In terms of the installation, there is not much difference between the two fastening systems. Various nail shank types for different requirements. Wood Shingles (minimum 3/4 " sheathing) Wood Shingles Nail Type Minimum Length 18 Straight Split 3d Box 1-1/4 18 and 24 Handsplit and Resawn 4d Box 1-1/2 Disclaimer The above nail sizes are recommendations only. 5. As its many names suggest, this type of nail has rings along the shank. NOTE: Not all products featured will be available in your area. The first course commonly extends past the lower edge of the sheathing by 1/2 or to cover the drip edge. Fasten panels with a minimum of 8d Common (0.131-inch by 2-1/2-inch) nails spaced a maximum of 6 inches on center at supported panel ends and edges. (Follow Correct Way)Continue. 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. 30-pound roofing felt costs more, but also offers more protection. Where a roll ends and a new one is begun, the two rolls should be overlapped by four inches. Roof felt is often called tar paper and is commonly used in similar ways, however, they are different. Sheradised Square Twist Nails are invalueable when working with timber construction. If required by code, wind conditions, or just regular practice, use plastic capped roofing nails. Dont tack the upper edge as it will be tacked down with the overlapping next course. There are applications where felt is necessary and others where it is not. However, as roofing nails will usually be hidden by the shingles above them, steel nails dont detract from the look of the roof. Fixing the nails is simply a matter of removing them, removing the shingle and installing a new shingle. Many metal roofing dealers specify minimum of 7/16" sheathing. When ridge vent installation is performed correctly, the vent increases the home's energy efficiency and extends the life of the roof. $3.19 $ 3. In addition, the chances are that You can install staples incorrectly or inaccurately. Overlapping sheet, shed felt adhesive sticks, felt to felt. With that said, lets explore your roofing nail options and which is best for your next roof. well overall size is 15x8 and from ground to pitch of the roof it should not be more than 10 feet.I am thinking front 15 feet wide wall will have a higher side of roof and back 15 feet wall . It starts with installing solid decking, usually plywood or oriented strand board, but that is not waterproof. HousingHow Roofing Roofing Felt Nails Or Staples? Plus, they may have been otherwise damaged. Two or more people are required to help roll out and straighten the paper during the process. The manufacturing process of felt nails is more complex than staples. The ridge cap used on this roof . At the gable ends trim flush to the decking or leave 1/2 to 1 to wrap the edge when installing the drip edge. Your area can also affect the number of nails needed for your roofing project. In addition, both require similar tools for installation. Back in the day all I used was staples and /or roofing nails now plastic tops . Ideally, your roof will not have any exposed nails, with the exception of the last cap shingle (and those nails should be covered in roofing cement.) On low slope roof decks between 2/12 and 4/12, the recommended overlap for roofing felt is a minimum of 19-inches. Of course, if you find yourself overwhelmed by the planning, preparation, or execution, you can reach out to professionals in your area. All nails and staples should be placed on the lower half of the paper. F1667 RSRS-03 (2 " 0.131") nails or ASTM F1667 RSRS-04 (3" 0.120") nails. 5 Energy Efficient Roofing Materials To Use. Thats a bad idea. If youre installing by the High Wind Application, youll use two more nails a shingle, so 360 nails per square. Be sure the tar paper lies in flat strips that are absolutely smooth. Do the other side of the roof the same way, also with an overlap at the peak. 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. These applications are ideal for flat roofs or protective surfaces under roof-level decks. This step is vital to the success of your new roof and must not be shortchanged in any way. Use a construction stapler or a hammer. Depending on your local building authority, you can use staples for roofing felt or, in other words, as roofing felt underlayment. A 36x72 roll covers 216sqft, weighs about 32-pounds, and has printed lines at 2, 4 and 17 for easier placement of upper courses and shingles. Staples can be used for tacking it down, but not recommended to hold. Head diameter: 0.55" - 0.79". Before laying roof felt, all rotten decking must be replaced. Start the roof felt at one bottom corner of the roof. The most common size is 3/8 inch diameter with a 1-1/2 or 2-inch length. 