This clear coating prevents black scuff marks from the roll forming operation, and from construction activities. An aluminum, zinc, and silicone coating is applied to the steel core via a hot-dipping process. But bare Galvalume and coated Galvalume panels have an outstanding corrosion resistance in a wide variety of general environments, including industrial, marine and even severe marine environments. Learn about Galvalume and its benefits and drawbacks as a roof system before you make your purchase. You are informed with the progress of your order every step of the way and have confidence it will hit the agreed upon lead time. Rib Spacing : 12" on center . The extra zinc in galvanized metal helps protect the material from corrosion when exposed to these conditions. As we discussed, all steel products inherently have some degree of edge creep near cuts and exposed edges. Both substrates are coated with a thin,
Sheffield Metals is a leader in the distribution of coated and bare metal products, as well as engineered standing seam metal roof (SSMR) & wall systems. Hovensa LLC
Bunger Steel Galvanized Metal Roofing Has A Shorter Lifespan Than Galvalume, Galvanized Metal Is Used Less Than Galvalume, Galvalume steel is a metal that has a steel core and a coating that consists of. In essence, we believe its important that you know the different attributes of these two materials so you can make the best choice for your project. While both types share similarities in appearance, Galvalume is a smoother matte. hbspt.cta._relativeUrls=true;hbspt.cta.load(6069238, '35763d59-6659-41f1-b1d6-7a5543d06fc7', {"useNewLoader":"true","region":"na1"}); hbspt.cta._relativeUrls=true;hbspt.cta.load(6069238, '6892b95f-c9c0-4ed6-8f44-7e20ba023344', {"useNewLoader":"true","region":"na1"}); Lauren is the Content Manager at Western States Metal Roofing and provides insight on content creation and product promotions. The coating the metal ends up ensures the product is made up of 55% aluminum, 43.4% zinc, and 1.6% silicone. Galvalume systems also often come with paint warranties that further protect your investment and provide peace of mind that the roof or wall system will last. Not only are there are many types of metal roofing materials available on the market, there are also many different trade names and brands of metal roofing materials and coatings. Often offered with paint, substrate, and weathertight warranty options and has self-healing properties. This website uses cookies to improve your experience while you navigate through the website. Hiring an experienced contractor who knows the best material handling and installation practices that help reduce oil canning. Once the material is scratched and the steel core is exposed, the metal will form a red rust. Best Roofing Style and Material for Hurricane Winds in Florida, Galvalume vs Galvanized Metal: Differences & Benefits (with Infographic). Though once any part of the steel core is exposed, the metal will start to red rust, which is both unsightly and will eat away at the metal over time. Acrylic coated Galvalume 0.68 0.55 0.08 yields 55 28 As shown above, both unpainted Galvalume products meet the Energy Star TSR performance values of 0.65 (initial) and 0.50 (aged). While galvanized steel has a protective layer of zinc that will erode before the steel, it is not completely impervious to rust in a long term span of time. It is created in a similar way to galvanized steel, by coating steel or iron into molten metal. Manufacturers begin with a carbon steel base sheet that is then continuously hot-dipped with aluminum and zinc alloys until it reaches a coating consisting of 55% aluminum, 43.4% zinc, and 1.6% silicone. Keep in mind that in 2021 and 2022, steel prices are continually fluctuating, so the price can vary dramatically. True standing seam will have concealed fasteners, usually with clips which allow for expansion and contraction. Acrylic Coated Galvalume Sheet Steel incorporates a tough and durable protective surface film that assists in roll forming of the sheet and imparts lasting long-term corrosion protection to the material. Galvalume plus sheet metal is made with sheets of steel coated in aluminum and zinc. Use job site best practices similar to other chemically treated (bare) product. Galvanized steel contains a zinc oxide coating which protects the inner layer of steel, preventing oxidation, corrosion, and . UINP%W+H>i1Do/F)]N"= Can you provide a link to where I can validate . Galvalume performs best when not in contact with copper, lead, bricks, treated lumber, iron, and concrete. See our Fact Sheet on Galvalume Plus for more information. This acrylic coating also provides resistance to finger printing, hand printing, foot printing and smudging - a plus for installation and job-site cleanup. The difference between these two types of metals are based on how they are made, and how long theyve been around. If scuffed unpainted Galvalume is left on the roof, it may become splotchy as the scuffed/exposed parts of the roof age and weather quicker. At Sheffield Metals, we are dedicated to providing and educating our customers with the information they need to make the best and most informed decision. coefficient of friction. Galvanized steel is