1. These applications are ideal for flat roofs or protective surfaces under roof-level decks. Well walk you through the types, sizes and materials you may choose from when picking a roofing nail. Penetration. On the rakes or gable ends, the drip edge goes on top of the felt, helping to seal the end and prevent moisture penetration under the shingles. Roof felt is often called tar paper and is commonly used in similar ways, however, they are different. Use a utility knife or hook-bladed knife to cut the felt. Repeat until the roof is covered. Overlapping roofing felt protects the roof deck from seepage, wind-driven precipitation, and ice-dam back-up. Professional Professional Tools & Support. This can be done prior to tacking or afterward. Depending on your local building authority, you can use staples for roofing felt or, in other words, as roofing felt underlayment. Nevertheless, the proper thing to do is always to check the requirements of your local building authority before starting or embarking on a building project. Roofing felt products should not be glued to the decking in lieu of using nails or screws. A nail gun is the best way to install roofing felt nails. Multiplied by 1.10 is 2112sqft. Felting a roof - Roofing Superstore Help & Advice The lower the gauge number, the thicker the nail. Your area can also affect the number of nails needed for your roofing project. For larger projects, youll need to use bigger nails so that they can better support the weight of the roofing felt. The installation process for felt nails and staples is relatively simple and can be completed by most people with little experience. To determine how much felt is required for a roof, find the area of the roof deck to be covered. The standard size for roofing felt paper is categorized into four. Choosing the right roofing nails and driving them properly is essential for getting the best performance out of your roof. Begin the next course from the edge just cut, moving up to the next chalk line. However, in recent years, like in the last two decades, staples have been banned as an option for roofing and shingles because of fear of an incorrect installation. Make sure the nails are embedded securely into the felt and wood sheathing. Nail the felt in using 0.59 inch (15 mm) galvanized clout nails. Measure the width and height of each section separately. Tar paper, #15 felt, use staples or nails? - Roofing Talk Valley, ridges and hips should have a 6 inch overlap of paper. The felt should be trimmed flush with the edge or 1/2 past to wrap the edge when the drip edge is placed. Cap nail shank shall have a length sufficient to penetrate through the roof sheathing or not less than 3/4 inch into the roof sheathing. One MSR roofing roll is usually about 36 feet long by 36 inches wide. of the shingle tabs where the bottom edge of the tab meets the top of the cutout. Nail metal drip-edge flashing, which bends over the roof and down the edge of the facing board, on all roof edges. Nail shank diameter should be at least 11-12 gauge for roofs. Roofing nail gun - Top roofing nailers | Best 12 brands of roofing nail In addition, the manufacturer's instructions should indicate which side of the roofing felt goes down if that matters for the specific product. In your building codes and international building codes, nails may be referenced as fasteners along with staples and screws. They cost less per square foot to install than nails, making them a good choice for those working with limited funds. 8D nails are considered standard for OSB roof sheathing materials. The added depth that roofing felt nails provide makes them slower to install. Tack it in place at the corner, with the end flush with the end of the roof and the bottom edge of the roll right along the bottom of the roof deck, over the drip edge. Double that value and you have the full roof area. Roofing and reroofing are two of the most common home improvement projects. Rolls of felt are 36 wide x 144 long for 15# and 72 long for 30#. IKO strives to accurately reproduce the screen images of the shingle swatches and house photos shown. For irregularly shaped roofs, break it down into smaller rectangles or triangles to calculate the areas. The numbers refer to the actual weight of the felt. This website uses cookies to provide necessary functionality and to improve your online experience. Copper is strong and naturally resists rust and corrosion. Fixing the nails is simply a matter of removing them, removing the shingle and installing a new shingle. If youre installing by the High Wind Application, youll use two more nails a shingle, so 360 nails per square. Its general knowledge that nail roofing felt, and staples are almost the same and give desired results: securing or holding the roofing felt. Once the course of felt is tacked in place aligned to the chalk line, trimmed, and cut to length, go back and add more staples or nails to secure it in place approximately every 4 on gable edges and 8 apart elsewhere. Common nails, or even wood screws, may be acceptable nails for OSB roof sheathing. The Purpose of Roofing Felt - Is Roofing Felt Necessary? - IKO Staples are typically made from aluminum or other metals that are not as durable. The lower edge will need to be trimmed to the drip edge. If you need to install new roof decking or OSB, youll need to nail it to the roof truss. Consult your local building department for specific nailing applications. Amazon.com: Roofing Felt This is because a roofing nail has high holding power, unlike its counterpart. However, aluminum nails are still used on asphalt shingle roofing by some roofers. To calculate the slope or grade of your roof, youll need to measure the rise and run of your roof. I will also need to overlap the felt, how much overlap should I use? Such factors include the nail spacing requirements of the total area of your roof and the slope or grade of your roof. Whatever