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Nail the felt in using 0.59 inch (15 mm) galvanized clout nails. Start at the lower edge of the roof, nailing the batten into place at the centre of the rafter. IKO strives to accurately reproduce the screen images of the shingle swatches and house photos shown. In fact, in some coast regions, the building codes require the entire nail to be corrosion-resistant, not just the outer surface. 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. Or, if a roofs decking has warped or bent, it can pull nails out of place. In terms of the installation, there is not much difference between the two fastening systems. Can Roofing Felt be Glued? The first course or starter strip is a 19-inch width of felt, and the next course overlaps it fully. Consider other underlayment options as needed, such as rubber or tar products. This is because nails create a stronger bond than staples, making the roof more resistant to high winds and other severe weather conditions. (A Beginners Guide) Done. There are three basic types of roofing nails: The shank of the nail is the part of the nail that punctures through the material you are nailing. When the shingles are installed the felt is not going anywhere. . 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. Then they nail it along the edge every 6 to 10 inches. Felt is typically 3 feet wide, so that means a roll is approximately 144 feet long. They require high skills and concentration when used, and any mistake or inaccurate placement can cause severe damage to the entire roof. $3.19 $ 3. However, this doesnt rule out staples entirely. This is because there is more surface area for the nail to grip. When you get to an end shingle in a course, nail it in place so its edge overhangs the corner. It effortlessly discharges up to 1500 staples per single 1.5Ah battery charge and has a power adjustment for different materials. For steel, this means stainless steel or galvanized steel. Use galvanised clout nails to nail the first sheet of felt onto the roof. The penny system is an old way of classifying nails. The cap nail shank shall be not less than 0.083 inch for ring shank cap nails and 0.091 inch for smooth shank cap nails. The Hillman Group 42041 Galvanized Roofing Nails, 1-Inch, 100-Pack. 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. With that said, lets explore your roofing nail options and which is best for your next roof. The numbers refer to the actual weight of the felt. 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. A 2d nail is 1 inch long, for example, while a 16d nail is 3 1/2 inches long. Staples also provide great finishing outlooks on your roofing or other building projects. Roofing felt nails are less visible than staples, which give your roof a neater appearance. For a 30lb felt, you should use T50 staples which generally have inch wide crowns and a length variation that include , , , and inches. 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. Conclusion For budget-conscious homeowners, roofing staples are the more affordable option. No matter what fastening system you choose, follow the manufacturers instructions carefully to ensure a successful installation. Cost is an essential consideration for home improvement projects. Due to these, Read More Plywood Under Deck Boards! If you take the time to properly prepare the roof, then laying the felt will be easy. Make sure the nails are embedded securely into the felt and wood sheathing. $7.18 $ 7. Install the drip edge, so it projects past the ends of the eaves by about 3/4 at the gable or rake end. Chalk lines should be snapped 33 5/8 above the eave line. 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. Two or more people are required to help roll out and straighten the paper during the process. Nails should have a minimum, nominal shank diameter of 11- or 12-gauge, and a minimum head diameter of three-eighths of an inch. (Explained), Uneven Transition Between Cement Board And Drywall, Drywall Anchor Keeps Breaking (Causes & Fixes). Point: diamond or blunt. Nail shank diameter should be at least 11-12 gauge for roofs. Whats The Difference Between Staple And Nails? While this may not be a concern for some homeowners, others may find that staples are not as aesthetically pleasing as nails. This is because the nails are small and blend in with the paper backing of the roll. Place your nails in a plastic cap or one with nails. Overlaps will typically be minimum 50mm and will depend upon the slope of the roof. The quality of the material used is also an important consideration. This is because they are faster and easier to install than nails. Clout nails should be 15mm large head clout nails. Roofing felt nails are made of galvanized steel or aluminum, which resists corrosion better than standard steel staples. Uneven strips and wrinkles can allow dust, moisture and mold to develop. 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. Pack Size. HousingHow Roofing Roofing Felt Nails Or Staples? Roofing felt nails or staples in time past was quite challenging to distinguish which of the two roofing options is better clearly. 