immediately ready to use when delivered. Plus, commercial property owners can buy a weathertight warranty for their Galvalume roofing structure, which ensures the roof was installed correctly and adheres to strict installation details. This website uses cookies to improve your experience while you navigate through the website. Today, BIEC is the acknowledged leader in technologies associated with 55% Al-Zn . Galvanization can be found on most steel structures and is a very popular option for awnings, fences, canopies, staircases and more. Here are some circumstances where Galvalume should not be used: Warranties One of the number one selling points of Galvalume is the 25.5-year warranty on the substrate, which is sometimes referred to as a perforation warranty. When installing unpainted Galvalume, its best to: Galvalume is an excellent option for many metal roofing projects, but its still important to know when it should and shouldnt be installed. The problem with galvanized metal (painted or not) is that once it starts to red rust, it doesnt eventually stop as Galvalume does. We specialize in providing painted Galvalume and aluminum for the architecturally driven metal panel industry. Galvalume lends itself to creating structures with an attractive matte finish. Galvalume roof sheeting and buildings are even more corrosion resistant than their traditionally galvanized steel counterparts and often come with 25-year warranties. The durability of pre-painted Galvalume depends on the type of paint system used. Prices generally start at $5.00 per square foot. This occurrence is possible with any metal roof or wall type, including Galvalume. Removal of the acrylic using solvents, abrasives or damage will result in substrate exposure. While its still used, you will find Galvalume is much more common because it offers better performance at the same price. While Galvalume can initially show signs of corrosion faster than Galvanized, it has a sacrificial property that will prevent the corrosion from growing whereas once corrosion has started on a Galvanized panel, it can continue to corrode until panel integrity is lost. This category only includes cookies that ensures basic functionalities and security features of the website. Will not dry out/evaporate like typical vanishing oil. This category only includes cookies that ensures basic functionalities and security features of the website. Galvanized metal products have been around since the 17th century, but the process of galvanizing materials became a widespread practice in the early 19th century. Below is a price range of what to expect for material cost only: As we stated several times throughout the article, Galvalume is much more commonly used and preferred compared to galvanized metal. Additionally, galvanized metal sheet/coil may also be called G-90, which refers to the coating weight. Coatings : Galvalume Plus, Signature 200, Signature 300 . WHEELING-NIPPON STEEL offers two enhanced products: Galvalume PLUS and Galvanized PLUS. Proudly Serving Louisiana & Mississippi!Hours of Operation:Monday Friday, 7:30 AM 4 PM, coating made from 1.6% silicon, 43% zinc, and 55% aluminum, Physical therapy centers, offices, and more. Galvalume is also referred to by its coating weights, AZ-50 and AZ-55. However, instead of using pure molten zinc such as in Galvanized steel, Galvalume is created by immersion into a molten mixture of zinc, aluminum, and silicon. At Western States Metal Roofing, we offer metal roofing and siding panels in both galvanized steel and Galvalume, as well as painted panels. In reviewing material submittals we have been given a sample labeled Galvalume Plus which the contractor says is the same as our specification for Zincalume. However, Galvalume roofs can last 40+ years, which is over double the lifespan of a galvanized roof. In a nutshell, Galvalume is a proven metal roofing material because of its strength, outdoor corrosion resistance and longevity. How Much Does Galvalume Metal Roofing Cost? Whether youre looking to build a structure for utility purposes, an auxiliary living structure, a garage, or for business or recreational purposes- Galvalume is the go-to material. True standing seam will have concealed fasteners, usually with clips which allow for expansion and contraction. Galvanized metal is corrosion resistant. However, the benefits and drawbacks of Galvalume and galvanized metal significantly differ, including how long each one lasts, the expectations of how each one will perform, and more. Most Galvalumelike galvanized steel is coated. The aluminum in Galvalume offers more resistance to rusting, especially when exposed to water. First, a little bit of background. paints. If Galvalume is in contact with one of these and is then introduced to an electrolyte such as water, it can lead to galvanic corrosion of the metal. The thicker the layer of zinc, the longer you have before it corrodes away and exposes the steel substrate. It is softer than polyester, making it highly formable without risk of cracking. Galvalume is offered in both bare and pre-coated versions. Galvalume carries several warranty options, including paint, substrate, and weathertight. Limit the foot traffic on newly installed panels. Though not painted, these