Nails should have a minimum, nominal shank diameter of 11- or 12-gauge, and a minimum head diameter of three-eighths of an inch. For roof slopes greater than 4/12, multiply the area by 1.10 to account for the 2 overlap and potential waste. In addition, the manufacturer's instructions should indicate which side of the roofing felt goes down if that matters for the specific product. 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. By the end of your read, you should know how to install felt underlayment for asphalt shingles. Read More What Does A Roof Certification Cover? Your attic needs to breathe. 1. In addition, both require similar tools for installation. This point is expertly designed to keep the decking intact when it punctures through. It must be covered with waterproofing membrane, usually "roof felt," also called tar paper. Dry sheathing and felt paper also help ensure a watertight roof in severe climates. They are also available in both hand-drive and pneumatic versions. Whats The Difference Between Staple And Nails? (A Beginners Guide) DoneContinue, Roofing Felt Nails Or Staples? This means they may lose over time, especially in high winds or severe weather conditions. Within the last foot or so, roll back onto the course and push the course down at the edge to create a crease, and cut it with a utility knife or hook knife. 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. 15-pound roofing felt costs around $20 for just over 420 square feet. This goes a long way to bring to light how durable nail roofs are. Can Roofing Felt be Glued? The roof leg goes under the underlayment and should be nailed every 8 to 12 along the deck with 1 aluminum or galvanized roofing nails. Perhaps they were underdriven in the first place. (Explained), Or Drywall For Ceiling (All You Need To Know), How To Overlap Or Hang Drywall On 45-Degree Corner? These factors above determine if your nail or staple underlayment is good enough to hold your roof. This is because a roofing nail has high holding power, unlike its counterpart. That being said, you can expect a small, 5-pound box of smooth shank galvanized steel roofing nails to cost around $10. The first course or starter strip is a 19-inch width of felt, and the next course overlaps it fully. 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. The most common shingle roofing nail size is 3/8 inch diameter with a 1-1/2 or 2-inch length. These have large plastic caps for heads, which help prevent water intrusion. . Its not wise to attempt to reuse them, as they may cause problems on the new roof. Clout nails should be 15mm large head clout nails. After unrolling the first 5 to 10 or so, tack the gable edge and centerline of the paper once its aligned with the chalk line. Plus, they may have been otherwise damaged. Roll the first large piece of felt over one side of the roof, allowing the excess to overhang. Be sure you to use the correct nail length and place it properly. 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. Both felt nails and staples require minimal maintenance. It takes 3 bundles to cover a square if you use 3-tab shingles, the most common type. Steel makes for strong nails. Visit the officia. Multiply the width by the height for the square footage of each section, then add the . Nail the felt in using 0.59 inch (15 mm) galvanized clout nails. in normal wind zones. Installing roof felt is a two-person job. For most homeowners, aesthetics are essential when choosing a fastening system. 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. If youre using typical architectural shingles and 3/8-inch-thick sheathing, youll need 1inch nails. You can get away with using regular nails if working on a smaller project, such as repairing a leaky roof. The added depth that roofing felt nails provide makes them slower to install. It is required to block any rain that gets under or between shingles from penetrating into the wood decking. Roofing nails are available in lengths ranging from one to two inches. 3. 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. Dont confuse these cap nails with gasket roofing nails. An excerpt of Table R803.2.3.1 is shown below. Repeat until the roof is covered. You can find each of the three types of roofing nails in the three materials we list below. Most of the time, staples do not hold down the roofing felt paper or materials well enough in such areas. Plastic Round Cap Roofing Nail (3,000-Pack) 3.7k (161) Questions & Answers (18) Hover Image to Zoom share Share print Print $ 19 92 For use with housewrap, sheathing, and roofing felt Wide head for superior holding power Ring or spiral shanked for greater holding power View More Details They are easy to install and are unique in their work and functions. Roofing nails are a type of nail that is made specifically for use in the installation of the different parts of the roof, like the roofing felt, the shingles, sheet metal, flashing, or roof tiles. The puncture must be complete so that the whole diamond tip is past the wood. Roof Felt. Choosing the suitable fastener for your roof or shingle is dependent on four factors; the type of fastener, correct installation, placement, and holding strength. 5 Energy Efficient Roofing Materials To Use. We'd recommend nailing from the centre of the edge of the sheet and working outwards. They can also be overdriven or even underdriven. 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. They arent connected, as they are with screws. 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. Prevent Ice Dams In your building codes and international building codes, nails may be referenced as fasteners along with staples and screws. This way, you can avoid making multiple trips to the store for more supplies. The rolls are typically either 50 or 100 feet long. This is because each nail needs to be driven individually into the roof. Felt nails have a higher holding power compared to staples. Wood splinters should also be pulled out for a smooth, clean decking surface. In most jurisdictions, building codes require using nails for roof shingles. 