Cut the extended eaves drip edge flashing between the roof leg and vertical leg at a 45 or 90 angle to the rake edge. Visit the officia. They can also be overdriven or even underdriven. However, a roofing air nailer or air plasti-cap nailer are almost as quick. At intermediate supports, fasten panels 12 inches on center. The overhang to the next strip should be 3/8 inch. Easier roll-out with less sticking. So for the 24 square roof example, you would need 2.4 rolls of synthetic underlayment, or 6 rolls of regular #15 felt. Roofing nails with gaskets are intended for metal roofs. For more tips on roof installation and tools, read our article about choosing between a nail gun and a roofing hammer. Even though nails also hold roofing materials in place, staples are often preferred because they have a solid visible grip. Rolls of felt are typically 36 wide, and low slopes require 19 overlaps. All of these methods could allow water through the roof. 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. The paper should then be nailed in or stapled every three to four inches across. Start at the lower gable edge of the roof deck and work upward. No matter what fastening system you choose, follow the manufacturers instructions carefully to ensure a successful installation. . Felt nails are more expensive than staples. Back in the day all I used was staples and /or roofing nails now plastic tops . 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. Different roof slopes require different protection for asphalt shingles. What size roofing nails do i need - Roofgenius.com It is quicker to install and can withstand winds and extended exposure better than felt. Here are some reasons why felt paper is necessary: There are three main types of underlayment applied to roof decks prior to asphalt shingles and other roof coverings. 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. Haring holds a Bachelor of Journalism from the University of Missouri. Rolls of felt are 36 wide x 144 long for 15# and 72 long for 30#. Start at the lower edge of the roof, nailing the batten into place at the centre of the rafter. Where a roll ends and a new one is begun, the two rolls should be overlapped by four inches. You dont need to use cap nails or another special type of nail for this purpose. To ensure we feature the products available in your area, please select your country and state/province. 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. This is because the nails are made of a stronger material that can withstand more wear and tear. 1 Use a sharp knife to trim that shingle to within about 18 in. What Size Staples Required for 30lb Felt? . Grip the hammer tightly by the end of the handle and hold your thumb at the top of the shaft. The rolls are typically either 50 or 100 feet long. Its always better to have too many nails to nail shingles than not enough. How to felt a shed roof: simple steps for protecting - GardeningEtc Every time there is a gust of wind, we rely on the nails weve chosen to hold new shingles in place. A typical roll of 15-pound felt is 36 wide and 144 long and covers 432sqft. 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. Bitumen is a waterproof mixture of coal-tar pitch or asphalt and other viscous and sticky organic liquids. Roofing felt is made of natural or synthetic materials such as wood cellulose, recycled cloth, fiberglass, or polyester. Have a helper ready to assist with this step, and take care to get the lines straight and clean. 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. Unlike selfadhering underlayments, such as ice and water protector, felt underlayment needs to be fastened in place with nails. Nail every 8 to 12 and about 1-1/2 in from the outer face of the drip edge. Roofers tend to use the roofing nails they already have on hand to install flashing. Step-by-Step Ridge Vent Installation Instructions - Fine Homebuilding For low slope roofs mark every 17 and snap a chalk line from gable to gable. Due to these, Read More Plywood Under Deck Boards! For example, when using Cambridge shingles, youll use roughly 240 nails, because of their Advantage size. There are various roofing nails available in different materials. Is it necessary to use adhesive? Smooth application of the roofing paper will help you achieve a smooth installation of the shingles. PDF Roof Assemblies - Florida Building Most building codes regulate that at least a 12 gauge shank with a diameter of 3/8 head be used. You may want to wear work gloves to avoid injuring your hand or developing blisters. Upper lengths of edge flashing should overlap lower lengths by a minimum of 6. 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. Depending on your local building authority, you can use staples for roofing felt or, in other words, as roofing felt underlayment. 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. Still, these rings give the nail extra staying power, or grip, in the shingles and sheathing. Use galvanised clout nails to nail the first sheet of felt onto the roof. It starts with installing solid decking, usually plywood or oriented strand board, but that is not waterproof. I will also need to overlap the felt, how much overlap should I use? With that said, lets explore your roofing nail options and which is best for your next roof. 