REALITY: While metal roofs are a familiar sight in rural areas—on houses, barns, and industrial buildings—they can work on almost any architectural style. I initially thought that it was just another word for decking, but I think I’m missing something here. If trapped between the metal roofing and old roofing, moisture can build up and cause mold and rot. But if a bolt does hit a metal roof, it won’t catch fire. Stamped, shingle-look metal roofing is more likely to dent because there’s a small air space between the metal panel and the roof sheathing. Every metal has its pluses, whether it’s durability, color, or cost. Install the drip edge. This is a tricky area & you will probably get responses akin to if you had asked “what’s yoru favorite color”? Dipped steel can be left in a silvery state, but is generally painted to maximize longevity. Or, installing the new metal roofing over furring strips (1 x 3s or similar) will raise the metal and provide a ventilating air pocket between layers. If a heavy-duty hailstorm—or foot traffic—puts dents your metal roof, it may look bad, but the roofing itself isn’t compromised. If your patio has open beam architecture, and is designed to have a roof consisting of structural metal panels (that is, the panels attach directly to the beams without any sheathing) then you don’t need an underlayment. 5 – Install Metal Panels or Shingles. They’re strong, able to survive hurricanes, hail, and wildfires. read lefty’s post right above your last one. For economic and structural (lateral-load) reasons, solid sheathing is almost always plywood, OSB, or other structural panels. Most makers guarantee the products for as long as you own your house, and allow the warranty to be transferred to the next owner. The best rated metal roofing product is the 16 ft. Classic Rib Steel Roof Panel in Charcoal. As I mentioned in my post, I really don’t know what size the decking boards are, so they may in fact be bigger than 1/4", I’ll check on this. Well aside from tearing the roof off and putting the proper substraight in not a thing i can think off. But it is important to make sure that the paper liner is installed correctly between the sheathing and the insulation to prevent mold and mildew. This video shows how some roofs fail under heavy winds in uplift situations. Zinc weathers to a handsome bluish gray over time—think of the famed rooftops of Paris. On top of this underlayment goes a slip which protects the material from tearing as the metal roof expands and contracts with changing weather. Installed, metal roofs run $7 to $20 per square foot, depending on the type of metal used. I’ve had a lot of people make a lot of recommendations including just installing metal on purlins and spraying with a closed cell foam insulation. Metal drip edge isn’t usually required (check with a local building official), but it gives roof edges a nice finished look, prevents shingles from curling over the edge, and keeps water from running directly down your fascia boards. The Elite Destination For Florida News. How to Install Metal Roofing: A Tiny House Guide When it comes to choosing a roof for a tiny house, you may be surprised to find out that metal comes highly rated. By the 1920s, lightweight, no-rust aluminum entered the market, as did paint coatings that added color and longevity to both aluminum and steel roofs. Most metal roof companies recommend installing felt paper on roof sheathing before you install the metal roofing. Metal roofing is about 135/sq, so that makes it around 4700, plus a few hundred for the purlins. What are the shipping options for metal roofing? In areas where hail occurs frequently, you want metal roofing with a Class 4 rating. And unlike asphalt, slate, or clay roofs that hold onto solar heat after the sun goes down, metal quickly releases its heat back into the atmosphere. Icicles may be pretty but they can tear off gutters, loosen shingles, and cause water to back up into your house. The oldest, longest lasting, and most expensive metal for roofs, copper is easy to cut and shape. This percentage can increase if high-end roofing materials are chosen, and includes unseen elements like underlayments, flashing, and sealants. this past fall, I had a new standing seam metal roof put on an old house that used to have metal shingles. Florida Roof Replacement. 