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 . When nailing shingles, proper penetration into the roof deck is essential to ensure the nail and shingle remain secure. For larger projects, youll need to use bigger nails so that they can better support the weight of the roofing felt. If youre installing by the High Wind Application, youll use two more nails a shingle, so 360 nails per square. Roll out the rest of the course, tacking along the center as you go. 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. FREE delivery Tue, Feb 21 on $25 of items . This is helpful when you have a large roofing project. 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. Jewelry Box Felt Liner, A4 Size (8.3" x 11.8", Black) 4.6 out of 5 stars 2,348. Roof Felt Underlayment to Protect Your Home From the Elements 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? Roofing felt nails or staples are effective roofing methods or options that can go well with very soft materials. It is quicker to install and can withstand winds and extended exposure better than felt. Fasten drip edge on eaves with galvanized nails and a hammer, about 12 inches apart, before laying roof 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. Repeat until the roof is covered. 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. The most common width is 36", although they are sometimes available in other sizes. 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. This goes a long way to bring to light how durable nail roofs are. In addition, nails are stable and allow roofers to get precise points when using them. For nail spacing requirements, an online calculator will give you a breakdown of the minimum nails per square footage that is required for your roof. 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. Give it the essential venting. Dont tack the upper edge as it will be tacked down with the overlapping next course. This is a fabric impregnated with asphalt to form a moisture barrier. Most building codes regulate that at least a 12 gauge shank with a diameter of 3/8 head be used. This can be done prior to tacking or afterward. Staples can be used for tacking it down, but not recommended to hold. The layers of felt should be overlapped by 1 inch as you work toward the roof ridge. Divide by 432 or 216 depending on the weight of felt for 4.89 rolls of #15 or 9.78 rolls of #30 felt. The ridge cap used on this roof . With 1000 per box, the 1/4 length is ideal for tacking roof underlayment. Tags This 400g pack of joist hanger nails from Wickes are designed to secure joist hangers in roofing, ceiling, flooring and decking work. If youre unsure how to install roofing felt or are just looking for some pointers, this guide is all you need. The next step is to cap the ridge. Its working rate is prolonged but heavyweight, making work tiring. A staple gun is convenient because it is less bulky and can shoot a lot of staples in a short period. As a result, most local building authorities have banned staples for roofing. Nail metal drip-edge flashing, which bends over the roof and down the edge of the facing board, on all roof edges. Running a flat bottom shovel along the roof decking will help you find any stray nails that should be pulled. Not only is it tedious to yank these nails out, but their zinc coating will also be worn. Overlap the end of a roll about 4 inches with the start of a new roll and fasten both pieces to the decking. Roofing Nails Best Seller Grip-Rite #12 x 1 in. Plywood Under Deck Boards! Not felt to timber. Copper nails are most often used on roofs with copper flashing and accessories. What Size Staples Required for 30lb Felt? Roofers tend to use the roofing nails they already have on hand to install flashing. The best roofing nails for 7/16 sheathing are 3/8-inch to 7/16-inch diameter. Installing a roof is much more than just nailing shingles onto some boards. If you are not sure what size of nails to use for your project, you can always consult the building department in . As always, your comments and suggestions are appreciated. There are a couple of different ways to attach felt. We have the following; For galvanized roofing shingles, they make use of a 16 gauge shank. For asphalt shingle nails, a galvanized roofing nail with at least 12 gauge shank and head diameter 3/8 inch, while the stapler requires a 16 gauge staple gun. How Long Are Roof Nails. Staples are used with a variety of roofing materials. Measure the length from edge to edge and the eave to ridge, and multiply the values for the area of half the roof. . In this guide well discuss what roofing felt is, why it is necessary, and the different types of underlayment. You want roofing nails with plastic washers for roof underlayment. 