Chalk lines should be snapped 33 5/8 above the eave line. All rights reserved. And it has to be through and through, and the diamond tip will go past the wood. What Size Staples For 30lb Felt? (Read This First) | [2023] Staples also provide great finishing outlooks on your roofing or other building projects. If you are not sure what size of nails to use for your project, you can always consult the building department in . You dont need to use cap nails or another special type of nail for this purpose. Though they vary greatly in material, size and type, all roofing nails share one helpful characteristic: a diamondshaped point. They also go against most building code error codes and local building authority standards. Be sure you to use the correct nail length and place it properly. Fasten drip edge on eaves with galvanized nails and a hammer, about 12 inches apart, before laying roof felt. How to Roof a House (DIY) | Family Handyman As a result, roof nails can last for over 50 years, and most last for more extended periods provided the building is still standing. Each higher number in the penny system represents a 1/4-inch length increase, up to a 12d nail (3 1/4 inches long). Smooth application of the roofing paper will help you achieve a smooth installation of the shingles. How to Apply Underlayment to a Roof - Better Homes & Gardens An 8d nail, for example, cost 8 pennies for 100. . Roofing nails with gaskets are intended for metal roofs. The installation process for felt nails and staples is relatively simple and can be completed by most people with little experience. Roofing felt nails like cap nails are generally more expensive than staples. On low slope roof decks between 2/12 and 4/12, the recommended overlap for roofing felt is a minimum of 19-inches. Nail the felt in using 0.59 inch (15 mm) galvanized clout nails. How Many Roofing Nails Per Square - RoofingProClub.com NOTE: Not all products featured will be available in your area. Amazon.com: Roofing Felt Overlapping sheet, shed felt adhesive sticks, felt to felt. The reason they want you to use felt nails is to prevent blow offs if left exposed or high wind areas. For example, when using Cambridge shingles, youll use roughly 240 nails, because of their Advantage size. 1. Most roofers use four nails per shingle and five nails for each roofing felt square. Choosing the suitable fastener for your roof or shingle is dependent on four factors; the type of fastener, correct installation, placement, and holding strength. If you need to install new roof decking or OSB, youll need to nail it to the roof truss. 18 ($1.06/Sq Ft) $11.99 $11.99. Bitumen is a waterproof mixture of coal-tar pitch or asphalt and other viscous and sticky organic liquids. Due to the low slope, the felt needs to be doubled. The lower edge will need to be trimmed to the drip edge. For roof slopes greater than 4/12, multiply the area by 1.10 to account for the 2 overlap and potential waste. Arrow 1/4-Inch T50 Monel Rust Proof Staples, Building Code [IRC2018 Table R905.1.1(2)] requires two layers of underlayment for low-slope roof decks between 2/12 and 4/12, Local Codes may require it for slopes greater than 4/12, Many home and roof warranties require felt paper, NRCA (National Roofing Contractor Association) recommends bitumen, asphalt, tar, or synthetic felt for asphalt shingles, The NRCA recommends water-resistant underlayment for roof slopes greater than 3/12, Roofing felt helps to prevent pitch, uneven or sharp edges, and nails from damaging shingles, Some shingle warranties are void if felt isnt used, Necessary to meet Class A fire rating with some shingles, Provides additional protection to the roof decking against moisture penetration, When removing old shingles, fully remove and replace the old felt with new felt, Made of tar, asphalt, or bitumen-saturated organic or fiberglass substrate felt paper, Commonly used for slopes greater than 3/12, Water-resistant and breathable, not waterproof sheds moisture, doesnt trap it, 15-pound is lighter and thinner, and easier to damage; it has a permeability rating of 5, 30-pound is thicker and stiffer, and more resistant to damage; provides greater protection, Must overlap 19-inches or more on a low slope, 2/12 to 4/12, to form a double layer on the whole roof deck, On slopes greater than 4/12 the courses of felt should overlap at least 2-inches, Commonly fastens with staples or in high wind areas with plastic capped nails or plastic wind-strips, Compounds leach out over time and with sustained exposure to heat it becomes more absorbent, Manufactured from polyethylene or polypropylene, plus fiberglass in an asphalt-saturated base layer, Equivalent to felt but withstands higher temperatures, Lighter and stronger than felt, wrinkle-free, and may have a non-skid coating that is slip-resistant even when wet, Resistant to moisture, mildew and fungal growth, and UV damage, Can be left weather-exposed for 6-months or more, Overlap depends on the slope and manufacturers