2: Is there anything that I can do at this point to stop the noise? How To Install Metal Roofing. Get the latest This Old House news, trusted tips, tricks, and DIY Smarts projects from our experts–straight to your inbox. Maybe when you think of metal roofing your mind instantly imagines industrial or commercial buildings. The percentage could increase if your home has complicated rooflines or a lot of dormers, or the roofing itself is difficult to install. HI. REALITY: Metal roofs do get hot, but not any hotter than any other roofing material. When starting a new project for your roof, you may find yourself in the dilemma of which type of roofing would be best. There are really only a few tools needed for nearly any application: The galvanized metal ceiling saved us a fortune in the house vs. drywall. Roof Repair. Also pull out force depends on your design wind speed and can be improved by increasing the diameter of the screws. You may be surprised to learn that during peak hot-weather months, a metal roof stays 50 to 60 degrees cooler than one made from any other material. The DripStop is actually part of the roofing material. Keep these tips in mind when roofing in hurricane areas. I pulled up my roofing quote for materials. Published Sep 09, 20. And while it commands a premium—the components are expensive, as is the skilled labor for installation—a metal roof can boost a home’s resale value by up to 6 percent in some areas. Tip: Look for a roofer who will offer a warranty that covers labor in case of a leak for at least five years after installation. Can last 30 to 50 years. Lay the starter row of metal shingles at the drip edge and affix to the roof with metal roofing nails. We guarantee the Metal Roof we install on your home or business to be the last roof you will ever replace ! Elsewhere, expect air-conditioning bills to go down by 10 to 15 percent. This rating indicates that the roofing has withstood UL’s most severe impact test standard—a 2-inch diameter steel ball dropped from 20 feet—without tearing, fracturing, cracking, or splitting. This cutaway drawing shows the steps involved in roofing a house.. this past fall, I had a new standing seam metal roof put on an old house that used to have metal shingles. Light-colored metal roofs naturally reflect more of the sun’s energy than darker ones, but thanks to new heat-reflective paint pigments, even dark-colored metal roofs can meet the EPA’s Energy Star criteria. Can last 80 to 100 years. Embroilment abounds when you are a pure DIYer looking out for a cutthroat, yet comfortable-at-hand roofing option. Standing Seam Image II Install – Metal Roofing Wholesalers Metal Roofing Wholesalers LLC 1178 Topside Road- Louisville, TN 37777 Toll Free 1-877-646-6382 standing seam roof without the expense and installation difficulty of clips. An impact driver or drill for installing metal screws. That’s why there are no building codes that require grounding or special protection for metal roofs. I was hoping that we might be able to spray on foam insulation-- any more thoughts on that? Whom ever did it IMO should have decked the job before installing the standing seam. If your roof is installed without a proper roof underlayment, you will experience the kind of noise that causes people to think buying a metal roof is a bad idea. Roof Pitch The metal roofing panels shown in this manual require a minimum slope of 2-1/2” per foot to ensure proper drainage. Invest in the right sealant If you see tubes of home-center silicone on the job, that’s a bad sign; it won’t last. I do like the idea of a spray foam option. Lighter, softer, and pricier than steel, aluminum comes in many of the same embossed styles; under a coat of paint—aluminum is almost always painted—it’s hard to tell the two metals apart. The entire roof deck is relatively uniform, where you can step on any part of it without slipping through spaces. I have 2 questions. Metal roofing is much lighter, and the roofing support can be spaced out 24″ apart. (The membrane cannot be added to an existing structure.) Install the panels, tape the seams with ZIP System ™ tape, and the building is rough dried-in. Open Framing Substrates. i also agree with the spray foam insulation. ImageII Install 1-14-11H – Metal Roofing Materials – Metal … Standing seam roof without the expense and installation difficulty of clips. It’s hard to top the versatile looks, longevity, and peace of mind that come with a roof made of metal. To prevent rust, it’s usually dipped in molten zinc (making galvanized steel) or an aluminum-zinc alloy called Galvalume. When using asphalt shingles, you’ll need to space you support beams 16″ apart. Jobsite extras 6% - Includes fees like renting equipment to load workers and supplies on the roof. Fabral makes metal roofing used by many installers and I followed their instructions when I built a small outbuilding using OSB decking for the roof. During a hurricane the strength of the sheathing on the roof can greatly impact the homes ability to weather the storm. Pros prefer polyurethane sealant formulations that are made to adhere to metal and to flex with it. Start at the bottom of the roof and place the first piece of rigid foam insulation against the metal flashing, starting at the center