The weight or thickness needed will vary by regions, but 15-pound suffices in most locales. Therefore, settling to use any of your options depends mainly on the slope of the roof of the building they are being installed on. Nail every 8 to 12 and about 1-1/2 in from the outer face of the drip edge. 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. felt application we use plastic cap nails with the Bostitch cap nailer. Where the felt isnt long enough to complete a course there should be a minimum of a 3-inch overlap. Fasteners should be long enough to penetrate at least 3/4" (19 mm) into wood decks or just . Staples are faster and easier to use as an underlayment. 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. They also go against most building code error codes and local building authority standards. There are certain qualities that roofing felt underlayment must possess. 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. Common nails, or even wood screws, may be acceptable nails for OSB roof sheathing. For example, you will need a roofing air nailer for felt nails and a roofing staple gun for staples. Remember to follow appropriate safety practices when working from ladders or on roofs. The three types are: Asphalt, tar, or bitumen-saturated felt, Synthetic or non-bitumen underlay, and Rubberized asphalt underlay. Cost is an essential consideration for home improvement projects. It effortlessly discharges up to 1500 staples per single 1.5Ah battery charge and has a power adjustment for different materials. Paper can be fitted around vent pipes by cutting a slit and then putting it over the pipe. It must be covered with waterproofing membrane, usually "roof felt," also called tar paper. 8D nails are considered standard for OSB roof sheathing materials. However, the size differs depending on the application and the local building codes. The quality of the material used is also an important consideration. They are made from galvanized or stainless steel for durability and rust resistance. Divide the total footage by 100 to determine the number of "squares" in the roof. Starting at the eave, a 19-inch (483 mm) strip of underlayment shall be applied parallel with the eave and fastened sufficiently in place. Due to the low slope, the felt needs to be doubled. The overhang to the next strip should be 3/8 inch. This is a fabric impregnated with asphalt to form a moisture barrier. Not only is this roll affordable, it's also slip-resistant. The roofing nails outweigh the roofing staples durability, holding power, installation, extended use, and compliance with local building authority codes. Not felt to timber. Whats The Difference Between Staple And Nails? 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. Unroll the start of the first course, align with the edges and chalk line, and tack down the gable edge. Step 4 Prepare for the Shingle Installation Jewelry Box Felt Liner, A4 Size (8.3" x 11.8", Black) 4.6 out of 5 stars 2,348. Overlap the end of a roll about 4 inches with the start of a new roll and fasten both pieces to the decking. Add 10% to the shingle estimate to account for waste. 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. Repeat until the roof is covered. Use four roofing nails per shingle, as indicated on package instructions (six nails in high-wind areas). Replace any damaged decking and sweep the deck clean of sawdust and debris. Galvanized nails are also available in a variety of lengths and sizes. For budget-conscious homeowners, roofing staples are the more affordable option. If you are on a budget or are looking for a fastening system that is easier to install, staples may be the right choice. 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. Felt is typically 3 feet wide, so that means a roll is approximately 144 feet long. Roofing felt on high-traffic roofs, for example, must be able to stand up to a lot of wear and tear. The puncture must be complete so that the whole diamond tip is past the wood. Installing roofing felt is easy to install and is the first step to protecting your roof decking and home. 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. It is represented by the letter d. Here is a handy chart to help you find the right size of roofing nails if they are only listed in penny length. The answer depends on the thickness of the plywood and the building code. Today, the penny system refers specifically to nail length. What Size For Roofing Felt? Materials used to make the natural and synthetic underlayment include; wood cellulose, polyester, and fiberglass. Roof nails go deep into the roofing shingles and the roof decking, providing a firmer grip and preventing the asphalt from sliding around. Choosing longer rolls will allow you to cover more roof surface with fewer seams. Head diameter According to the IBC, the minimum head diameter for a roofing nail that's in compliance with IBC guidelines is 9.5mm. At the gable ends trim flush to the decking or leave 1/2 to 1 to wrap the edge when installing the drip edge. High wind areas and other types of shingles may need more. (Must Read This). Consult your local building department for specific nailing applications. The best roofing nails for 7/16 sheathing are 3/8-inch to 7/16-inch diameter. Both felt nails and staples require minimal maintenance. You may be tempted to reuse these to save on costs. After this, lines should be snapped every 34 as you move up the roof. 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. Aluminum nails are more prone to corrosion, as well as chemical and salt damage, than steel nails. IKO manufactures products for specific areas in North America. Please refer to our Legal Notices for U.S.A. or our Legal Notices for Canada. Fasten drip edge on eaves. 