instructions, Fastens to deck with roofing nails or plastic cap nails staples arent recommended, May void warranties for some asphalt shingles, Polyester or polyethylene layer bonded to a weather-resistant non-skid upper layer, May have a moisture-resistant polymer film and/or a mineral coating melded to the upper layer, Typically self-adhering with a peel-off membrane protecting the adhesive side, Rubber-like material will self-seal around nails and staples, making it waterproof, Very flexible for irregular surfaces and different temperature extremes, May be designed to resist high-temperatures up to 250F, May be fiberglass-reinforced or polymer-modified for strength and elasticity, May have a selvedge edge or sticky strip along the upper edge to form a stronger watertight seal with the overlapping upper course, Typically more expensive than other underlay treatments. The nails should be spaced 6 to 8 inches apart, so the total number of nails you will use will depend on the size of the roof. Ensure theyre long enough to penetrate through the felt and the roof decking. 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. Overlap the end of a roll about 4 inches with the start of a new roll and fasten both pieces to the decking. felt application we use plastic cap nails with the Bostitch cap nailer. Finished Product We'd love to see how your project to replace roofing felt turned out! A larger-size head might increase the risk of exposing part of the nail head in standard nailing locations on the shingle. Secure the shingles with the roofing nails. Use four roofing nails per shingle, as indicated on package instructions (six nails in high-wind areas). Specifically, youll need roofing cap nails. Point: diamond or blunt. Roofing felt is a type of underlayment that professionals install beneath a roofs shingles. For asphalt roofing shingles, use galvanized nails. There are two methods of galvanizing nails: hotdipped and electrogalvanized. You can learn more about the sizes of staples here. What Size Nails For Roofing Sheathing? - Roof Critics By using this website you accept our use of cookies and the. However, you may find they are more expensive. Felt provides a breathable, water-resistant membrane that helps shed moisture that makes it past the shingles. Measure up the roof and snap chalk lines where the upper edge of each course will go. Ask your dealer for the correct amount of nails for your size roof, in the length you specify. There will be a tiny gap on one side of the nail or the other. Attach or tack roofing felt to galvanized or aluminum 12-gauge roofing nails with a 3/8" head diameter with stainless steel staples 1*4" to 12" T50 staples or 7/8" staples to 1/2-inch hot dipped galvanized or aluminum nails. As a result, most local building authorities have banned staples for roofing. Two or more people are required to help roll out and straighten the paper during the process. . Limited time deal. [4] 4. You cannot use screws for roofing shingles, only roofing nails are approved fasteners. But, as with so many other projects, the key lies in the prep work. A larger-size head might increase the risk of exposing part of the nail head in standard nailing locations on the shingle. I will also need to overlap the felt, how much overlap should I use? If youre estimating the cost of your nails, its best to head into your supplier and compare their prices yourself, as costs vary by location too. It is quicker to install and can withstand winds and extended exposure better than felt. Both felt nails and staples require minimal maintenance. The kind of nails youll use for your roofing felt will depend on the project youre working on. Well explain how to install the roof felt and drip edge, and make some tool and material recommendations. You can learn more about the sizes of staples here. ONLY USE 1 diameter plastic cap roofing nails. Ultimately, it is best to refer to your building codes and roofing manufacturer for more specific guidance. There should be no wrinkles or other spots that could catch moisture and cause problems. of the face of the lower-course shingle on the other side of the corner. Pack Size. A typical roll of 15-pound felt is 36 wide and 144 long and covers 432sqft. For the lower . In terms of durability, felt nails are more durable than staples. Place your nails in a plastic cap or one with nails. Use only plastic cap, corrosion-resistant nails or staples with plastic caps. As a result, they are less susceptible to jamming and easily reload. Nails and staples have several significant differences. However, felt nails edge out staples in terms of cost, hold, durability, and quality. For slopes greater than 4/12 a single layer of felt is acceptable. For slopes between 2/12 and 4/12, double the resulting area value and then divide by the area a roll of felt covers. The RSRS designation indicates the fastener is a ring shank roof sheathing nail. Continue unrolling and tacking until you near the other gable edge. It is