what size nails for roof felt

Use only plastic cap, corrosion-resistant nails or staples with plastic caps. Dry sheathing and felt paper also help ensure a watertight roof in severe climates. This is because each nail needs to be driven individually into the roof. There are two ways to measure the size of a roofing nail diameter and length. The weight or thickness needed will vary by regions, but 15-pound suffices in most locales. Roofing felt is a type of underlayment that professionals install beneath a roofs shingles. The heavy-duty felt or paper is saturated or coated with bitumen. A larger-size head might increase the risk of exposing part of the nail head in standard nailing locations on the shingle. 3. roofing company near me. Cap nail shank shall have a length sufficient to penetrate through the roof sheathing or not less than 3/4 inch into the roof sheathing. Square cap nails may have a smooth or coiled shank. Install the drip edge, so it projects past the ends of the eaves by about 3/4 at the gable or rake end. Each higher number in the penny system represents a 1/4-inch length increase, up to a 12d nail (3 1/4 inches long). They are made from galvanized or stainless steel for durability and rust resistance. Start at the lower gable edge of the roof deck and work upward. 8D nails are considered standard for OSB roof sheathing materials. There are a couple of different ways to attach felt. FREE delivery Tue, Feb 21 on $25 of items shipped by . Many metal roofing dealers specify minimum of 7/16" sheathing. The T-50s are compatible with most brands of staple guns or hammers. Specifically, youll need roofing cap nails. The longer it is left uncovered, the more it will weather and fade. Not only is it tedious to yank these nails out, but their zinc coating will also be worn. This website uses cookies to provide necessary functionality and to improve your online experience. Start the roof felt at one bottom corner of the roof. Most of the time, staples do not hold down the roofing felt paper or materials well enough in such areas. Staples are faster but lack the holding power of nails. 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. If you live in an area with high humidity, you may need to replace your staples more often. 2. 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. This is because the nails are small and blend in with the paper backing of the roll. However, you may need more (480 nails per square) if you live in an area with severe weather conditions to ensure that your roof can withstand the high winds and heavy rain or snow. The downside of roof nails is that they are bulkier and prone to multiple jams while working with them. The manufacturing process of felt nails is more complex than staples. (A Beginners Guide) DoneContinue, Roofing Felt Nails Or Staples? 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. 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 Also, you can use an aluminum or copper nail, depending on your location. They are the most basic type of roofing nail and cheaper than the other two options. However, the process can be tedious, as you must constantly stop and reload the nail gun, adding more time to your roofing project. One of the essential factors is selecting a suitable fastener! 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. Synthetic underlayment comes in 10 square rolls, while regular #15 felt comes in 4 square rolls. The cost of your roofing nails will depend on a few factors, including material, type and length. In terms of durability, felt nails are more durable than staples. Add more felt if required By Maria Goudiss. The lower the gauge number, the thicker the nail. felt application we use plastic cap nails with the Bostitch cap nailer. As you work, the paper can be tacked down in the center so it wont blow away. We have the following; 3/8 x "3/8 7/16 x 1 - 1/2 1/2 x 5/16 1 x 5/8 For galvanized roofing shingles, they make use of a 16 gauge shank. 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. While this may not be a concern for some homeowners, others may find that staples are not as aesthetically pleasing as nails. Roofers seek to use just the right length of nail so that the decking (or OSB) is completely punctured by the nail. This is important since asphalt is a relatively soft and flexible material. These have large plastic caps for heads, which help prevent water intrusion. 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. Well explain how to install the roof felt and drip edge, and make some tool and material recommendations. Aug 15, 2010. 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. First, its available capacity load, adjustable drive depth, and universal design make compatibility easy: the nails and the shingle. Each run of shed felt should overlap the next by at least 7.5cm. Head: flat round. . Below we will explore an in-depth analysis of the two fastening systems to help you select the right one for your needs. There are applications where felt is necessary and others where it is not. Professional Professional Tools & Support. 