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. For roofs with slopes greater than 4/12, a minimum overlap of 2-inches between courses is required. According to BS 5534, the nails used to fix battens to rafters should usually have a diameter of at least 3.35mm. However, on low-slope roof applications from 2:12 to 4:12, roofers may use . The roofing felt should be applied in layers that overlap. Square cap nails are typically used for fastening felt underlayment and not asphalt shingles. This article will explore the pros and cons of each technique to help you make an informed decision for your next roofing project. Use only plastic cap, corrosion-resistant nails or staples with plastic caps. Install the drip edge, so it projects past the ends of the eaves by about 3/4 at the gable or rake end. Begin the next course from the edge just cut, moving up to the next chalk line. At intermediate supports, fasten panels 12 inches on center. Its not wise to attempt to reuse them, as they may cause problems on the new roof. This is because a roofing nail has high holding power, unlike its counterpart. The kind of nails youll use for your roofing felt will depend on the project youre working on. The paper should then be nailed in or stapled every three to four inches across. 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. Staples are typically made from aluminum or other metals that are not as durable. Ask your dealer for the correct amount of nails for your size roof, in the length you specify. Felt nails are usually made from galvanized steel, which is corrosion-resistant. 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. The RSRS designation indicates the fastener is a ring shank roof sheathing nail. This is because the moisture can cause the staples to rust and break down faster. With 1000 per box, the 1/4 length is ideal for tacking roof underlayment. For roof slopes greater than 4/12, multiply the area by 1.10 to account for the 2 overlap and potential waste. However, the process can be tedious, as you must constantly stop and reload the nail gun, adding more time to your roofing project. If you are not sure what size of nails to use for your project, you can always consult the building department in . In addition, staples create a neater finished look. There are two methods of galvanizing nails: hotdipped and electrogalvanized. 316 nails have elements of nickel, polymer and chromium . Read More What Does A Roof Certification Cover? The manufacturing process of felt nails is more complex than staples. Synthetic Roofing Felt, do not use nails or staples without caps. You may want to wear work gloves to avoid injuring your hand or developing blisters. Once this course is laid, you can begin snapping horizontal chalk lines up the roof to ensure straight rows. The Hillman Group 42041 Galvanized Roofing Nails, 1-Inch, 100-Pack. However, felt nails edge out staples in terms of cost, hold, durability, and quality. As a result, most local building authorities have banned staples for roofing. Choosing the suitable fastener for your roof or shingle is dependent on four factors; the type of fastener, correct installation, placement, and holding strength. One IKO test found that ring shank nails have 300% more strength than smooth shank nails. Plywood Under Deck Boards! Fortunately, galvanized roofing nails and steel nails pass the building code test. If you were considering using screws for their extra security, consider ring shank nails instead. 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. Roofing felt is a type of underlayment that professionals install beneath a roofs shingles. This provides short-term protection and serves as a waterproof so that water or moisture does not move below the tiles or shingles. 19. However, you may need to replace staples more often than felt nails. 1. However, this is a detriment to the roofs performance. Mold and mildew will result and you could wind up having to rip off the roof and install a new one. Follow manufacturers instructions when choosing nails. Simply put, smooth shank nails have a smooth shank. In this case, youll want to use roofing nails made of robust materials such as steel or aluminum. (Must Read This), Pressure Treated Lumber For Roof Rafters (Lets See), Roof Sheathing Horizontal Or Vertical (Must Read). The International Residential Building Code (IRC) states two layers of felt for slopes between 2/12 and 4/12. The roof leg has one to three ridges to slow moisture movement, the smooth vertical leg sheds water, and the kick-out pushes it away from the facia. We'd recommend nailing from the centre of the edge of the sheet and working outwards. 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. While it is common to find nails with a shank diameter of 13 inches, they cannot be smaller than 12 gauge (2.67mm) and still comply with the IBC. When ridge vent installation is performed correctly, the vent increases the home's energy efficiency and extends the life of the roof. 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 downside of roof nails is that they are bulkier and prone to multiple jams while working with them. IKO assumes no responsibility for errors that may appear on this website. Measure the deck from the bottom to top for the number of courses of paper. The lower the gauge number, the thicker the nail. Synthetic or non-bitumen underlay has become a popular choice with roofers over the past decade. So in terms of quantity, a roofing roll is about the size of one composite . Tar paper is infused with tar, and roofing felt with a bituminous substance granted, a semantic difference as both are petroleum-based products. NOTE: Not all products featured will be available in your area. As you work, the paper can be tacked down in the center so it wont blow away. 