important to note that the nail and staple roofing felt have these outstanding qualities. Design depends on type of metal roof: exposed or hidden fasteners; board and batten (pan and ridge) panels; shake and shingle panels; panel or tile system; standing seam; etc. Roofing nails should be 1-1/4 to 2 inches long to ensure that it sufficiently penetrates and embeds in the roof sheathing. The Purpose of Roofing Felt - Is Roofing Felt Necessary? - IKO The lower the gauge number, the thicker the nail. Ideally, the roof should be done when there is a forecast for several days without a lot of rain. Wood splinters should also be pulled out for a smooth, clean decking surface. Nail metal drip-edge flashing, which bends over the roof and down the edge of the facing board, on all roof edges. By Maria Goudiss. (Explained), Or Drywall For Ceiling (All You Need To Know), How To Overlap Or Hang Drywall On 45-Degree Corner? What Size For Roofing Felt? This makes them the better option for most people. Sheathing that gets wet before the roofing material can go on should be allowed to dry thoroughly before continuing. Install the drip edge, so it projects past the ends of the eaves by about 3/4 at the gable or rake end. We'd recommend nailing from the centre of the edge of the sheet and working outwards. When preparing to shingle or reshingle a roof, laying roofing felt offers an extra barrier against moisture. Simply put, smooth shank nails have a smooth shank. The most common width is 36", although they are sometimes available in other sizes. Although this is admittedly a matter of opinion, many people feel that nails provide a neater appearance than staples. How to install roofing battens - 4 simple steps | Marley You can find each of the three types of roofing nails in the three materials we list below. So if youre on a budget, staples may be the way to go. Galvanization adds a layer of zinc onto the steel that significantly inhibits rust and corrosion. Never mount the felt paper on wet sheathing. Then they nail it along the edge every 6 to 10 inches. The head diameter is typically a standard 3/8-inch for all roofing nails. This is because the nails are made of a stronger material that can withstand more wear and tear. It takes 3 bundles to cover a square if you use 3-tab shingles, the most common type. Roll out about 10 feet of felt and fasten with staples or roofing nails with plastic washer heads. For most homeowners, aesthetics are essential when choosing a fastening system. If your building codes require thicker sheathing, youll need 1 -inch nails. DIY Roofing | Owens Corning Roofing - Roofing, Insulation, and The puncture must be complete so that the whole diamond tip is past the wood. In areas where you can use extreme weather conditions, such as wind-driven rain, ring shank copper nails to seal or resist strong winds blowing over the roofs. For roofs with slopes greater than 4/12, a minimum overlap of 2-inches between courses is required. This goes a long way to bring to light how durable nail roofs are. $3.19 $ 3. Use a utility knife or hook-bladed knife to cut the felt. What Size Staples Required for 30lb Felt? The T-50s are compatible with most brands of staple guns or hammers. The size and complexity of the roof decking affect how long the task will take, but regardless of size, most felt installs are similar. The standard size for roofing felt paper is categorized into four. Not felt to timber. The sooner it is protected by shingles, the better. Roof felt is often called tar paper and is commonly used in similar ways, however, they are different. #30 Asphalt Saturated Underlayment | atlasroofing.com Leave about 5cm between each nail, and ensure the sheet is pulled tight and sitting in line with the roof. In your building codes and international building codes, nails may be referenced as fasteners along with staples and screws. Staples are also not as durable as nails and are more likely to come loose in high winds. (Must Read This), Pressure Treated Lumber For Roof Rafters (Lets See), Roof Sheathing Horizontal Or Vertical (Must Read). Multiply the width by the height for the square footage of each section, then add the . Nails for roofing felt are also more expensive than typical nails. 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. 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. And while they may seem pretty straightforward, there are various factors to consider when choosing the suitable roofing materials and methods for your project. He is passionately interested in home improvement, renovation and woodworking. Felt nails have a higher holding power compared to staples. Starting at the eave, a 19-inch (483 mm) strip of underlayment shall be applied parallel with the eave and fastened sufficiently in place. Which roofing nails do I need? - Roofing Superstore Help & Advice 15-pound roofing felt costs around $20 for just over 420 square feet. In this guide well discuss what roofing felt is, why it is necessary, and the different types of underlayment. Unfortunately, it's not rated for fire resistance. As a bonus, roofing staplers are easy to handle and do not require many repairs. 