The three most important parts of a quality slate roof installation are having quality materials, the right contractor for the job, and knowing the in's and out's of slate roofing yourself. The Durable Slate Company provides slate roof repair, installation, and restoration services world-wide. The reason for such a wide pricing range is that installation/labor costs c… Do not leave any details to guesswork. Some homes were created with the promise of a slate roof in mind. The starter course should be laid back side facing up to allow the edge bevel to merge flush with the edge bevel of the first course (which is laid back side facing down, as are all other slates on the roof, except the starter course). Headlap is also variable. The average slate roof weighs in between 800 – 1,500 pounds per square (100 square feet). 11) Lay your starter slates back side up. above illustration shows basic installation details for a Read about the common mistakes people make when installing… HomeAdvisor will connect you with prescreened and customer-rated contractors in your area traditional, standard-thickness slate roof. 15) Use good nails. ... Single-width tiles reduce material and speed up installation time without compromising style. 9) Do not walk on the slates during installation. Slate roofs do not require underlayment. Directory Spell out everything - headlap; type of slates including size, thickness, origin, color, and shape; gauge and length of nails; type and gauge of flashings; type of cant; etc., etc. Post them on our. Slate roofs are arguably the finest roofs in the world — beautiful, natural, and long lasting. Thicker slates are OK to be drilled as there is usually room between them for a nail head. Since slate roofing is a natural material, there can be large variations in quality and color, sometimes even with tiles sourced from the same pit. You will lose your headlap if you do not follow this bit of advice. Roofing Magazine. Find contractors now. Greater So one hard or soft slate for each square foot of your house times $1,500 will be total cost of a new slate roof. Install every course of slates along a permanent (red) chalk line chalked on the surface of the roof that marks the top edge of the slates. A Nu-lok slate roof installation is a highly sustainable approach to roofing as it not only uses natural slate with S1 longevity, it uses less of it. Call: 416-724-4666 The cant strip Read more about nail holes. Understand headlap. Whether it is a simple slate repair, restoration, or a complete new roof installation of your building, we perform all work in strict accordance with the 1927 National Slate Association Standards. Contractor 12) Do not over-nail or under-nail the slates. damming conditions are prevalent. Slating nails shall not be driven in so far as to produce an excessive strain on the slates and shall instead be driven to a depth such that the nail heads lie within the counter-sunk nail hole and do not rub excessively against the overlying slates. Composite shingles, while ideal as a roofing material, must be treated with utmost care during installation to prevent the cracking of their cores. There is a lot to think about. Joseph Your price will be on the lower end if you use recycled slates or reinstall your own. The underlayment is temporary - NOT permanent. If your slate roof depends on the underlayment to keep out the water, it is a faulty roof, incorrectly installed. 1) Construct the roof properly. You can use 16 ounce copper on ridges, step flashings and chimney flashings, although 20 ounce is better. Call now! There are a lot of good foreign slates too, but finding a reliable source of them can be difficult. The new European data protection law requires us to inform you of the following before you use our website: We use cookies and other technologies to customize your experience, perform analytics and deliver personalized advertising on our sites, apps and newsletters and across the Internet based on your interests. Take a look at the slate tile roof installation guide to gather more detailed information regarding the repair & installation of slate roofs. Take a look at common contractor errors. The Solar Slate Plate was designed by slate roofing specialists, who know how to work with stone safely. By clicking “I agree” below, you consent to the use by us and our third-party partners of cookies and data gathered from your use of our platforms. Double shingles at eaves and cornice line. 13) Use good flashing material. The underlayment will keep out the water until the slates and flashings are installed and it makes a good surface on which to chalk lines. A slate roof is among the best roofs to have. Please enable cookies on your web browser in order to continue. If you're concerned about ice-damming, increase the headlap along the eaves. Read this important article about starter courses. Have From SlateRoofWarehouse.com: This is a new, traditional slate roof installation at the Natural Building Colloquium in Bath, NY, July, 2008. Use roof jacks and planks. We use cookies and other technologies to customize your experience, perform analytics and deliver personalized advertising on our sites, apps and newsletters and across the Internet based on your interests. The broad variety of synthetic slate shingles on the market can actually be seen as a disadvantag… Info rich hub site! Small slates take longer to install. Like any facet of the construction industry, however, installations of slate roofs benefit from experience, knowledge and practice. You also agree to our Terms of Service. If using slates from several pallets, blend them on the roof by taking them