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. Such factors include the nail spacing requirements of the total area of your roof and the slope or grade of your roof. A larger-size head might increase the risk of exposing part of the nail head in standard nailing locations on the shingle. Roof nails are available in 12-, 11- and 10-gauge. Product Specs Type: Synthetic Size: 250 feet long by 4 feet wide Fire rating: None. Felt provides a breathable, water-resistant membrane that helps shed moisture that makes it past the shingles. This moderately-priced roofing nailer holds up to 120 nails per load and allows a variety of 11-gauge (.12 inches) nail sizes ranging from 3/4 of an inch to 1-3/4 of an inch. Rolled roofing is easy to obtain and can be found at all home improvement stores. Professional roofers look for the correct length because they want the nails to puncture the decking entirely. This is How Far Apart Should Newel Posts Be! ONLY USE 1 diameter plastic cap roofing nails. The standard size for roofing felt paper is categorized into four. Overlapping sheet, shed felt adhesive sticks, felt to felt. Then, fix the top edge of the felt just below the apex of the shed's roof, using galvanized steel clout nails at 4" or 10cm intervals. Paper can be fitted around vent pipes by cutting a slit and then putting it over the pipe. This can cause your roof to leak. Finished Product We'd love to see how your project to replace roofing felt turned out! Galvanized nails are also available in a variety of lengths and sizes. Package This 400g pack of joist hanger nails from Wickes are designed to secure joist hangers in roofing, ceiling, flooring and decking work. Fasteners should be long enough to penetrate at least 3/4" (19 mm) into wood decks or just . Staples are faster but lack the holding power of nails. (Must Read This), Pressure Treated Lumber For Roof Rafters (Lets See), Roof Sheathing Horizontal Or Vertical (Must Read). Ask your dealer for the correct amount of nails for your size roof, in the length you specify. Although this is admittedly a matter of opinion, many people feel that nails provide a neater appearance than staples. The next step is to cap the ridge. The head diameter is typically a standard 3/8-inch for all roofing nails. Measure the width and height of each section separately. The answer depends on the thickness of the plywood and the building code. One IKO test found that ring shank nails have 300% more strength than smooth shank nails. Simply put, smooth shank nails have a smooth shank. However, the size differs depending on the application and the local building codes. Roofing felt nails or staples are effective roofing methods or options that can go well with very soft materials. Start at the lower gable edge of the roof deck and work upward. For example, you will need a roofing air nailer for felt nails and a roofing staple gun for staples. For all Owens Corning shingles, roofing nails should penetrate into the wood deck by a . Roofing Nails Best Seller Grip-Rite #12 x 1 in. HousingHow Roofing Roofing Felt Nails Or Staples? Then they nail it along the edge every 6 to 10 inches. Nails can pop above the roof surface for a number of reasons. Double that value and you have the full roof area. Unroll the first course beginning at one gable edge and rolling to the opposite edge. This is because the staples are smaller and have a smaller head, which means they pierce the shingle less. Defer putting drip edge on angled gable ends until after the felt is laid, so the metal edge will block wind from lifting the felt. Have a helper ready to assist with this step, and take care to get the lines straight and clean. There will be a tiny gap on one side of the nail or the other. 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. The standard size for roofing felt paper is categorized into four. The quality of the material used is also an important consideration. The drip edge protects the edges of the roof deck and is often installed after the underlay is attached. Metal Mesh in Drywall: All You Need To Know, Does Drywall Tape Need To Be Completely Covered? Measure the size of your roof in square feet. Estimating your roofing materials is key to your success, so youll want to know how many nails youll use in a square. Roofing felt on high-traffic roofs, for example, must be able to stand up to a lot of wear and tear. Smooth application of the roofing paper will help you achieve a smooth installation of the shingles. The seams between sheets use nails at 5cm spacing. And it has to be through and through, and the diamond tip will go past the wood. Nail shank diameter should be at least 11-12 gauge for roofs. Roll out about 10 feet of felt and fasten with staples or roofing nails with plastic washer heads. 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. Tar paper is infused with tar, and roofing felt with a bituminous substance granted, a semantic difference as both are petroleum-based products. If you have any further unanswered questions or want to know more about the best roofing nails for your project, don't hesitate to get in touch. Nails and staples are standard roofing underlayment options that you can use on all building products. Follow manufacturers instructions when choosing nails. Even though nails also hold roofing materials in place, staples are often preferred because they have a solid visible grip. 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 . Place your nails in a plastic cap or one with nails. Use with Dewalt DWTTH700 series, Stanley TRA700 series, or Arrow T-50 5/16, 3/8, or 1/2 staples. 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. 