blog, we are going to introduce you to how to install vinyl windows with nail flange or vinyl nailing fin. The manufacturer assumes no responsibility for failure, performance or injury from improper installation methods, care and/or use. They came with nailing flange. It can be reinstalled at the proper depth using cabinet type screws through the frame. I have aluminum insulated lap siding that can’t be replaced. Learn more about window flashing here. Choose flange-free when the existing frame is sound, square, and you want to preserve trim or are working with masonry. The exterior nailing flange and interior casing will keep the window square in the opening I'm having trouble understanding the process of installing windows. 078” wide kerf. Get professional installation in Austin call today! Vinyl windows can be more flexible than non-vinyl windows and as such, require attention to properly set the window into final position before it’s permanently attached. He didn't mention how to seal that. Sep 29, 2024 · Most new construction windows include nailing fins that secure the window to the wall sheathing and help create a weather-tight system. They should be long enough to overlap the lower membrane by 2 inches and extend above the top of the window by 4 inches. Not sure about pella. Flangeless Windows Done Right Learn how to install European-style windows that sit within the rough opening and require a face-sealed approach to water and air management. These instructions are a basic/general recommendation for installation, but may not be utilized in every application method. Feb 29, 2024 · To properly seal a new vinyl window in an existing house with Hardiboard siding, consider keeping the nailing fins intact for a more watertight installation. if you are worried about structural you may be able to screw through the frame like a concrete block window. Split the unit up the middle, then make more diagonal cuts for the head from there. Old windows were 28 x 51 (Exterior hole between j channel). To prevent this, tape them in place with WRB seam tape before setting the window (photo left). BTW if you use any trim over the flanges rabbet the trim in the back so it lays flat. Used with all 100 Series windows. For wavy nailing flanges, sealant is critical. When the fins are absent, you have to drive fasteners through the window frame and into the building framing. To answer the question, yes, when installing a replacement window, the nailing flange is typically left in the wall when they cut out the old window (if it has a nailing flange). Remove packaging material and shipping blocks from the new supplied window, inspect the unit for damage, and correct the size before installing the window. These may seem like meaningless details, but they are very different. Yes, you can cut the nailing fin off. Brick mold is a milled piece of wood used around the exterior of a window or door, which can be used for vinyl or metal exterior flanges. The windows have a 1 1/4" vinyl mounting flange on all four sides that is typically nailed to the wall studs. Which is the better method? Find all the window and door installation information you need by construction type - nail fin, block frame, and flush flange. Can I install them without using nailing flange? Basement is all stone/concrete so I rather not use nailing flange. Jun 15, 2010 · If you are considering adding a window to your home, then you may be wondering whether to install a window with a nailing flange. If you just use 1-by stock (3/4 inch thick) and rabbet the back inside edge to go Retrofit a Flanged Window: Install the Window Watch as builder Bill Robinson applies sealant to the window flange; checks the window for plumb, level, and square; and fastens the flanges to secure the window. Never shim the top. House is in Kansas. Installing the Window Apply a 1/4" bead high-quality sealant (ASTM C920 certified) to the back side of the window’s nail fin at the top and two sides, align with pre-punched nail slots. Cutting back the siding a few inches around the window allows for better Aug 8, 2025 · Jake Burton teaches you how to install a nail-fin window over rigid foam insulation through a series of videos. Specifically looking for a replacement window where I don’t need to remove the exterior trim. But if you follow these step-by-step instructions, you'll be a window installation wiz in no time. One thing to know about window installation is whether or not the windows use a nailing fin or not. Arnold recommends the tape lap up the side of the window frame slightly—about 1/4 inch or so—to protect the vulnerable seam between the window frame and the nailing flange. This is there so the fin can be nailed directly into the studs. For the window to operate properly, it does not have to be perfectly square in the opening. The flange must be sealed to the surrounding walls and flashed to shed water. Sep 30, 2008 · If you'd like to expose the nailing flange to get the old window out and the new window in, cut 2 1/8" away from the window, leaving enough room for (#908) brickmould or a similar width trim once the new window has been installed. Aug 8, 2025 · In this studio mock-up you will install a Pella flange window over drainable house wrap. Sep 1, 2025 · In addition to the fasteners in the nailing flange, this window is held in place with screws run through a bracket called the receiver block. It has a 1/4” offset and fits a 0. New Constructions New construction includes additions to your home as well as replacing a rotted window frame or in tandem with an exterior siding or trim upgrade. Please consent to marketing cookies to view this video. May 6, 2008 · Dr Jim, standard installation for a window in T1-11 and sheathing is to anchor the windows brickmold or nailing flange directly to the sheathing. Transform your home with Window Depot USA's premium replacement windows and entry doors. May 7, 2007 · I need to replace 2 windows that have nailing fins ( flanges around the outside perimeter that have slots for nails for installing, similar to