from all pallets at once. Get in touch with us for a fascinating collection of roof slates. If necessary, look at some of the nuances that may be pertinent to your installation such as cleats on aprons, cleats on ridges, and soldering, to name a few. Slate Instructional videos. It is expensive to install compared to other roofs. Call us at 814-786-9085, M-F, 9-5, Eastern time, USA. DaVinci Slate delivers the highest levels of beauty without the typical challenges of a natural slate roof. The cleats accommodate thermal movement in the valley flashing, to prevent stress cracks. Joseph Jenkins — Joseph Jenkins, Inc. The Roofing Tools Assume all elements of the roof assembly must last and function for at least 150 years. Slate Roof Installation – Installing an Open Valley. Do not chalk on the slates themselves. Download the above diagrams as a PDF file (requires Adobe Acrobat). Stage the roof properly. is variable in thickness according to the thickness of the Installing a slate roof costs more than other roofing products because it weighs 800 to 1,500 pounds per square, making it difficult for workers to handle. Because slate is a natural stone, it is naturally very heavy. Use the underlayment to keep out the water until the roof is installed. Call: 416-724-4666 Slate Roof Thick slates are harder to cut and may require more experience. Get Slate Roof Installation for your home. 17) If you're using a contract document, make sure it is thorough and detailed. Read about how to install starter courses. 5) Don't rely on underlayment to keep your roof water tight. Hardcover: 374 pages; Publisher: Joseph Jenkins, Inc.; 3rd edition (June 21, 2016); Language: English; ISBN-10: 0964425823; ISBN-13: 978-0964425828; Product Dimensions: 8.5 x 1 x 11 inches ; Shipping Weight: 4.3 pounds, Go to Our Slate Roof Message Board l Slate Roof Videos, Slate Roof Source Lists l Installing Slate Roofs l Repairing Slate Roofs. Saddle ridges, Boston hips, mitered hips and copper hips or ridges, are all good. The cost of materials for a slate roof accounts not only for the quality of the material itself but for the labor that has to be done by hand to acquire and prepare it, which includes cutting the slate into slabs and drilling holes that make installation easier. Steps to Install an Open Valley. cant strip). Start from the bottom of the roof and work your way up, staggering the joints between courses by a minimum of 1½ inches. The mission of the National Slate Association is to establish a material and installation standard for, and promotion of, natural roofing slate in North America. Install a cant - either a wooden one, a copper one, or use another method, but get it in there. Shingles: Install as indicated and in compliance with details and recommendations as published in the North Country Slate: Slate Roofs: Design and Installation Manual – 2010 Edition – National Slate Association. One of the factors that deters many homeowners from installing a slate roof is the high cost of materials and labor. 8) Get your headlaps and sidelaps right. can also vary somewhat. Some manufacturers have poor quality control. You will at least need a slate cutter, slate ripper and slate hammer. 18 Steps to a Successful Slate Roof Installation. Asphalt shingles have a total cost around $200 per square. There Post them on our Traditional Roofing Message There is no excuse for anyone to install a slate roof today without knowing the basic information, which is all here right at anyone's fingertips. Here is another example of incorrect headlap. Click Here for a Sample Slate Roof Installation Contract, General Installation Guidelines for Installing Roofing Slate, General Architectural Standards for Installing Roofing Slate, Spanish Language Slate Roofing Installation Guidelines. Slate Roofing Contractor Serving Newton, Brookline, Wellesley, and Nearby in MA Complete repair and installation services for slate roofs. headlap (for example, 4 or 5 inches) may be preferred when the roof slope 30# felt is traditional, but a double layer (half-lap) is better today as the older felts were a better quality than today's felts. Dominic of ACG roofing installing slate at the University of Pennsylvania. Understand headlap. Articles online! Some slates leach pyrites and stain the roof. Underlayment should always be installed UNDER the slates, NEVER on top. A slate roof can cost from $12 to $40 per square foot, according to websites and roofers I consulted. Some manufacturers may do the drilling for you if you provide specifications, but be prepared to pay extra. Quality Slate for Your Slate Roof. Use copper or stainless steel roofing nails. Slate Roof Installation. Have Find local contractors to Install or Replace Natural Slate Roofing. Find it here. 2) Select the correct slates. Underlayment - Decking For roofs less than 3:12 pitch: Slate/Select is not designed for roof slopes under 3:12. 