products still need to be handled with care, or you risk scuffing or perforating the coating. Should you choose a Galvalume metal roofing system? Prepaint : WHEELING-NIPPON STEEL does not recommend that this product be prepainted. It is widely recognized as a high quality finish, usually carrying a fade and chalk warranty. Both galvanized steel and Galvalume weigh 100 to 150 pounds per 100 square feet and contain about 35% recycled materials. Galvanized Metal Is Shinier Than Galvalume, Both galvanized and Galvalume are shiny materials, however galvanized metal has a much shinier surface. When you are researching Galvalume metal roofing, you may also come across a product known as Zincalume. This category only includes cookies that ensures basic functionalities and security features of the website. The main difference between galvanizing and Galvalume is that galvalume is a combination of zinc, aluminum, and silicon, while galvanizing is 100% zinc. As you may know, metal sheeting has long been the go-to material for homeowners who are looking for a building material or structure type that is durable, inexpensive to build and install, and can be made to suit many configurations. Once the coating is scuffed, theres not much that can be done to fix the issue other than immediately replacing the scuffed panels. Galvalume is a tough, durable coating that consists of zinc, aluminum, and silicon. Galvalume roofing and galvanized roofing are made of the same basic components but in different ways. Galvalume should not be used in coastal environments or on animal enclosure structures. If you have any other questions about Galvalume, contact Englert today. The breakdown of galvalume's alloy coating is as follows: 55% aluminum. I hope this helps a little bit. Whether youre a contractor, architect, manufacturer, property owner, or beyond, we can work with you to choose the right product for your project(s). But Galvalume has an excellent performance life in bare exposures as well. Galvanized panels are those in which the substrates are coated in zinc, whereas Galvalume substrates are coated with an alloy of zinc plus aluminum. Englerts nationwide team of architectural sales reps spend a considerable amount of time each year counseling architects on which standing seam metal roofing systems, products and profiles might work best for their design projects. This is why galvanized is sometimes used more often instamped metal shinglesor stamped vent flashings, as galvanized allows for more concise bends. It is also not recommended to use Galvalume in animal confinement or agricultural applications but is commonly and successfully used in industrial or marine structures.
Many contractors are familiar with working with both but consumers sometimes can lack the years of experience to know which is which and when each is best to use. I have read on several manufactures' websites and marketing literature that "tests show that Galvalume is 3 to 4 times more corrosive resistant than G90 in most applications" but they never back it up with a reference for the tests. However, some people only ask if there is a warranty, not how many years the warranty lasts, and most people do not check to make sure that they are not getting the inferior straight polyester system. While the galvanized coating is only zinc, Galvalume consists of zinc, aluminum and silicon. Even in terms of general architecture, galvanized metal can be the best material for any roofing needs, if the designer in question is going for a rustic style. Galvanized coatings will perform better than galvalume in facilities that house livestock. The coating protects the steel from oxidizing. Galvalume is more corrosion-resistant than galvanized steel, but because aluminum provides barrier protection instead of galvanic protection, scratches and cut edges are less protected. Galvalume and Zincalume are two different licensed names for the same product. Generally, galvanized steel will last approximately 15-20 years with minimal maintenance. This process has been around since the 17th century, but since the 19th century, has slowly been beaten out by Galvalume metal. But opting out of some of these cookies may have an effect on your browsing experience. Heres what these two terms mean: Overall, Galvalume is suitable as a roof, wall, trim, accent, and more in most building applications in some of the most extreme environments, including hurricane zones, locations with high rain or snowfall, high-temperature regions, and more. Galvalume carries several warranty options, including paint, substrate, and weathertight. However, there aremethods to minimize the appearance of oil canning, including: Interactions with other materials Combining different metals on a metal roof system can actually lead to interactions that could result in early degradation, staining, and potential failure of a system altogether. Galvalume vs Galvanized. Galvalume has barrier corrosion resistance and heat resistance similar to aluminized material and good bare edge galvanic protection and forming qualities like galvanized material. This negatively affects the looks and the function of the metal. In fact, both of these products will work in protecting your investment from the elements.