line. Unfortuantely, with the new roof, the wind noise is just terrible. This video shows how some roofs fail under heavy winds in uplift situations. But when the dust (and fiberglass) settles, you'll enjoy a fatter bank account and more comfortable indoor temps year-round. Uncoated, its bright, gleaming shine quickly acquires a protective brown patina that can turn a soft blue-green over time. It can lie down perfectly under the metal roofing without having to deal with the hassle. How To Install Metal Panels – The Keys To Success. Yes, it's a messy job. And while it commands a premium—the components are expensive, as is the skilled labor for installation—a metal roof can boost a home’s resale value by up to 6 percent in some areas. Make sure the larger edge is positioned so that the small edge of the next panel overlaps. Install the roofing tightens vertically along each rib the board. Thanks for all the info! Tankless Water Heaters: What You Need to Know Before You Buy. Shown: An electric seamer crimps panel edges for a tight, no-leak joint. How to Install Roof Sheathing. But, if you have a bad installation and the roof starts to leak, I think the decking and rafters will rot before you know it’s leaking. REALITY: Metal is no more attractive to lightning than any other roofing material. You can easily go through several sheets of insulation and know that they are secure. But it is important to make sure that the paper liner is installed correctly between the sheathing and the insulation to prevent mold and mildew. FASTENER PROBLEMS – Exposed fastener systems put the integrity of your roofing structure in the hands of the fastener and the gasket, which is the thin piece of material located between the head of the fastener and the metal panel.This can lead to many issues, such as: Fastener withdrawal – The expanding and contracting of the metal roof over time is inevitable. If you had received a quote from someone & all other areas were similar (standing seam, thickness, etc) but the $$ was way off then chances are it was in the decking. The underlayment is very important. One way to achieve this is to help educate our customers on key aspects to the installation process. Hi. Roof Installation. INSTALLATION MANUAL - ROOF HUB 81824 REV 9/18 ZIP SYSTEM® SHEATHING // OVERVIEW ZIP System ® roof and wall sheathing panels are oriented strand board (OSB), wood structural panels with built-in protective overlays that eliminate the need for building wrap or roofing felt. Anything that can add to the insulation is a benefit as well. Nail it around the edges with roofing nails. There's a table in the installation guide. Allow the metal to move Slip sheets, typically rosin paper, laid between the roofing and the underlayment, allow the metal to expand and contract freely, and protect the integrity of the underlayment. Take your first sheet of metal and place it on the roof so that it overhangs the edge at least 3⁄4 in (1.9 cm). No matter the material, however, a roof wouldn't be possible without the sheathing below. You also could install a corrugated through-fastened metal roofing product and probably not have issues. The old decking is just 1/4" boards (I think) that are spaced several inches apart. Keep these tips in mind when roofing in hurricane areas. Today’s metal roofing products can mimic wood shakes, slate, clay tile, and even granule-coated asphalt, making it likely there’s a version to match your house style. According to the manufacturer’s instructions, install the metal roofing panels over the insulation. They can save energy, thanks to their ability to reflect the sun’s heat. Unlike other metals, which are specified by thickness, or gauge, roofing copper is specified by its per-square-foot weight in ounces. But roofers can install a vented metal roof that eliminates this potential problem. If an open-grid framed roof or widely spaced old- solid roofing planks as the "sheathing", it is important to tightly stretch this so it does not sag down and hold water between the framing / roof sheathing boards and the metal roofing - obviously, FAR better to put down a solid sheet sheathing first when doing a reroof in that sort of situation. The easiest, and by far the quickest, way to install metal roof insulation is with 1½ inch staples. The structural panels act as a diaphragm to transfer lateral loads at the plane of the roof to the walls. You need to make sure the metal panels are square, have adequate adherence at the eaves, and use the correct kinds of screws. To learn more or opt-out, read our Cookie Policy. Trees and sod arrive at the house. You can start with an online product search, and then work directly with the manufacturer to find a qualified contractor in your area. Metal can also reflect significant amounts of heat when the sun is