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. This is because the staples are smaller and have a smaller head, which means they pierce the shingle less. These factors above determine if your nail or staple underlayment is good enough to hold your roof. 5 Energy Efficient Roofing Materials To Use. The average 3-tab shingle needs four nails per shingle. If required by code, wind conditions, or just regular practice, use plastic capped roofing nails. Roof felt is available in weights of 15 or 30-pounds per 100sqft. of the shingle tabs where the bottom edge of the tab meets the top of the cutout. F1667 RSRS-03 (2 " 0.131") nails or ASTM F1667 RSRS-04 (3" 0.120") nails. The added depth that roofing nails provide makes them less likely to come loose over time. You can adjust the firing depth of nails with an easy depth-setting wheel on the head of the tool, and clear jammed nails with the quick-release compartment aside the . The heavy-duty felt or paper is saturated or coated with bitumen. Factors such as type of fastener, accurate installation, placement, holding strength, and local building authority codes all influence why people choose nail or staple fastener for their roofing felt underlayment. 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. They are waterproof or water-resistant and provide additional protection and a barrier against moisture penetration. For example, when using Cambridge shingles, youll use roughly 240 nails, because of their Advantage size. Roll out the first course, align it, tack it down with galvanized nails or staples, and cut it to size. Therefore, you have to plan out your sheathing thickness, shingle thickness and nail length carefully. The actual process of putting down the underlayment will be one of the fastest parts of the entire roofing process. Both felt nails and staples are great fastening systems for roofing projects. 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. To calculate the slope or grade of your roof, youll need to measure the rise and run of your roof. Under most building codes in North America, 12-gauge is the minimum thickness of nail allowed on a roof. 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. Use the nails with or without plastic caps. If youre installing by the High Wind Application, youll use two more nails a shingle, so 360 nails per square. That depends on the exposure and coverage of your shingles. Avoid using cement on the roofing felt, especially if you plan to re-shingle the roof that day. Repeat as necessary. As a result, they are less susceptible to jamming and easily reload. Overlapping roofing felt protects the roof deck from seepage, wind-driven precipitation, and ice-dam back-up. Before securing the end of a row, take time to walk the row, smoothing out any rough spots and matching up the snapped chalk lines. The nails should provide a minimum of 40mm penetration into the rafter, so a nail length of 65mm is generally recommended. It is quicker to install and can withstand winds and extended exposure better than felt. 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. 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. If you live in an area with high humidity, you may need to replace your staples more often. Tags 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. Measure the size of your roof in square feet. Nail metal drip-edge flashing, which bends over the roof and down the edge of the facing board, on all roof edges. This means they will last longer and not rust as easily as staples. 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. 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. Make sure the nails are embedded securely into the felt and wood sheathing. However, the cost varies depending on the size and brand of the product. All rights reserved. Choosing the right roofing nails and driving them properly is essential for getting the best performance out of your roof. Tack the gable edge and tack the bottom edge and mid-line as you unroll. 1 (19) 240 (1) 250 . While all tar paper comes in rolls, you do have some control of what size roll you will purchase. However, a roofing air nailer or air plasti-cap nailer are almost as quick. The sooner it is protected by shingles, the better. Some materials require heavier felt paper. Some suggest you fill this hole with roofing cement, but this repair option must be done carefully to maintain the roofs water-shedding performance. Screws leave small gaps in the material they are driven into, and this may be enough to allow for a leak. To calculate the appropriate roofing nail length, add the thickness of the shingles and underlayment to the thickness of the sheathing. But, as with so many other projects, the key lies in the prep work. Roofing nails are cleverly designed to help you do a better job. Limited time deal. Start at the lower gable edge of the roof deck and work upward. This means that using a staple to nails is four staples to 1 nail. So for the 24 square roof example, you would need 2.4 rolls of synthetic underlayment, or 6 rolls of regular #15 felt. Continue along the roof to the other end and trim the felt flush at the end with a utility knife. 320 nails will be needed to install a square of standard 3-tab shingles, assuming four nails per shingle and 80 shingles per square. Measure up the roof and snap chalk lines where the upper edge of each course will go. Roofing nails are available in lengths ranging from one to two inches. This means they may lose over time, especially in high winds or severe weather conditions. Whichever material you choose for your nails, remember that roofing nails are on the exterior of homes and therefore the outer surface needs to be corrosion-resistant. Then they nail it along the edge every 6 to 10 inches.

Seattle Mariners Coaches Salaries, Fiserv Dublin Office, Dom Giordano Show Email, Articles W