4. Most professional roofers use staples instead of nails when installing roof felt on larger roofs. Screws leave small gaps in the material they are driven into, and this may be enough to allow for a leak. Not only is it tedious to yank these nails out, but their zinc coating will also be worn. Roofing nails are cleverly designed to help you do a better job. They require high skills and concentration when used, and any mistake or inaccurate placement can cause severe damage to the entire roof. Exposed nails are those with visible nail heads. Installing a roof is much more than just nailing shingles onto some boards. of the face of the lower-course shingle on the other side of the corner. As always, your comments and suggestions are appreciated. Ideally, the roof should be done when there is a forecast for several days without a lot of rain. If you are not sure what size of nails to use for your project, you can always consult the building department in . Synthetic Roofing Felt, do not use nails or staples without caps. Some roofers recommend laying a strip of adhesive rubberized membrane over the drip edge at the eave as an added protection. This should be laid before the first felt is applied. This can cause your roofing material to lift, making it more susceptible to damage in a storm. (Explained), Uneven Transition Between Cement Board And Drywall, Drywall Anchor Keeps Breaking (Causes & Fixes). The roof decking should be completely clean and dry. Staples also have lower holding strength when compared to nails. Type 316 Stainless Steel Nails - These are what you should be using on any new roof build involving an exterior wood product. There are various roofing nails available in different materials. (Follow Correct Way), What Does A Roof Certification Cover? To ensure complete satisfaction you should make final color selections from several full size shingles and view a sample of the product installed on a home. 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. So, with rounding, youll need 10 rolls of 15 pound felt or 20 rolls of 30-pound felt. Whatever the cause, its important to fix any nail pops in a roof to prevent damage. They are also less likely to leave behind unsightly marks on your top. Aside from the lightweight of the roof staples, it is highly inexpensive and cost-effective, which is one of the reasons why most individuals or companies prefer to use them. Proper roofing practices call for a plywood roof deck at least one inch thick, 3/4-inch galvanized nails, and 3/8-inch head nails. Nail every 8 to 12 and about 1-1/2 in from the outer face of the drip edge. Ridges, hips, and valleys should overlap at least 6-inches beyond the centerline, and there should be a similar overlap below vent pipes and utility stacks. Unroll the start of the first course, align with the edges and chalk line, and tack down the gable edge. Ultimately, it is best to refer to your building codes and roofing manufacturer for more specific guidance. The hotdipped method results in a thicker layer of zinc that lasts longer, so they are preferred. Both felt nails and staples are great fastening systems for roofing projects. Use galvanised clout nails to nail the first sheet of felt onto the roof. This is a fabric impregnated with asphalt to form a moisture barrier. Unlike selfadhering underlayments, such as ice and water protector, felt underlayment needs to be fastened in place with nails. All of these methods could allow water through the roof. The cost of your roofing nails will depend on a few factors, including material, type and length. For more tips on roof installation and tools, read our article about choosing between a nail gun and a roofing hammer. The most common include galvanized roofing nails and aluminum roofing nails, but you can also find copper and stainless steel roofing nails. Fortunately, galvanized roofing nails and steel nails pass the building code test. According to BS 5534, the nails used to fix battens to rafters should usually have a diameter of at least 3.35mm. Taking the time to properly prepare the sheathing will make all the difference in how quickly and easily the felt paper is installed. 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. Shed Roof vs. Gable Roof Comparison Guide. For example, when using Cambridge shingles, youll use roughly 240 nails, because of their Advantage size. Nail metal drip-edge flashing, which bends over the roof and down the edge of the facing board, on all roof edges. Head diameter: 0.55" - 0.79". There are applications where felt is necessary and others where it is not. Some roofers prefer to attach felt underlayment with one-inch roofing nails ,or special nails with plastic washers, but most codes allow staples, which are easier to drive. It is quicker to install and can withstand winds and extended exposure better than felt. For example, if you remove the nail and drive it back into the same spot, your aim wont be perfectly accurate. For low slope roofs mark every 17 and snap a chalk line from gable to gable. In fact, in some coast regions, the building codes require the entire nail to be corrosion-resistant, not just the outer surface. 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. Unfortunately, it's not rated for fire resistance. We have the following; For galvanized roofing shingles, they make use of a 16 gauge shank. Directly answering if you can use staples for roofing felt depends on your local building authority and fire codes. Step 11 Repair any areas inside the house that were damaged by the leak, and enjoy your dry house! Roofing nails should be 1-1/4 to 2 inches long to ensure that it sufficiently penetrates and embeds in the roof sheathing. Local codes may have different requirements, and shingle manufacturer warranties often specify underlayment requirements, so check them out too. Or, if a roofs decking has warped or bent, it can pull nails out of place. I hope you found the guide informative and have a better understanding of how to install roofing underlayment. As a result, they are less susceptible to jamming and easily reload. Many metal roofing dealers specify minimum of 7/16" sheathing. Pack Size. Do the other side of the roof the same way, also with an overlap at the peak. 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. Overlaps will typically be minimum 50mm and will depend upon the slope of the roof. 19. Roofers seek to use just the right length of nail so that the decking (or OSB) is completely punctured by the nail. 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. Installing roofing felt is the first step to shingling the roof deck and is an additional layer of protection for the roof. Where a roll ends and a new one is begun, the two rolls should be overlapped by four inches. For budget-conscious homeowners, roofing staples are the more affordable option. Use a utility knife or hook-bladed knife to cut the felt. The synthetic underlay has greater water-resistance and the no-slip coating offers better traction for installation safety. You want roofing nails with plastic washers for roof underlayment. Galvanization adds a layer of zinc onto the steel that significantly inhibits rust and corrosion.