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. Therefore, settling to use any of your options depends mainly on the slope of the roof of the building they are being installed on. Make sure to expose 5 in. Since retiring he has written freelance stories and a weekly computer security column. At the gable ends trim flush to the decking or leave 1/2 to 1 to wrap the edge when installing the drip edge. In most jurisdictions, building codes require using nails for roof shingles. Surface treatment: polish, electro galvanized, hot dipped galvanized or vinyl coated. The differences between the stable and nails are visible. The rolls are typically either 50 or 100 feet long. Different roof slopes require different protection for asphalt shingles. Be sure you to use the correct nail length and place it properly. Roll the first large piece of felt over one side of the roof, allowing the excess to overhang. Common nails, or even wood screws, may be acceptable nails for OSB roof sheathing. Ensure theyre long enough to penetrate through the felt and the roof decking. 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. Unroll the first course beginning at one gable edge and rolling to the opposite edge. Some roofing felts are actually glued down. Many metal roofing dealers specify minimum of 7/16" sheathing. Staples are also not as durable as nails and are more likely to come loose in high winds. They are the most basic type of roofing nail and cheaper than the other two options. For low slope roofs mark every 17 and snap a chalk line from gable to gable. Limited time deal. There are applications where felt is necessary and others where it is not. Still, these rings give the nail extra staying power, or grip, in the shingles and sheathing. If there are hips, valleys, or dormers, increase the total by 10 to 25%. Directly answering if you can use staples for roofing felt depends on your local building authority and fire codes. The last part of the extended eaves edge flashing is folded back over the rake edge and nailed into place, thus sealing the exposed corner of the drip edge. 1. Most domestic shed roofs will require at most two runs of felt before they come to the ridge. Do the other side of the roof the same way, also with an overlap at the peak. This means that using a staple to nails is four staples to 1 nail. Plus, they may have been otherwise damaged. (on center) on both head and end laps. Roofing staples have a broad, flat head that helps to keep them in place and prevent them from pulling through the roofing material. Both felt nails and staples require minimal maintenance. 5 Energy Efficient Roofing Materials To Use. They can also be unsightly if they rust or break over time. Use a construction stapler or a hammer. Synthetic underlayment comes in 10 square rolls, while regular #15 felt comes in 4 square rolls. The drip edge protects the edges of the roof deck and is often installed after the underlay is attached. If the guide was helpful, please share it with others. Even if it is imperceptible to you, water will find it. 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 added depth that roofing felt nails provide makes them slower to install. There are fewer requirements for these nails than those used to secure shingles. For more tips on roof installation and tools, read our article about choosing between a nail gun and a roofing hammer. At intermediate supports, fasten panels 12 inches on center. With higher coverage, youll lay down fewer shingles in a square and therefore use fewer nails. According to BS 5534, the nails used to fix battens to rafters should usually have a diameter of at least 3.35mm. This is because the staples are smaller and have a smaller head, which means they pierce the shingle less. 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 . This is because the moisture can cause the staples to rust and break down faster. Repeat as necessary. The information on this website is subject to change without notice. The two main types are roofing felt 15 and 30. You should use 12-gauge or thicker. These applications are ideal for flat roofs or protective surfaces under roof-level decks. Roofing nails are cleverly designed to help you do a better job. The length of nail you use depends on the thickness of the sheathing and shingles you use. Shank diameter. Cut it at the opposite gable edge, and roll out and staple the next course with the desired overlap. We'd recommend nailing from the centre of the edge of the sheet and working outwards. This makes them more likely to rust and break over time. Dry sheathing and felt paper also help ensure a watertight roof in severe climates. This point is expertly designed to keep the decking intact when it punctures through. Any stray roof tacks, pieces of old felt, or general debris should be cleared off. It is important to note that local building and fire codes may require cap nails instead of staples, so check the fine print. of the face of the lower-course shingle on the other side of the corner. For the lower . Taking the time to properly prepare the sheathing will make all the difference in how quickly and easily the felt paper is installed. Fasteners should be about 8 apart in the bottom 3/4 of the paper. Unfortunately, it's not rated for fire resistance. 