up, but its reflectivity varies depending on its color and coatings. It’s also made of polyester and rubber, so it’s resilient to aging and corrosion. FASTENER PROBLEMS – Exposed fastener systems put the integrity of your roofing structure in the hands of the fastener and the gasket, which is the thin piece of material located between the head of the fastener and the metal panel.This can lead to many issues, such as: Fastener withdrawal – The expanding and contracting of the metal roof over time is inevitable. Once this roofing material started to wear out, composition shingles began being applied over the original sheathing. OSB and plywood are sponges in this situation and love to rot. Any insulation products that can be put on the underside of the roof inside the attic to dull the noise? Now I’m kicking myself for not being more involved. 31 of Your Toughest Roofing Questions Answered. Install the panels, tape the seams with ZIP System ™ tape, The noise should have been the same as the last metal roof. Before you can install the metal roofing over the protected plywood, there are a few more considerations. Let us know what you decide to to; we’re a nosy lot around here. The easiest, and by far the quickest, way to install metal roof insulation is with 1½ inch staples. 4. Previous roof was probably put on sometime between 1900 and 1920. Here’s a video that shows the DripStop being applied to the roofing … IT keeps us up at night-- sounds like there are people in our attic flapping around sheets of metal. You can easily go through several sheets of insulation and know that they are secure. After doing a quick research on the many different types of roofing, you’ve decided that a metal roof would be the best fit for your home. Adjust the principal metal roofing board with the goal that it covers the edging by 1/2 to 3/4 of an inch and is square to the rooftop line. Covers the cost to rent a Dumpster and dispose of the old roofing. installing over skip sheathing is fine. Most metal roof companies recommend installing felt paper on roof sheathing before you install the metal roofing. Install filler strips or drip edging on eaves and edges to cover gaps between the sheathing and the metal panels; these metal strips should come with the roofing, shaped to conform to the roof panels. You can expect an experienced metal-roofing installer to follow these time-tested practices: While heavily embossed metal panels can be laid over old asphalt shingles, a full tear-off of the old roof is recommended. That’s not a problem with one of these compact, ultra-efficient units that heat water as you need it. Read this guide to learn what you need to know before putting one on your own home. HI. Yes, metal roofing can be returned and have a 180-Day return period. Properly installed over plywood sheathing and the recommended underlayment, a metal roof isn’t noticeably louder during a rainstorm than one made of asphalt (52 decibels versus 46). Just like removing your old roofing materials, remove the plywood sheathing with a pry bar and its nails with the hammer’s nail remover. video for S42 E14: Cold Weather Landscape. Roof sheathing is a lot more than just flat panels onto which shingles are attached. If your home’s existing shingles are pretty curled, you could install a textured metal roof such as a metal shingle, shake, or tile directly over the curled shingles along with underlayment. Install by using staples. Whether you choose to install metal, asphalt, tile, fiber cement, wood shakes, etc., the top of your roof is what gives it its aesthetic value and durability characteristics. This is a step that must be taken during the installation process. Your old decking was probably 3/4" 1x4 boards. As with copper, zinc is so naturally weather resistant that paint is superfluous. Set up a layer of underlayment around air vent pipes as well as caulk with roofing sealant prior to shingling. ZIP System ® roof and wall sheathing panels are oriented strand board (OSB), wood structural panels with built-in protective overlays that eliminate the need for building wrap or roofing felt. Today, metal roofing is on the rise again: Its popularity has nearly quadrupled in the last 20 years. Choose the one that suits your climate and your budget, and that will enhance the style of your house. Take care the first piece is aligned precisely perpendicular (square) to the edge. the top edge of the sheathing (where the roofing will end) to the bottom edge. Your rafters support / hold up the sheet rock that is the ceiling. To find roofing with a high level of performance, go to the Cool Roof Rating Council’s database. If I had known then what I know now, I would have insisted on new sheathing and better substrate (even if it significantly increased the cost), but my roofing contractor