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. Nail metal drip-edge flashing, which bends over the roof and down the edge of the facing board, on all roof edges. Nails can pop above the roof surface for a number of reasons. Roofing felt nails like cap nails are generally more expensive than staples. Nail the felt in using 0.59 inch (15 mm) galvanized clout nails. Limited time deal. This is because each nail needs to be driven individually into the roof. For irregularly shaped roofs, break it down into smaller rectangles or triangles to calculate the areas. This inarguably depends significantly on the type of nails used. Aluminum is a weaker metal than steel and copper. Due to the low slope, the felt needs to be doubled. How Many Nails Do You Need To Install Metal Roofing Felt Paper? 3. 18 ($1.06/Sq Ft) $11.99 $11.99. For a 30lb felt, you should use T50 staples which generally have inch wide crowns and a length variation that include , , , and inches. Another quality is its ability to withstand intense exposure to the sun over a long period. Do not simply hammer the nail down, renail it in the same spot, or use the same shingle. Follow manufacturers instructions when choosing nails. When preparing to shingle or reshingle a roof, laying roofing felt offers an extra barrier against moisture. Felt is typically 3 feet wide, so that means a roll is approximately 144 feet long. They are also less likely to leave behind unsightly marks on your top. Highly visible alignment lines. Nail down squarely (90 degrees) into the deck to secure caps flush to the underlayment. Roofing staples are a fastener to secure roofing felt or tar paper to the roof deck. The standard size for roofing felt paper is categorized into four. For example, if you remove the nail and drive it back into the same spot, your aim wont be perfectly accurate. Type 316 Stainless Steel Nails - These are what you should be using on any new roof build involving an exterior wood product. 15-pound roofing felt costs around $20 for just over 420 square feet. 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. 2 1 Overlap the corner by enough to trim the edge of the end shingle properly. A ring shank nail is also called an annular roofing nail or corrugated roofing nail. When nailing shingles, proper penetration into the roof deck is essential to ensure the nail and shingle remain secure. Materials used to make the natural and synthetic underlayment include; wood cellulose, polyester, and fiberglass. Use a utility knife or hook-bladed knife to cut the felt. A 2d nail is 1 inch long, for example, while a 16d nail is 3 1/2 inches long. Roofing felt is commonly used between roof deck sheathing and roof shingles. 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. All nails and staples should be placed on the lower half of the paper. 320 nails will be needed to install a square of standard 3-tab shingles, assuming four nails per shingle and 80 shingles per square. Staples are also not as durable as nails and are more likely to come loose in high winds. In this guide well discuss what roofing felt is, why it is necessary, and the different types of underlayment. You should check with your building code and local bylaws to confirm. They are the most basic type of roofing nail and cheaper than the other two options. So in terms of quantity, a roofing roll is about the size of one composite . Roofing and reroofing are two of the most common home improvement projects. In addition, the manufacturer's instructions should indicate which side of the roofing felt goes down if that matters for the specific product. Cap Nails - Lowe's Home Improvement They also go against most building code error codes and local building authority standards. Felt nails have a more secure grip on the paper backing of the roll. 5. Roofing staples have a broad, flat head that helps to keep them in place and prevent them from pulling through the roofing material. It is important to note that local building and fire codes may require cap nails instead of staples, so check the fine print. Roofing nails are the most common type of fastener used to attach asphalt shingles to the roof deck. Shed Roof vs. Gable Roof Comparison Guide. The numbers refer to the actual weight of the felt. This is important since asphalt is a relatively soft and flexible material. The information on this website is subject to change without notice. If required by code, wind conditions, or just regular practice, use plastic capped roofing nails. Overlapping roofing felt protects the roof deck from seepage, wind-driven precipitation, and ice-dam back-up. It is available in rolls of 15 and 30-pounds per hundred square feet. Various nail shank types for different requirements. Roll out the first course, tacking it down as you go. Installing Cedar Shingles - Fine Homebuilding While this may not be a concern for some homeowners, others may find that staples are not as aesthetically pleasing as nails. Package There are a couple of different ways to attach felt. Of course, as your nails will be on the exterior of a home, they must have rust and corrosion protection. Roofing felt nails are less visible than staples, which give your roof a neater appearance. This is because the staples are smaller and have a smaller head, which means they pierce the shingle less. This means they will last longer and not rust as easily as staples. That is why they are used for additional water tightness in extensive wind areas to reduce the chances of wearing and tearing. Directly answering if you can use staples for roofing felt depends on your local building authority and fire codes. It is versatile, strong, and affordable. Remember to follow appropriate safety practices when working from ladders or on roofs. The cost of your roofing nails will depend on a few factors, including material, type and length. Roofing nail gun - Top roofing nailers | Best 12 brands of roofing nail 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. $3.19 $ 3. 