vinyl siding ). The next assembly step is to May 22, 2019 · Q: What’s the best way to install exterior flat-stock trim around a flanged window? A: JLC Staff respond s: The trick to installing exterior flat-stock trim around a flanged window is having the trim sit flat (in plane with the wall) while the trim’s outer face is proud of the siding for aesthetic reasons. Let’s discover more about nailing fins. It isn't May 14, 2020 · I am about to install a jeld wen sliding brickmould vinyl integral fin window, and using it as a replacement. Jun 19, 2012 · Nail fins are semi-flexible strips of metal used to attach a window frame to a stud opening. I noticed that there’s a nailing flange on the window and asked the HD associate who mentioned it can be removed but once I The difficulty is integrating the new window’s nailing flange into the house’s existing drainage plane so that any water leaks are directed outside the building. Brickmold Window Flange. Unfortunately, during the removal the contract cut the window out of the opening, removing the entire nailing flange in the process. Went with the Andersen 200 as they had one that fit the opening without having to order a custom window. These windows have nonintegral nailing flanges, and the side flanges can sometimes slip out of alignment or slide out altogether. If you're a homeowner who is considering installing a window without help from a contractor, one of the things you'll need to know more about is nail fins and how they work. Get free shipping on qualified Integrated Nail Fin Windows products or Buy Online Pick Up in Store today in the Doors & Windows Department. The house has no boxing nor paper of any type between the studs and the siding. Most new windows have an integral nailing flange, either plastic or metal, that is nailed to wall to secure the window in place. Discover the simple steps to install a window without using a nailing flange, ensuring a secure and professional-looking result. Then, shim the window jamb at the center points on both sides so that the jamb measurement is the same in the middle as it is top and bottom. If you neglect this Window nailing fins are a crucial but often neglected element of professional window installation. It consists of a flat, vertical section that extends around the perimeter of the window frame and is designed to be nailed or screwed Apr 29, 2024 · Andersen® 100 Series windows and patio doors are offered in a variety of sizes and shapes. I am going to be putting some new construction windows in an old house. As a matter of fact, nailing fins are often considered nothing more than a guide to the installation process and a method of holding the window in position while the shims and screws are installed. Especially if they have a lot of weather exposure. During installation, the nail flange is nailed or screwed directly to the sheathing or framing of the house. Even more magical is that there are actually vinyl windows that can be purchased that have no flange to begin with. Sep 16, 2022 · Cut the nailing flange with a sharp knife or multitool and remove the window. Windows With Nailing Flange are fastened through the nailing flange to the studs from outside of the structure. Start by cutting the window opening. In some cases, but not often, a flange needs to be installed. These windows come with a strip of metal along all edges which is pierced and ready to take in the nails. Don't nail the topflange. I usually put a nail into the lintel, then bend it over the flange to hold the window in place. Butter your sealant excess squeeze-out over the fasteners to reduce the dimpling effect. A good carpenter will install a drip cap across the top and rubberized/self adhesive window flashing at each corner of the window. Feb 19, 2016 · With the AAMA “A” methods (A & A1), the side flashing is applied on top of the side nailing flanges, while with the “B” methods place the side flashing on the rough opening before the window is set in place, resulting in the side flashing under the nailing flanges. Aug 12, 2024 · Conclusion Understanding the main differences between nail flanges and renovation flanges is crucial for the success of any window installation project. Feb 8, 2024 · So, my 3/4" trim will be around the window, just wasn't expect such a large offset from the nailing flange to the outside of the window. A remodeling window does not have the nailing flange, and can be used if you want to add a window after your shed is already built, or if the type of siding you are using, say lap siding, would not accomodate a nailing flange. New Construction Window Frame Options 1-3/8" Flange Setback Integral installation flange makes installation into a new opening easy and helps make sure the windows and doors are Nail the upper two corners of the nailing flange. , that addressed […] Jul 9, 2019 · HI I bought andersen windows 100 and 400 series to replace some windows in the basement. The interior may have a drywall return from the wall to the window frame. Other Installation Methods Comparison with European Window Installation When comparing installation methods, nailing flanges are commonly used in the U. Apr 2, 2007 · he is right. First I’ll list the 3 most common types of flanges used in our market area: 1. They allow siding or stucco to go over the flange, and can also be used for wood or siding trims. Measure frame diagonally from corner to corner making certain the window is square. for a retrofit in existing old wood window frames) and they simply just cut them off before delivery. Window with Nail fin (New construction) Disclaimer: Improper installation and care may void warranty. Most windows today have an integral attachment flange, so this article will focus on that type of window. DO NOT NAIL TIGHT. Apr 3, 2013 · Nailing fins are flanges on the outside of vinyl and aluminum windows that sit flush against the sheathing when the window is in place. I've also read conflicting reports on weather installing new construction windows in an existing brick wall requires removing the