1 Use a sharp knife to trim that shingle to within about 18 in. What Type of Nails Should be Used with Shingles? Roofing nails that are 11- or 10-gauge are also allowed by most building codes as they are thicker and sturdier. Continue along the roof to the other end and trim the felt flush at the end with a utility knife. Penetration. Nail shank diameter should be at least 11-12 gauge for roofs. The longer it is left uncovered, the more it will weather and fade. This is because each nail needs to be driven individually into the roof. Roofing felt nails or staples are effective roofing methods or options that can go well with very soft materials. Nail every 8 to 12 and about 1-1/2 in from the outer face of the drip edge. A 2d nail is 1 inch long, for example, while a 16d nail is 3 1/2 inches long. If you were considering using screws for their extra security, consider ring shank nails instead. They can also be overdriven or even underdriven. FREE delivery Tue, Feb 21 on $25 of items . While nails are mostly used with asphalt shingles, staples can be used with various roofing materials such as fiberglass mat, roll roofing, and thatch. Nail the felt in using 0.59 inch (15 mm) galvanized clout nails. Every time there is a gust of wind, we rely on the nails weve chosen to hold new shingles in place. It is versatile, strong, and affordable. While all tar paper comes in rolls, you do have some control of what size roll you will purchase. (A Beginners Guide) DoneContinue, Roofing Felt Nails Or Staples? The use of nails for roofing in an area may differ from another, but they are primarily similar; therefore, it is difficult to go against building codes when using roofing nails. The most common width is 36", although they are sometimes available in other sizes. You can also install asphalt shingle roofs using either a staple or nailer. Nail metal drip-edge flashing, which bends over the roof and down the edge of the facing board, on all roof edges. Here at Roofing Superstore, we've put together a guide outlining the different types of roofing nails, and which materials they work best with, so read on. If you live in an area with high humidity, you may need to replace your staples more often. Many manufacturers offer 10-year guarantees for felt. It is available in rolls of 15 and 30-pounds per hundred square feet. Roll out the first course, tacking it down as you go. Multiply the width by the height for the square footage of each section, then add the . The caps help prevent tearing and are helpful for keeping the felt in place if it is windy, or if there will be a delay laying the shingles. The 30-pound roll is 36 wide by 72 long and covers 216sqft. The heavy-duty felt or paper is saturated or coated with bitumen. Can Roofing Felt be Glued? The three types are: Asphalt, tar, or bitumen-saturated felt, Synthetic or non-bitumen underlay, and Rubberized asphalt underlay. One IKO test found that ring shank nails have 300% more strength than smooth shank nails. 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. Ensure theyre long enough to penetrate through the felt and the roof decking. Synthetic underlayment comes in 10 square rolls, while regular #15 felt comes in 4 square rolls. The differences between the stable and nails are visible. 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. Use with Dewalt DWTTH700 series, Stanley TRA700 series, or Arrow T-50 5/16, 3/8, or 1/2 staples. One of the most significant advantages of using a roofing nail is that it creates a stronger bond than a roofing staple on the roof decking. A greater overlap provides more protection but may cause problems with spacing and fastening upper courses relative to sheathing seams. It sheds precipitation while awaiting shingles, protects the shingles from resins and glues leaching from the decking, and acts as a second line of defense against moisture. This website uses cookies to provide necessary functionality and to improve your online experience. Paper can be fitted around vent pipes by cutting a slit and then putting it over the pipe. This will help keep any moisture from getting under the felt. Mark every 34 or 33 and snap a line across the deck for 2 or 3 overlaps on slopes greater than 4/12. Unroll the first course beginning at one gable edge and rolling to the opposite edge. 1 8d nail i like ring shank will help with a nail pop later 2 roof felt staples or plastic cap nails and rolled roofing aluminum 1 1/4 roof nails. Staples are faster and easier to use as an underlayment. Bob Haring has been a news writer and editor for more than 50 years, mostly with the Associated Press and then as executive editor of the Tulsa, Okla. Jewelry Box Felt Liner, A4 Size (8.3" x 11.8", Black) 4.6 out of 5 stars 2,348. Is it necessary to use adhesive? They are widely used and have been recognized as effective methods of holding roofing felt or underlayments and can be used for several small-scale buildings or larger building projects. Shank type: smooth, ring, screw. Starting at the eave, 36-inch-wide (914 mm) strips of underlayment felt shall be applied overlapping successive sheets 19 inches (483 mm) and fastened sufficiently in place. Roofing nails are the most common type of fastener used to attach asphalt shingles to the roof deck. Your attic needs to breathe. For slopes between 2/12 and 4/12, double the resulting area value and then divide by the area a roll of felt covers. Share this Post: Back to Home. So for the 24 square roof example, you would need 2.4 rolls of synthetic underlayment, or 6 rolls of regular #15 felt. Repeat until the roof is covered. When installing thicker shingles, you may need to use a longer nail in order to penetrate the OSB beneath fully. The quality of the material used is also an important consideration. Unroll the felt on the roof deck or ground, measure the width, and cut. It helps protect the sheathing and the shingles and commonly has parallel lines printed on it that make shingle placement easier. Staples are typically made from aluminum or other metals that are not as durable. IKO assumes no responsibility for errors that may appear on this website. Aluminum nails are more prone to corrosion, as well as chemical and salt damage, than steel nails. What Type of Nails for Felt/Underlayment? The cost of your roofing nails will depend on a few factors, including material, type and length. Determine the bundles of shingles needed to cover the roof. Some roofers recommend laying a strip of adhesive rubberized membrane over the drip edge at the eave as an added protection. This is because the staples are smaller and have a smaller head, which means they pierce the shingle less. They may or not allow staple roofing felt. 