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. Roofing and reroofing are two of the most common home improvement projects. Nails can pop above the roof surface for a number of reasons. Roofing nails should be 1-1/4 to 2 inches long to ensure that it sufficiently penetrates and embeds in the roof sheathing. The 30-pound roll is 36 wide by 72 long and covers 216sqft. Roof felt is available in weights of 15 or 30-pounds per 100sqft. Its general knowledge that nail roofing felt, and staples are almost the same and give desired results: securing or holding the roofing felt. Aluminum is a weaker metal than steel and copper. Qualities such as good waterproof ability even in every kind of weather, especially in areas with very high wind and a tendency for wind-influenced rain. In your building codes and international building codes, nails may be referenced as fasteners along with staples and screws. Recently, things have changed as staples are no longer fancied or used as roofing felt underlayment. It helps protect the sheathing and the shingles and commonly has parallel lines printed on it that make shingle placement easier. What size nails for OSB sheathing? 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. This provides short-term protection and serves as a waterproof so that water or moisture does not move below the tiles or shingles. Work up the roof to the peak and fold felt over the top, overlapping at least 3 inches and fasten it on both sides. Below we will explore an in-depth analysis of the two fastening systems to help you select the right one for your needs. However, as roofing nails will usually be hidden by the shingles above them, steel nails dont detract from the look of the roof. in normal wind zones. So in terms of quantity, a roofing roll is about the size of one composite . -A 5/12 roof deck 4x 8 is 32sqft x 1.10 = 35.2sqft. Fold the top part of the extended metal down so it is covered by the rake drip edge. Professional roofers look for the correct length because they want the nails to puncture the decking entirely. Where a roll ends and a new one is begun, the two rolls should be overlapped by four inches. Head diameter: 0.55" - 0.79". In addition to these, nail felts are made from steel and used only to secure the roofing felt underlayment. This is essential in windy conditions or in areas that experience severe weather conditions. 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. If required by code, wind conditions, or just regular practice, use plastic capped roofing nails. This should be laid before the first felt is applied. Though they vary greatly in material, size and type, all roofing nails share one helpful characteristic: a diamondshaped point. Ask your dealer for the correct amount of nails for your size roof, in the length you specify. Rolls of felt are typically 36 wide, and low slopes require 19 overlaps. 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. Leave the top portion of the paper loose. Double that value and you have the full roof area. The puncture must be complete so that the whole diamond tip is past the wood. 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. For roof slopes greater than 4/12, multiply the area by 1.10 to account for the 2 overlap and potential waste. The International Building Code requires that roofing nails have a minimum 12-gauge shank and a 3/8-inch diameter head. Installing the roofing felt does take care, but can go very quickly. Also, you can use an aluminum or copper nail, depending on your location. Use a utility knife or hook-bladed knife to cut the felt. Nails and staples are standard roofing underlayment options that you can use on all building products. The three types are: Asphalt, tar, or bitumen-saturated felt, Synthetic or non-bitumen underlay, and Rubberized asphalt underlay. Aug 15, 2010. Roofing felt nails like cap nails are generally more expensive than staples. However, aluminum nails are still used on asphalt shingle roofing by some roofers. A greater overlap provides more protection but may cause problems with spacing and fastening upper courses relative to sheathing seams. The nails should provide a minimum of 40mm penetration into the rafter, so a nail length of 65mm is generally recommended. In addition, roof staples are affordable, easy to work with, and can be used for diverse building projects. A roof felt is a moisture barrier made of natural and synthetic materials. 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. Of course, if you find yourself overwhelmed by the planning, preparation, or execution, you can reach out to professionals in your area. However, the cost varies depending on the size and brand of the product. Use stainless steel to T50 staples or 12-gauge shank 7/8 to 1-1/2 hot-dipped galvanized or aluminum roofing nails with a 3/8 head diameter. Most professional roofers use staples instead of nails when installing roof felt on larger roofs.