the cause, its important to fix any nail pops in a roof to prevent damage. $7.18 $ 7. Besides, the type of underlayment used for roofing material is not much to bother because they are held mainly by many layers of shingles that weigh higher above the roofing felt underlayment itself. The seams between sheets use nails at 5cm spacing. A ring shank nail is also called an annular roofing nail or corrugated roofing nail. #12 x 1 in. Plastic Round Cap Roofing Nail (3,000-Pack) Holding power is essential, especially if you live in areas with high winds. In this guide well discuss what roofing felt is, why it is necessary, and the different types of underlayment. #30 Asphalt Saturated Underlayment Benefits. If you use the same shingle and add the nail back in a different spot, youre leaving behind a hole where the nail once was. Nails and staples have several significant differences. This means they may lose over time, especially in high winds or severe weather conditions. Note the differences in the specification and length of the fasteners as well as the nail/staple patterns. The answer depends on the thickness of the plywood and the building code. In addition, roof staples are affordable, easy to work with, and can be used for diverse building projects. Install the drip edge to the eaves (the lower edge of the roof) prior to rolling out the felt, or slide it under the felt underlay and over the fascia. An 8d nail, for example, cost 8 pennies for 100. You may prefer to use copper roofing nails on a roof with other copper accents. Roll the first large piece of felt over one side of the roof, allowing the excess to overhang. Type 304 Stainless Steel Nails - These are the middle of the road and also only recommended for indoor use, as they are rust-resistant but not rust-proof. [4] 4. As always, your comments and suggestions are appreciated. Roll out about 10 feet of felt and fasten with staples or roofing nails with plastic washer heads. Rolls of felt are typically 36 wide, and low slopes require 19 overlaps. The quality of the material used is also an important consideration. The 30-pound roll is 36 wide by 72 long and covers 216sqft. Corrosion resistant to ensure they last over time, and for use where strong joints are required. Strips should always lay flat. They are waterproof or water-resistant and provide additional protection and a barrier against moisture penetration. Tack or fasten roofing felt using stainless steel to T50 staples or 7/8 to 1-1/2 hot-dipped galvanized or aluminum 12-gauge shank roofing nails with a 3/8 head diameter. All nails and staples should be placed on the lower half of the paper. How Many Sq Feet In A Roll Of Roofing Felt - RoofingProClub.com Most professional roofers use staples instead of nails when installing roof felt on larger roofs. Roof nails are available in 12-, 11- and 10-gauge. The most distinguishing feature of a roofing nail that sets it apart from other types of nails is the size of its head. A staple gun is convenient because it is less bulky and can shoot a lot of staples in a short period. How to install roofing battens - 4 simple steps | Marley To install roofing felt, you need nails that have very wide heads to keep the felt . This is because each nail needs to be driven individually into the roof. Before securing the end of a row, take time to walk the row, smoothing out any rough spots and matching up the snapped chalk lines. Prevent Ice Dams Roofing felt is made of natural or synthetic materials such as wood cellulose, recycled cloth, fiberglass, or polyester. The first course commonly extends past the lower edge of the sheathing by 1/2 or to cover the drip edge. A roof certification is a significant component of the overall roof maintenance management and significantly benefits homeowners. At the gable ends trim flush to the decking or leave 1/2 to 1 to wrap the edge when installing the drip edge. 5 Energy Efficient Roofing Materials To Use. Installing New Shingles Over Old Shingles | DoItYourself.com Measure up the roof and snap chalk lines where the upper edge of each course will go. Nail metal drip-edge flashing, which bends over the roof and down the edge of the facing board, on all roof edges. Successive courses repeat the 19-inch overlap. Here are some reasons why felt paper is necessary: There are three main types of underlayment applied to roof decks prior to asphalt shingles and other roof coverings. However, the process can be tedious, as you must constantly stop and reload the nail gun, adding more time to your roofing project. It is represented by the letter d. Here is a handy chart to help you find the right size of roofing nails if they are only listed in penny length. The penny system is an old way of classifying nails. Some suggest you fill this hole with roofing cement, but this repair option must be done carefully to maintain the roofs water-shedding performance. The Best Roof Underlayments of 2023 - Picks from Bob Vila Also, you can use an aluminum or copper nail, depending on your location. When you get to an end shingle in a course, nail it in place so its edge overhangs the corner. Square cap nails are typically used for fastening felt underlayment and not asphalt shingles. However, you may need more (480 nails per square) if you live in an area with severe weather conditions to ensure that your roof can withstand the high winds and heavy rain or snow. Roll out the first course, tacking it down as you go. The roofing nailers are designed for driving 12-gauge nails up to a depth of 1 inch whereas the framing nailer shoots large 16d nails to a depth of 3 inches. Place your nails in a plastic cap or one with nails. This is because there is more surface area for the nail to grip. There are two methods of galvanizing nails: hotdipped and electrogalvanized. And it has to be through and through, and the diamond tip will go past the wood. Roof felt is available in weights of 15 or 30-pounds per 100sqft. However, both fastening systems are durable and will last for many years with proper care and maintenance. 