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. 19. in normal wind zones. Leave the top portion of the paper loose. In high-wind areas, more fasteners may be required. Roofing nails with gaskets are intended for metal roofs. You can learn more about the sizes of staples here. As always, your comments and suggestions are appreciated. For roofs with slopes greater than 4/12, a minimum overlap of 2-inches between courses is required. You can learn more about the sizes of staples here. Avoid using cement on the roofing felt, especially if you plan to re-shingle the roof that day. This 400g pack of joist hanger nails from Wickes are designed to secure joist hangers in roofing, ceiling, flooring and decking work. The standard size for roofing felt paper is categorized into four. Add 10% to the shingle estimate to account for waste. In this case, youll want to use roofing nails made of robust materials such as steel or aluminum. Roofing nails are cleverly designed to help you do a better job. They cost less per square foot to install than nails, making them a good choice for those working with limited funds. 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. The downside of roof nails is that they are bulkier and prone to multiple jams while working with them. This is because the moisture can cause the staples to rust and break down faster. By Maria Goudiss. The size and complexity of the roof decking affect how long the task will take, but regardless of size, most felt installs are similar. 1. The NRCA (National Roofing Contractors Association) recommends a double layer of 15-pound underlayment for roofs between 3/12 and 4/12, and a single layer for decks greater than 4/12. Watch our step-by-step video showing how to felt a shed roof, with expert advice and top tips to help you complete the job with confidence. The head diameter is typically a standard 3/8-inch for all roofing nails. 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. Also, when installing ridge and hip shingles, youll need nails that are about a half an inch longer, as they need to penetrate more shingle layers. Where a roll ends and a new one is begun, the two rolls should be overlapped by four inches. The chalk line provides a parallel reference line for aligning the felt courses. 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. Also note that nails are sold by the pound, and if youre a professional roofer, it may benefit you to buy in bulk in order to reduce costs. Rolls of felt are typically 36 wide, and low slopes require 19 overlaps. Nail every 8 to 12 and approximately 1-1/2 in from the outer edge. According to the International Building Codes 2018 Edition, fasteners for asphalt shingles must be a minimum of a 12-gauge shank.While it is common to find nails with a shank diameter of 13 inches, they cannot be smaller than 12 gauge and still comply with the IBC. However, this is a detriment to the roofs performance. The installation process for felt nails and staples is relatively simple and can be completed by most people with little experience. Roof felt is available in weights of 15 or 30-pounds per 100sqft. Corrosion is always a concern with any metal roofing fastener. You may find roofing nails identified by their penny length. and water shield should also be installed a minimum of 2 ft. past the inside bearing wall of the structure,so check the size of your overhang/soffit,and 6-8" of wall thickness,and calculate what you need by adding 2 ft. to the measurements,you`ll find in most cases ,1 . Many factors have influenced the shift from using felt nails in modern times. Divide the resulting area value by the area one roll of 15 or 30-pound felt will cover, and round up as its sold in full rolls. To ensure we feature the products available in your area, please select your country and state/province. Sheathing that gets wet before the roofing material can go on should be allowed to dry thoroughly before continuing. Consult your local building department for specific nailing applications. Its working rate is prolonged but heavyweight, making work tiring. (Explained), Uneven Transition Between Cement Board And Drywall, Drywall Anchor Keeps Breaking (Causes & Fixes). 