4) Have the correct tools. It may be used for decorative purposes only when installed on solid sheathing, provided a complete built-up roofing system is installed and the assembly is … Here is a sample contract as a PDF - as a Word file. As a traditional, natural roofing material, slate provides beauty, high fire resistance, versatility and strength. This is why a counter-sunk nail hole is important, rather than a drilled nail hole. This means using a roof deck material with a known and proven longevity of a century and a half, which includes solid lumber at least 3/4 inch thick and some other decking materials such as nailable concrete and gypsum. Roofing Magazine We have worked with many professionals over the years and we are ready to assist with product, technique and technical issues that may arise. INSTALLATION When laying out a roof in preparation for slating it, chalk lines across the entire roof area marking the top edge of every row of slate. Board! Before beginning, your contractor will determine the center point on the ridge of your roof. All material herein © 1998-2020 Joseph Jenkins Incorporated, all rights reserved. The square footage of a house is usually equivalent to the roof's square footage. Assume all elements of the roof assembly must last and function for at least 150 years. Slate Roofing Cost Breakdown. Price and color are NOT good criteria to go by. See our Privacy Policy and Third Party Partners to learn more about the use of data and your rights. This website is provided by Joseph Jenkins, Inc., The Slate Roof Experts. Traditional Slate Roof Installation We always recommend that a professional slate roofing contractor install a traditional slate roof. This led to the roofing contractor sorting the slate on site and installing the longest and widest slates at the eaves (where they carried the most water) and “graduating” several … 18) Know how to repair the roof. 10) Chalk your courses on the roof deck. Standard thickness domestic or Canadian slates with punched nail holes from a reputable manufacturer are usually a good bet. 16) If you're hiring a contractor - get a good one. Lack of headlap will condemn an entire roof. You can use hot-dipped galvanized roofing nails too, especially when installing recycled salvaged slates. in the Slate Roof Bible, 3rd Edition (or download the e-book) or go to Traditional The installation requirements of synthetic slate are not as challenging as real slate, but they can still spell difficulty. You will probably break some slates during the installation and you could lose a slate or two after the roof has been installed due to damage to the slates during installation. The cost of slate roofs has inspired manufacturing of high-quality products that look like slate. DaVinci Slate delivers on that promise with its astonishing versatility. Our inventory of new and re-used slates is comprised of thousands of slate and tile in every color and size imaginable. Thes… Every slate 1 tile should have a hole drilled through it to nail it to the roof. Read about drip edges and cant strips. America's best source! 3) Before you start - do your homework. A slate roof is known as one of the highest quality, long lasting roof materials on the market. The biggest drawbacks lie in the nature of the faux-slate surface in the case of laminated asphalt shingles and in the nature of the cores of composite shingles. In this video we look at the process of slating a house in line with current Irish Building Regulations. Closed Valley Installation in Detail Valley flashings may be rectangular, diamond or v-shaped. In order to install a slate roof, your home must have the structural support necessary, which sometimes requires additional reinforcement. By clicking “I agree” below, you consent to the use by us and our third-party partners of cookies and data gathered from your use of our platforms. Their size will vary with the length, width, and exposure of the slate and the slope (s) of the adjoining roofs. Size, thickness, type and quality of manufacture are very important. I guarantee that if the contractor is not familiar with everything on this page, he should not be installing a slate roof. Video Clips We rely on readers like you to uphold a free press. See our, Read a limited number of articles each month, You consent to the use of cookies and tracking by us and third parties to provide you with personalized ads, Unlimited access to washingtonpost.com on any device, Unlimited access to all Washington Post apps, No on-site advertising or third-party ad tracking. Slate Traditional 3) Before you start - do your homework. Some drill their slates, some punch them, some cull out bad slates, some don't. Labor costs to install a slate roof can range from $600 to $1,500 per roofing square. Furthermore, the weight of slate often requires extra structural support to the home or building. The association, which started in 1922 and was reformed in 2002, spans quarriers, contractors, architects, consultants, and distributors with a connection to natural slate. SLATE ROOF INSTALLATION GUIDE 1) Construct the roof properly. Here is an illustration of correct headlap and of incorrect headlap. Sheet lead is also a good flashing material. No aluminum drip edges (as are commonly used on asphalt shingle roofs) are needed on slate roofs.When measuring for the starter slate and the first row, allow for the slate to hang beyond the drip Read about the common mistakes people make when installing slate roofs. You should have a few slate hooks available to use for repairing the roof. Standard thickness roofing slates (3/16 inch TO 1/4 inch) that have drilled HOLES without counter-sinking are sub-standard slates. Gable edge projection and drip edge projection 6) Get the starter course right. The worst ridge is when you just run your field slates to the top and leave them with exposed nail heads and sealant along the apex and nothing else. The cost of a slate roof tile installation can run on average between $12,000 and $24,000 for an average size home – depending on the location of the home and the pitch of the roof. questions? Joseph Jenkins, Inc., 143 Forest Lane, Grove City, PA 16127 USA; Ph: 814-786-9085 - Fax: 814-786-8209 questions? Make sure your starter course has enough headlap. This content is currently not available in your region. It will wear out.
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