didn’t even mention these options when I had the roof put on. Installing Wood Stripping Under a Tin Roof. As a place where mold can quickly grow, it is important to make sure that the paper liner is placed between the insulation and the sheathing. Distribute partial panels evenly on both sides of the wall for a balanced finish. With over 25 years experience Armor Metal Roofing of New England is the premier choice for all your roofing needs. REALITY: Hail can damage roofing of any kind, if the hailstones are big enough. (Standing-seam and flat-shingle roofs are in direct contact with the roof sheathing.) Copyright © 2020 This Old House Ventures, LLC. Look for products with a Solar Reflective Index (SRI) of 29 or more. And, the reason the previous roof didn’t make any noise was because it was metal shingle-- the pieces are too small and sturdy to cause much noise from wind. Traditionally, skip-sheathing consists of 1 inch by 4 inch boards nailed to the rafters with gaps between the boards. Metal Roofing. Install a 30# felt underlayment. You can get various types of insulation & nail or staple it to the truss system & purlins; 4’x8’ sheets of wall type insulation might be my suggestion (& will assist in energy efficiency as well as sound deadening). Oriented strand board, or OSB roof sheathing, is a preferred material for roofing, because of its strength and low weight.Avoid the errors described when installing this roof sheathing. It comes preinstalled to the building site. Get A Free Roof Consultation Today ! Install metal flashing along the edge of the roof using a hammer and 1/2-inch roofing nails. Home Categories. The asphalt in the felt paper is waterproof and does a great job of protecting the untreated wood roof sheathing. Using staples will allow you to install the insulation easily and quickly. Dec 09, 20. The original tin-and-lead-coated roof, used in Europe in the 18th century, it was often painted to protect its iron substrate. Essentially, it’s a cost factor. I wouldn’t have replaced it if it hadn’t absolutely been falling apart. philt. The old decking is just 1/4" boards (I think) that are spaced several inches apart. Install your next row of tiles over that primary step flashing, then cover that row with a step blinking, and so on. To secure it, measure it, roll it out over the plywood, cut it to the dimensions of the roof with a roofing or utility knife and finally hammer it securely to the plywood with 1/2-inch roofing nails. 1. We’ll show you the process our team of experts goes through in how to install metal roofing. Install roofing screws vertically along each panel rib. 8 min read. Metal, tile, and shingle roofing may also be applied to solid sheathing. During a hurricane the strength of the sheathing on the roof can greatly impact the homes ability to weather the storm. This is part 1 of a 6 part video series explaining how I installed a metal roof on my house. Installing an underlayment between the metal roofing and the roof sheathing is a key step to reducing metal roof noise. Add the metal panels. From inside the attic, examine the underside of your metal roof. DIY Roofing. In sunny places like Florida, Texas, and California, the energy savings from such roofing can be as high as 50 percent. Existing Roof. Skip-sheeting, or spaced sheathing, is just as it sounds: sheathing with gaps between. In this installation, the vapor barrier is installed on the side of the insulation nearest the interior of the building. To eliminate the noise, find a insulation contractor that sprays foam insulation. Tired of running out of hot water? If it was MY house, I’d sheath it & lay something like a Titanium UDL or TriFlex 30 on the decking prior to the metal… but that’s me. Metal Roofing Install. Install with Staples. Measure the length of the roof edge with a tape measure. November 19, 2014, 8:52pm #1. I would have installed over the purlins usually 3/4" - 1" thick. Roofing solutions, certainly deluge the market; however, to handpick the one suitable for your residence may get a bit overwhelming. Install Metal Panels. Published Sep 08, 20. After a succession of inferior, leak-prone substitutes, the roof regained its 1824 look in 1992 with the installation of terne shingles made of tin-coated stainless steel. This material also seals around each fastener penetrating the roof. Install gutters in valleys as needed. Metal Roofing. ways welcome to contact our metal roofing experts for assistance and advice with your roof installation: 1-877-833-3237. Just simple 3D animated digital instructions on how to install Union's MasterRib metal roof panels. Tips on installing purlins for your metal roofing project. Can last 30 to 50 years. All metal roofing can be shipped to you at home. Use galvanized nails with a hammer to install edging and filler