1. One of the essential factors is selecting a suitable fastener! This inarguably depends significantly on the type of nails used. There are a couple of different ways to attach felt. It also doesnt wrinkle when wet or crack and split in the cold. A larger-size head might increase the risk of exposing part of the nail head in standard nailing locations on the shingle. Roofing Felt that exceeds the scuffed area by 6" (152 mm) However, the size differs depending on the application and the local building codes. Measure the deck from the bottom to top for the number of courses of paper. So if youre on a budget, staples may be the way to go. Thicker and stronger than other organic underlayments, #30 Asphalt Saturated Underlayment paper offers superior tear strength and more secure footing for roofers, especially in steep-roof applications. All rights reserved. You need #buttoncapnails in order to nail down your roofing underlayment on your roofing project whether it's tar paper or or even peel in stick in some area. This means that using a staple to nails is four staples to 1 nail. Unroll the start of the first course, align with the edges and chalk line, and tack down the gable edge. Typically 2 to 3 days will be required for this. Limited time deal. Using roofing nails and roofing staples are common methods. Do not simply hammer the nail down, renail it in the same spot, or use the same shingle. . The gasket is rubber, not plastic. Continue unrolling and tacking until you near the other gable edge. You should check with your building code and local bylaws to confirm. Because they are less secure than nails, staples are more likely to lose over time. Overlay a second layer of felt 2 to 3 inches and fasten it through the overlay so it secures the top of the felt underneath. The seams between sheets use nails at 5cm spacing. Felt nails are usually made from galvanized steel, which is corrosion-resistant. Start at the lower edge of the roof, nailing the batten into place at the centre of the rafter. Highly visible alignment lines. However, you may need to replace staples more often than felt nails. Specification Material: carbon steel, stainless steel, aluminum, copper. Staples are used with a variety of roofing materials. Roofers tend to use the roofing nails they already have on hand to install flashing. Since retiring he has written freelance stories and a weekly computer security column. Its general knowledge that nail roofing felt, and staples are almost the same and give desired results: securing or holding the roofing felt. The kind of nails youll use for your roofing felt will depend on the project youre working on. Roofing felt nails are less visible than staples, which give your roof a neater appearance. Fasteners should be about 8 apart in the bottom 3/4 of the paper. The angled corner should be flush to the facia while the outer edge of the kick-out stands out between 1/4 and 1/2 to keep runoff away from the structure and into the gutter. The lower edge will need to be trimmed to the drip edge. However, the process can be tedious, as you must constantly stop and reload the nail gun, adding more time to your roofing project. Surface treatment: polish, electro galvanized, hot dipped galvanized or vinyl coated. 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. Copper nails are most often used on roofs with copper flashing and accessories. Well walk you through the types, sizes and materials you may choose from when picking a roofing nail. Dont confuse these cap nails with gasket roofing nails. (Follow Correct Way), What Does A Roof Certification Cover? What Size Staples Required for 30lb Felt? 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. In this guide well discuss what roofing felt is, why it is necessary, and the different types of underlayment. The length of each nail must be a minimum of 1 inches long, and for roof-overs, Atlas recommends a nail length of at least 2 inches. They are called 8d common nails or 8-penny nails and can be round-headed, sharp-pointed 11-gauge galvanized steel or the equivalent corrosion-resistant roofing nails. Fasten the field area in the middle of the roll a minimum of 24 O.C. You may prefer to use copper roofing nails on a roof with other copper accents. How to Install Owens Corning Roll Roofing, How to Install Ridge Caps for Metal Roofing, Home Building Mentor: How to Install Roof Felt, Warrior Roofing: Roofing Felt Installation Instructions, How to clean a showerhead, according to an expert, How to Put Rigid Foam Insulation on the Roof Before Putting on Shingles. They are made from galvanized or stainless steel for durability and rust resistance. Roofing nails should be 1-1/4 to 2 inches long to ensure that it sufficiently penetrates and embeds in the roof sheathing. If you are on a budget or are looking for a fastening system that is easier to install, staples may be the right choice. However, most roofers prefer staples because they are less expensive, have outstanding holding power, and enable roofers to work faster by covering an extensive space with their compact collection. 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. If you need to install new roof decking or OSB, youll need to nail it to the roof truss. Tack the next course or layer into place. $7.18 $ 7. Put fasteners at least every 8 inches; some suppliers recommend staples about every 4 inches. 15-pound roofing felt costs around $20 for just over 420 square feet. Professional Professional Tools & Support. 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. With higher coverage, youll lay down fewer shingles in a square and therefore use fewer nails. Read More What Does A Roof Certification Cover? Copper is strong and naturally resists rust and corrosion. Never mount the felt paper on wet sheathing. For best performance, you should use ring roofing nails that are made of hotdipped galvanized steel. Successive courses repeat the 19-inch overlap. On the other hand, staples are larger and more visible. Nails that didnt fully penetrate the sheathing may work their way up over time.
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