4.6 out of 5 stars 94. Heavier roll weight. PDF Installation Instructions for Feltbuster High-traction Synthetic - Gaf 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. 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. This is a fabric impregnated with asphalt to form a moisture barrier. Avoid using cement on the roofing felt, especially if you plan to re-shingle the roof that day. Roll out about 10 feet of felt and fasten with staples or roofing nails with plastic washer heads. Install the drip edge, so it projects past the ends of the eaves by about 3/4 at the gable or rake end. This is How Far Apart Should Newel Posts Be! To determine how much felt is required for a roof, find the area of the roof deck to be covered. They are waterproof or water-resistant and provide additional protection and a barrier against moisture penetration. You can learn more about the sizes of staples here. Account for waste. Galvanized nails are also available in a variety of lengths and sizes. That depends on the exposure and coverage of your shingles. This makes them the better option for most people. Its general knowledge that nail roofing felt, and staples are almost the same and give desired results: securing or holding the roofing felt. What Type of Nails for Felt/Underlayment? Galvanized nails are also available in a variety of lengths and sizes. You can learn more about the sizes of staples here. Holding power is essential, especially if you live in areas with high winds. Call the team on 01752 692760 or use the . When ridge vent installation is performed correctly, the vent increases the home's energy efficiency and extends the life of the roof. Fasten drip edge on eaves. 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. IKO strives to accurately reproduce the screen images of the shingle swatches and house photos shown. HousingHow Roofing Roofing Felt Nails Or Staples? One IKO test found that ring shank nails have 300% more strength than smooth shank nails. Many manufacturers offer 10-year guarantees for felt. If your building codes require thicker sheathing, youll need 1 -inch nails. 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. Florida Building Code, 6th Edition SHINGLE ROOFING - Bay County, Florida Installing roofing felt is the first step to shingling the roof deck and is an additional layer of protection for the roof. This step is vital to the success of your new roof and must not be shortchanged in any way. Roofers seek to use just the right length of nail so that the decking (or OSB) is completely punctured by the nail. This is because the nails are small and blend in with the paper backing of the roll. Roofing Nails Best Seller Grip-Rite #12 x 1 in. Many factors have influenced the shift from using felt nails in modern times. First, its available capacity load, adjustable drive depth, and universal design make compatibility easy: the nails and the shingle. Well walk you through the types, sizes and materials you may choose from when picking a roofing nail. Be sure the tar paper lies in flat strips that are absolutely smooth. Thats a bad idea. The caps help prevent tearing and are helpful for keeping the felt in place if it is windy, or if there will be a delay laying the shingles. Overlap the end of a roll about 4 inches with the start of a new roll and fasten both pieces to the decking. Understanding Nail Sizes and Basic Types - The Spruce This is because they are faster and easier to install than nails. The nails should provide a minimum of 40mm penetration into the rafter, so a nail length of 65mm is generally recommended. The installation process for felt nails and staples is relatively simple and can be completed by most people with little experience. Tar Paper & Roofing Felt Options at RoofingFelt.org If youre installing by the High Wind Application, youll use two more nails a shingle, so 360 nails per square. Begin the next course from the edge just cut, moving up to the next chalk line. Multiplied by 1.10 is 2112sqft. Uneven strips and wrinkles can allow dust, moisture and mold to develop. Also, you can use an aluminum or copper nail, depending on your location. Fasteners should be about 8 apart in the bottom 3/4 of the paper. Consult your local building department for specific nailing applications. The most distinguishing feature of a roofing nail that sets it apart from other types of nails is the size of its head. It will protect the roof for about a month without shingles, provided it is fastened properly and it isnt too windy. Corrosion is always a concern with any metal roofing fastener. Instead of using lighter-weight 15-pound felt, use the heavier 30-pound felt as it will last longer too. Leave about 5cm between each nail, and ensure the sheet is pulled tight and sitting in line with the roof. Successive courses repeat the 19-inch overlap. Ensure theyre long enough to penetrate through the felt and the roof decking. Installing New Shingles Over Old Shingles | DoItYourself.com If youre using typical architectural shingles and 3/8-inch-thick sheathing, youll need 1inch nails. Pack Size. 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. Ultimately, it is best to refer to your building codes and roofing manufacturer for more specific guidance. This can cause your roof to leak. Many metal roofing dealers specify minimum of 7/16" sheathing. Rolled roofing is easy to obtain and can be found at all home improvement stores. This is because there is more surface area for the nail to grip. The most common include galvanized roofing nails and aluminum roofing nails, but you can also find copper and stainless steel roofing nails. How to Replace Roofing Felt on Your Home - Arrow Fastener 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.