strips. This is the strongest, most popular, and, typically, least expensive option. Because metal roofs are so light yet so strong, metal roofing panels can typically be easily installed over your existing asphalt roof shingles without the … I’m building a 24×48 shed row barn. Spray it to the underside of the roof and between the rafters this will stop the noise and should help to secure the metal. Felt and ice and water is 415, so that totals 4608. Can someone explain to me what a purlin is? The connection between the roof sheathing and the structure is a vulnerable point that is known to fail during a hurricane. first of all thanks for selecting a metal roof. Cut the gutters to fit using metal snips. Run shingles midway previous vents before mounting vent blinking. The two main types of substrates used with metal roofing systems are open framing and solid substrates (composite or plywood). ... but that wooden space between your roof edge and gutters will rot faster due to moisture without these oxidized metal strips. A lean to roof can support traditional asphalt shingles, metal roofing, or any other roofing material to match the rest of your home. You will not prevent the problem by using exterior grade sheathing which is another unnecessary expense in most above ground applications. If your patio has open beam architecture, and is designed to have a roof consisting of structural metal panels (that is, the panels attach directly to the beams without any sheathing) then you don’t need an … The asphalt in the felt paper is waterproof and does a … In America, copper and lead roofs appeared on important public buildings beginning in the 18th century, including New York’s City Hall in 1764. The connection between the roof sheathing and the structure is a vulnerable point that is known to fail during a hurricane. TOH experts share fast fixes for ice dam removal, long term repair, and prevention tips. the rest of the roof would be covered with Titanium PSU30 or something similar. 2. New metal roof without sheathing? 16-gauge purlins) to secure the metal … Detailed instructions and illustrations for installing panels and each of the different types of trim are included in later sec-tions of this booklet. Roofing felt is a must if your builder doesn't plan to horizontally strap the sheathing to separate the steel from the OSB. For those situations, a thicker-gauge metal is usually the best dent preventive, but some manufactures also offer foam inserts that support the underside of stamped, shingle roofing panels. Looks like it’s time to start up a metal roof repair company. I have 2 questions. Align the first metal roofing panel so it overlaps the trim 1/2 to 3/4 inch and is square to the roof line. Install OSB Panels on Aligned Roof Trusses. We use cookies and other tracking technologies to improve your browsing experience on our site, show personalized content and targeted ads, analyze site traffic, and understand where our audiences come from. The open frame substrate uses wood or metal framing members (such as bar joists or min. That way, the sheathing and flashing can be inspected (and, if necessary, replaced) before the new roof goes down, reducing the chance of a leak. April 3, 2017 | Filed under: Metal Roofing, Roofing Answers, Roofing Installation, Roofing Materials Oriented Strand Board, commonly referred to as OSB, is a type of engineered lumber similar to particle board, formed by adding adhesives and then compressing layers of … The deck hatch is installed, and inside, a Wifi lock and new rangehood are placed. The old decking is just 1/4" boards (I think) that are spaced several inches apart. How simple and easy it is to install metal panels make them all the more attractive. Pluses, whether it ’ s why there are a pure DIYer looking out for a cutthroat, comfortable-at-hand... Begin working at the lower corner in a … how to install Union 's metal! Council ’ s hard to top the versatile looks, longevity, shingle... Winds in uplift situations during the installation process roofing material '' 1x4 boards, thanks for a. 2 '' ISO rigid insulation, fastened with 3 '' plates and screws state, but not hotter! Is difficult to install metal roof and here is one roofing company suggested: 1 is. Some roofs fail under heavy winds in uplift situations a balanced finish missing something here find... Which are specified by its per-square-foot weight in ounces reflect the sun is up, is. The gutters using a hammer and 1/2-inch roofing nails settles, you want metal materials! Pitches, contact FABRAL for other suitable profiles have decked the job installing... Advice on how to install metal flashing along the edge of the our. Off in a … how to install metal flashing along the edge of different... 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