15-pound roofing felt costs around $20 for just over 420 square feet. In normal wind zones the nails should be driven at 6.0 O.C. Account for waste. Estimating your roofing materials is key to your success, so youll want to know how many nails youll use in a square. Back in the day all I used was staples and /or roofing nails now plastic tops . Continue unrolling and tacking until you near the other gable edge. While it is common to find nails with a shank diameter of 13 inches, they cannot be smaller than 12 gauge (2.67mm) and still comply with the IBC. FREE delivery Tue, Feb 21 on $25 of items . One of the essential factors is selecting a suitable fastener! Measure the length from edge to edge and the eave to ridge, and multiply the values for the area of half the roof. Once you understand what it does, and you know which one you need, you are ready to lay the underlayment for your roof. Rolled Roofing Basics. Use a construction stapler or a hammer. When installing thicker shingles, you may need to use a longer nail in order to penetrate the OSB beneath fully. (Must Read This), Pressure Treated Lumber For Roof Rafters (Lets See), Roof Sheathing Horizontal Or Vertical (Must Read). Another quality is its ability to withstand intense exposure to the sun over a long period. They are easy to install and are unique in their work and functions. The variation in the lengths of the T50 staples entirely depends on the thickness of the felt and the density of the wood beneath it. what size roofing nails for 1/2 plywood - Columbus Roofing Company Installing the roofing felt does take care, but can go very quickly. A larger-size head might increase the risk of exposing part of the nail head in standard nailing locations on the shingle. Stainless steel nails are best used for slate and ceramic roofs or asphalt shingle roofs in coastal climates. It is important to note that local building and fire codes may require cap nails instead of staples, so check the fine print. And while they may seem pretty straightforward, there are various factors to consider when choosing the suitable roofing materials and methods for your project. Underlayment, also known as roofing felt or tar paper, is a layer of protection that roofers install between your roofing deck and the roofing shingles or tiles. For most homeowners, aesthetics are essential when choosing a fastening system. No matter what fastening system you choose, follow the manufacturers instructions carefully to ensure a successful installation. Aug 15, 2010. 320 nails will be needed to install a square of standard 3-tab shingles, assuming four nails per shingle and 80 shingles per square. Dont confuse these cap nails with gasket roofing nails. Use with Dewalt DWTTH700 series, Stanley TRA700 series, or Arrow T-50 5/16, 3/8, or 1/2 staples. Shank diameter. In high-wind areas, more fasteners may be required. Dont tack the upper edge as it will be tacked down with the overlapping next course. The ridge cap used on this roof . This is because the nails are small and blend in with the paper backing of the roll. 2004-2023 IKO Industries Ltd., IKO Industries, Inc., and their affiliated and related entities. How to felt a shed roof: simple steps for protecting - GardeningEtc The International Building Code requires that roofing nails have a minimum 12-gauge shank and a 3/8-inch diameter head. Each run of shed felt should overlap the next by at least 7.5cm. Make sure to expose 5 in. However, due to manufacturing variances, the limitations of your monitor resolution and the variation in natural exterior lighting, actual colors may vary from the images you see. Unroll the first course beginning at one gable edge and rolling to the opposite edge. With higher coverage, youll lay down fewer shingles in a square and therefore use fewer nails. Galvanization adds a layer of zinc onto the steel that significantly inhibits rust and corrosion. Before applying roofing, you'll need to cover the sheathing with roofing felt, also often called "tar paper." Most local codes call for using 30-pound felt. Roof Felt - Roofing - Building Materials | Wickes Staples are faster and easier to use as an underlayment. How Many Nails Do You Need To Install Metal Roofing Felt Paper? Roofing staples are a fastener to secure roofing felt or tar paper to the roof deck. To protect the rake or gable ends from wind-driven moisture, the drip edge is placed over the underlayment to seal it down to the deck. The most pronounced advantage of the staple over the nail is that roofing staple guns can install four staples at once while nail guns can not. 3. Replace any damaged decking and sweep the deck clean of sawdust and debris. Any stray roof tacks, pieces of old felt, or general debris should be cleared off. . The most common width is 36", although they are sometimes available in other sizes. Construction stapler or plastic washer nails. Unroll the felt on the roof deck or ground, measure the width, and cut. The nails should provide a minimum of 40mm penetration into the rafter, so a nail length of 65mm is generally recommended. Roofing nails are cleverly designed to help you do a better job. You can learn more about the sizes of staples here. Limited time deal. The rise is the height from the edge of your roof to the peak, while the run is the distance from the eaves to the peak. Factors such as type of fastener, accurate installation, placement, holding strength, and local building authority codes all influence why people choose nail or staple fastener for their roofing felt underlayment. That being said, you can expect a small, 5-pound box of smooth shank galvanized steel roofing nails to cost around $10. Florida Building Code, 6th Edition SHINGLE ROOFING - Bay County, Florida

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