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. If you were considering using screws for their extra security, consider ring shank nails instead. The seams between sheets use nails at 5cm spacing. Its working rate is prolonged but heavyweight, making work tiring. (Must Read This). When you arrive at the rake, the paper should be cut flush with a knife and then adjusted to line up with the chalk line. The manufacturing process of felt nails is more complex than staples. On the other hand, staples are larger and more visible. 4.6 out of 5 stars 94. The chalk line provides a parallel reference line for aligning the felt courses. Start at the bottom of the roofline and work up so any water that gets through the roofing material will shed down the tar paper and will not go under it. The main drawbacks are cost and the need to use capped fasteners. Aluminum is a weaker metal than steel and copper. The added depth that roofing felt nails provide makes them slower to install. But at the same time, you have a lot of jams on the felt paper while working with nail guns, roofers who use staples any form of jam. . Below we will explore an in-depth analysis of the two fastening systems to help you select the right one for your needs. Use with Dewalt DWTTH700 series, Stanley TRA700 series, or Arrow T-50 5/16, 3/8, or 1/2 staples. Fasten the field area in the middle of the roll a minimum of 24 O.C. This can be done prior to tacking or afterward. Staples also have lower holding strength when compared to nails. The overhang to the next strip should be 3/8 inch. (on center) on both head and end laps. In terms of the installation, there is not much difference between the two fastening systems. in normal wind zones. The rolls are typically either 50 or 100 feet long. How to Attach Roof Felt on a Shed: 15 Steps (with Pictures) - wikiHow Put fasteners at least every 8 inches; some suppliers recommend staples about every 4 inches. Cap Nails - Lowe's Home Improvement Mold and mildew will result and you could wind up having to rip off the roof and install a new one. Shank type: smooth, ring, screw. When installing thicker shingles, you may need to use a longer nail in order to penetrate the OSB beneath fully. Installing Cedar Shingles - Fine Homebuilding It is versatile, strong, and affordable. Align this layer with the bottom of the roof; snap a chalk line the length of the roof, spaced to the width of the felt roll, to aid in keeping layers straight. 19. Tack about every 4 on gable edges and 8 or so everywhere else. Thus, you have to carefully plan the shingle and sheathing thickness and also the length of the nail. roofing company near me. There are applications where felt is necessary and others where it is not. Roofing felt nails or staples are effective roofing methods or options that can go well with very soft materials. For low slope roofs mark every 17 and snap a chalk line from gable to gable. How To : Installation of Roofing Underlayment - Metal Roofing Source Can Staples Be Used To Install Synthetic - Warner Roofing, Inc. 30-pound roofing felt costs more, but also offers more protection. Consider other underlayment options as needed, such as rubber or tar products. This means that using a staple to nails is four staples to 1 nail. The most distinguishing feature of a roofing nail that sets it apart from other types of nails is the size of its head. Clout Nails for Roofing Felt Nails With Larger Flat Head Nails can pop above the roof surface for a number of reasons. Of course, if you find yourself overwhelmed by the planning, preparation, or execution, you can reach out to professionals in your area. The Best Roof Underlayments of 2023 - Picks from Bob Vila Rolled Roofing Basics. 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. (A Beginners Guide) DoneContinue, Roofing Felt Nails Or Staples? Tar paper, #15 felt, use staples or nails? - Roofing Talk For irregularly shaped roofs, break it down into smaller rectangles or triangles to calculate the areas. You should use 12-gauge or thicker. 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. 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. 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. Some suggest you fill this hole with roofing cement, but this repair option must be done carefully to maintain the roofs water-shedding performance. Since retiring he has written freelance stories and a weekly computer security column. Highly visible alignment lines. One IKO test found that ring shank nails have 300% more strength than smooth shank nails. . 