exterior brick. Check meeting rails, operation, and reveals of sashes; adjust as necessary by adding shims around frame. Sep 30, 2022 · 1 I am trying to see if I can salvage a vinyl new construction window that has a nail fin/flange (for nailing the window directly to the house framing) for use as a replacement window by cutting the nail fin/flange off. We currently offer the rigid offset nail fin PP107. Aug 20, 2020 · These windows come with nailing flange with holes every 4 or so inches and that's what I've used to secure the window. Whether you’re a DIY enthusiast or a professional contractor, read on to discover everything you need to know about nail fins for windows. This flange is designed to be secured directly to the exterior sheathing of your home, providing a sturdy and weatherproof installation. Mar 2, 2017 · The nailing fin works fine for this type of application, unless you plan on adding insulated foam sheathing to the wall. Sep 12, 2025 · To fasten windows with flanges, use a nail flange or vinyl nailing fin into the frame, controlling the quantity and placement instructions provided by the manufacturer. However, it does have to be square within its own frame. Usually consisting of screws in the sides, insulation and shims. Get your free estimate today! Aug 8, 2025 · Installing a Nail-Fin Window Over Zip System Sheathing This tutorial will show you how to install a flange window in a wall that already has zip system sheathing. Square & level frame. Is using 2" roofing nails on the nailing fins of new construction windows enough to hold them in place permanently? It seems to me like there should be some fasteners in the extension jambs, but maybe I'm just remembering back to when I installed some replacement windows (without nailing fins). Also, rather than nailing, I use screws and make sure I do not overtighten them. Oct 30, 2024 · Using a nailing flange is a smart choice for anyone looking to install windows securely and efficiently. Aug 8, 2025 · See the different steps that go into installing a nail-fin window over peel- and -stick housewrap. Nail or screw them through the jambs into the framing (after shimming and plumbing them, of course). A standard nail fin is a part of the window installation process, and must be handled properly to ensure that your windows are well Dec 9, 2015 · I bought several used double-pane aluminum sliders with nailing flanges for super cheap (they had been removed from an apartment complex). Jan 17, 2025 · A window nailing flange, also known as a nailing fin or a nailing lip, is an integral part of a window frame. Jun 27, 2022 · Nailing fins, sometimes called mounting flanges, are the thin strips installed on the exterior sides of a window. This will be an eye cut, so cut completely across horizontally at the head and at the sill. S. If opting to remove the fins, ensure the rough opening is properly flashed with window membrane and trim out with siding trim board to prevent water infiltration. To See our Selection of Nailing Flange for your Andersen 400 Series Tilt-Wash Double-Hung Window, Please Shop our Online Parts Store to see our Offerings. Nailing fins are thin, flat Feb 27, 2002 · *Eddie,Sometimes pvc windows have a dovetail to add flanges and brickmolds, does yours have any kind of grove? If it doesn't, you can always weld an L mold around the perimeter and make your own flange. Jun 10, 2024 · The nail flange` is an integral part of the window’s construction and serves a crucial purpose in the installation process. Once it is all cut open, you can trim it back and fold it in. Windows must fit perfectly level vertically and horizontally. Use the same pvc glue used for piping and it will weld forever. Jan 14, 2016 · Here, there is no sealant squeeze-out at the flange edge or through the pre-punched holes. New construction windows have a nailing flange, so it will be different method of installation compared to a replacement window for a remodel. Many window install steps are the same but there are some differences if the window has a nailing flange. The windows shown in this article have an integral nailing flange, which means that the flange is part of the window’s exterior cladding. Gabe INSTALLATION INSTRUCTION - NAIL FIN INSTALLATION BEFORE WEATHER BARRIER AND FRAME SCREW OR CLIP INSTALLATION FOR REPLACEMENT ALUMINUM-CLAD EXTERIOR HINGED PATIO DOORS (PELLA® PROLINE AND DESIGNER SERIES®) May 1, 2019 · After framing and roofing, there is no step more basic to building a house than installing windows. In 2016, JLC published two articles by Gene Summy, a contractor and building inspector from Laguna Niguel, Calif. , while European methods The Vinyl Nailing Fin Your Project Needs Newer vinyl or aluminum windows usually include a nail flange or vinyl nailing fin that can be included in the window frame or a separate part inserted into a kerf (slot) on the window side or front. Jun 19, 2025 · A nailing flange is essential for window installation. Nail flanges provide a robust solution for new construction, ensuring secure and weatherproof installations. The nailing flange, a built-in lip around the window frame, allows for direct attachment to the rough opening, providing structural stability and preventing water infiltration. Follow the links below to discover more: DIY Window Jan 6, 2011 · I was recently given a new (3 month old?) vinyl window that was removed as part of a remodel. Nail fin strips extend out from the sides of the window frame to form a lip on the frame Sep 20, 2011 · In this video you'll see a carpenter setting an Anderson 100 series window utilizing DuPont Tyvek products. Then you install the window using the replacement or upgrade instructions. There is no plywood Video instruction on how to remove the nail-fin from a vinyl window Nov 17, 2018 · Installing a vinyl window with integral nailing fin is easy with this helpful instructional video from our Zeeland Lumber window team. g. This video will provide you with the most common method used by myself and others to install a wood, aluminum or vinyl window