4. The first course or starter strip is a 19-inch width of felt, and the next course overlaps it fully. What Size Staples Required for 30lb Felt? Unfortunately, when it comes to asphalt shingle roofs, they fall short in having enough holding strength. However, this is a detriment to the roofs performance. It must be covered with waterproofing membrane, usually "roof felt," also called tar paper. 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. Shed Roof vs. Gable Roof Comparison Guide. Check the requirements for the roofing material that will go over the felt. Another quality is its ability to withstand intense exposure to the sun over a long period. 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. 30-pound roofing felt costs more, but also offers more protection. The ridge cap used on this roof . 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. One MSR roofing roll is usually about 36 feet long by 36 inches wide. Copper nails are most often used on roofs with copper flashing and accessories. If youre using typical architectural shingles and 3/8-inch-thick sheathing, youll need 1inch nails. Corrosion is always a concern with any metal roofing fastener. 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. Step 4 Prepare for the Shingle Installation Overlapping roofing felt protects the roof deck from seepage, wind-driven precipitation, and ice-dam back-up. To calculate the appropriate roofing nail length, add the thickness of the shingles and underlayment to the thickness of the sheathing. Type 316 Stainless Steel Nails - These are what you should be using on any new roof build involving an exterior wood product. DIY Roofing | Owens Corning Roofing - Roofing, Insulation, and The sooner it is protected by shingles, the better. So, choose these nails where performance, especially wind resistance, is a priority. The quality of the material used is also an important consideration. Felting a roof - Roofing Superstore Help & Advice 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. One IKO test found that ring shank nails have 300% more strength than smooth shank nails. Most roofers use four nails per shingle and five nails for each roofing felt square. The roofing nailers are designed for driving 12-gauge nails up to a depth of 1 inch whereas the framing nailer shoots large 16d nails to a depth of 3 inches. Prevent Ice Dams 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. Such factors include the nail spacing requirements of the total area of your roof and the slope or grade of your roof. How to install roofing battens - 4 simple steps | Marley How to felt a shed roof: simple steps for protecting - GardeningEtc removing the shingle and installing a new shingle, choosing between a nail gun and a roofing hammer. Other Materials Roofing nails that are 11- or 10-gauge are also allowed by most building codes as they are thicker and sturdier. For a 30lb felt, you should use T50 staples which generally have inch wide crowns and a length variation that include , , , and inches. Grip the hammer tightly by the end of the handle and hold your thumb at the top of the shaft. According to the International Building Codes 2018 Edition, fasteners for asphalt shingles must be a minimum of a 12-gauge shank.While it is common to find nails with a shank diameter of 13 inches, they cannot be smaller than 12 gauge and still comply with the IBC. 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. Roof Felt Underlayment to Protect Your Home From the Elements How to Apply Underlayment to a Roof - Better Homes & Gardens Well walk you through the types, sizes and materials you may choose from when picking a roofing nail. Length: 1" - 3". This provides short-term protection and serves as a waterproof so that water or moisture does not move below the tiles or shingles. Staples are faster and easier to use as an underlayment. You dont need to use cap nails or another special type of nail for this purpose. Its always better to have too many nails to nail shingles than not enough. in normal wind zones. Specification Material: carbon steel, stainless steel, aluminum, copper. Galvanized nails are also available in a variety of lengths and sizes. It helps protect the sheathing and the shingles and commonly has parallel lines printed on it that make shingle placement easier. Most professional roofers use staples instead of nails when installing roof felt on larger roofs. Installing a roof is much more than just nailing shingles onto some boards. Roofing felt is made of natural or synthetic materials such as wood cellulose, recycled cloth, fiberglass, or polyester. Fasten the field area in the middle of the roll a minimum of 24 O.C. What size nails for OSB sheathing? The kind of nails youll use for your roofing felt will depend on the project youre working on. Installing roof felt is a two-person job. By using this website you accept our use of cookies and the. Measure up the roof and snap chalk lines where the upper edge of each course will go. Roll out the first course, tacking it down as you go. All rights reserved. But, as with so many other projects, the key lies in the prep work.