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. What size nails for OSB sheathing? Check the requirements for the roofing material that will go over the felt. Another benefit of roofing staples is that they cause less damage to shingles than nails. That depends on the exposure and coverage of your shingles. A greater overlap provides more protection but may cause problems with spacing and fastening upper courses relative to sheathing seams. Copper is strong and naturally resists rust and corrosion. This is important since asphalt is a relatively soft and flexible material. Roof nails go deep into the roofing shingles and the roof decking, providing a firmer grip and preventing the asphalt from sliding around. Lay it over metal flashing edges around vents and pipes. The numbers refer to the actual weight of the felt. Any stray roof tacks, pieces of old felt, or general debris should be cleared off. Trim the felt, so it is flush with the face of the drip edge. It also doesnt wrinkle when wet or crack and split in the cold. Sometimes homeowners put in new nails when trying to attach something on the roof. All of these methods could allow water through the roof. The drip edge is nailed every 8 to 12 with 1 roofing nails, and the ends project 3/4 past the rake or gable end. To calculate the appropriate roofing nail length, add the thickness of the shingles and underlayment to the thickness of the sheathing. Where a roll ends and a new one is begun, the two rolls should be overlapped by four inches. 3. Divide the total footage by 100 to determine the number of "squares" in the roof. It is required to block any rain that gets under or between shingles from penetrating into the wood decking. If you take off a shingle for repairs or take off the whole roof in preparation for a reroofing job, youll have a ton of roofing nails on hand. 45.25-in x 53.4-ft 200-sq ft Felt Roof Underlayment Model # XHWTP3224N-015 Find My Store for pricing and availability Installation & Services for You Look to Lowe's for a free consultation and professional installation. Penetration. Head: flat round. The International Residential Building Code (IRC) states two layers of felt for slopes between 2/12 and 4/12. Heavier roll weight. Shank diameter. Because they are less secure than nails, staples are more likely to lose over time. Roofing felt is commonly used between roof deck sheathing and roof shingles. Begin the next course from the edge just cut, moving up to the next chalk line. The next step is to cap the ridge. 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. What Size Nails For Roof Sheathing - MasterYourNails.com Construction stapler or plastic washer nails. The most common include galvanized roofing nails and aluminum roofing nails, but you can also find copper and stainless steel roofing nails. These applications are ideal for flat roofs or protective surfaces under roof-level decks. Nails that didnt fully penetrate the sheathing may work their way up over time. These thick layers of roofing felt are installed by heating the back of the felt with a butane torch and then carefully applying it to the roof. Therefore, you have to plan out your sheathing thickness, shingle thickness and nail length carefully. Every time there is a gust of wind, we rely on the nails weve chosen to hold new shingles in place. Roofing felt on high-traffic roofs, for example, must be able to stand up to a lot of wear and tear. 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. Choosing the right roofing nails and driving them properly is essential for getting the best performance out of your roof. However, a roofing air nailer or air plasti-cap nailer are almost as quick. Roofing Felt Nails Or Staples? (Must Read This) - HousingHow Many factors have influenced the shift from using felt nails in modern times. 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. How Long Are Roof Nails. This should be laid before the first felt is applied. Repeat until the roof is covered. Length: 1" - 3". After this, lines should be snapped every 34 as you move up the roof. They may or not allow staple roofing felt. If there are hips, valleys, or dormers, increase the total by 10 to 25%. Roofing Best Practices: How to Install Roof Sheathing | Pro Builder 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. Roofing vs Framing vs Siding Nailer - Fine Power Tools Mark every 34 or 33 and snap a line across the deck for 2 or 3 overlaps on slopes greater than 4/12. Divided by 432 for 15-pound felt or 216 for 30-pound felt and round up for full rolls for this roof theyll be lots of leftover from one roll for the next project. Roofing felt products should not be glued to the decking in lieu of using nails or screws. Of course, as your nails will be on the exterior of a home, they must have rust and corrosion protection. Even though nails also hold roofing materials in place, staples are often preferred because they have a solid visible grip. Square cap nails are typically used for fastening felt underlayment and not asphalt shingles. Staples are typically made from aluminum or other metals that are not as durable. 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. However, the size differs depending on the application and the local building codes.