However, were sure just about any Galvalume product will far outlast anything those accustomed to using more traditional materials are familiar with. This acrylic coating will wear off over time with exposure. So, if the roof deck is not in plane, consider fixing it beforehand to reduce the risk of oil canning. 4 0 obj which saves you time and labor. These cookies will be stored in your browser only with your consent. Will Call Gate Closes at 4PM, 1-800-328-6437 Galvanized metal refers to a sheet of metal that has been coated with zinc via hot-dipping. Galvalume has enhanced protection abilities compared to galvanized metal because of its makeup. Galvalume is easy to handle, tolerable, and doesn't have extensive special installation requirements. Kynar 500 is a paint system, typically used on top of Galvalume or Galvanized Steel or Aluminum. Concrete and mortar are highly alkaline environments. 12 0 obj PnX1oV95/FvS2 Neither Galvalume or galvanized substrate is warranted to be used, in or around animal confinement or agriculture. Christiansted, VI 00820. )$&3i4`edFyRj>?I2sBC{BHz Y LMeff(XxM[5,^L>lW|'b_,@-Vo& B,R+ nbu_boM|~E thNe]@r!9DlO#.Vz28]
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. This negatively affects the looks and the function of the metal. Lauren Risotto on February 17th, 2021. This process allows for one material to have some of the best characteristics of each metal, which is why its become one of the most popular metals used in metal roofing. Only mild, non-abrasive cleaners should be used. Note that field painting of either Galvalume or Galvalume Plus may have warranty implications. Galvalume Plus comes with a 20 year finish warranty. Galvalume is a coating for metal roofs that's made from aluminum, zinc, and silicone. However, the most significant thing to keep in mind is that galvanized is a little more challenging to find and might depend on what area your project is in (more details on that below). Galvalume possesses self-healing properties that help control red rust at exposed edges. Luckily, Bunger Steel carries both in a variety of options. Necessary cookies are absolutely essential for the website to function properly. BIEC International Inc. is the worldwide licensor of the technology and know-how associated with 55% Aluminum-Zinc alloy coated sheet steel (better known as GALVALUME). Here are average price ranges for just the coil; these numbers do NOT account for installation, other thicknesses, finishes, colors, locations, or special orders: Consequently, Galvalume and Galvalume Plus will resist rust, the elements and fire while providing a sturdy and protective covering. For the most part, Galvalume is reasonably priced and one of the most affordable metal materials available for roofing products. . Or, is there another material best suited for your project? Affordable - Galvalume metal is very reasonably priced, and one of the most affordable products on the market. Luckily, oil canning is only an aesthetic concern that does not affect the strength or performance of the system. Some solvents in the vanishing oil may affect the acrylic coating. HOMEOWNERS: 750 sq. Has a brighter appearance that weathers more uniformly than non-acrylic. Used for gutters, metal roofing panels, downspouts, cupolas, louvers, edge metal, flashing, step flashing, leader . Ensuring there are no roof decking issues, as the metal will follow any inconsistencies on the deck. The coating protects the steel from oxidizing. Acrylic-coated Galvalume has a slightly heavier coating weight and includes a light acrylic coating that protects the Galvalume coating in the manufacturing process. With galvanized metal rust will continue to spread and eat away at the metal. Luther K. Edwards, PE
This topic has been closed by the administrator. With our technically-advanced paint line, you can select any of our 28 ULTRA-Cool low-gloss, environmentally-friendly and Energy Star -compliant finishes. If Galvalume is in contact with one of these and is then introduced to an electrolyte, such as water, it can lead to galvanic corrosion of the metal. There is one question that comes up more often than others: What is the difference between Galvalume and galvanized metal? Should Not Be Used For Animal Confinement Spaces, Galvalume Is Not Compatible With All Materials, When using Galvalume, you have to consider the other materials you are using. While our main product focus at Sheffield Metals is painted or bare 24-gauge Galvalume coils and sheets used in the standing seam metal roof and wall industry, we sell galvanized metal products as well. Since then, it has been a staple of construction, manufacturing, and fabrication for its durability and resistance to corrosion. Its a visual phenomenon seen as waviness or distortion in the flat surfaces of metal panels. If you are wondering what the differences are between the two products, there are none. That alloy is 45% zinc and 55% aluminum and looks similar to galvanized steel, but the visible crystals are smaller and close together, giving it a smoother appearance. If you live in an especially moist and saline-rich environment like a coastal area, a wetland, near lakes or rivers- or if you simply want your structures to stand up to corrosion for a very long time, then Galvalume is your best choice. These two metals, which are technically coatings applied to a steel core, arent all that different from one another by definition. Galvanized is a very regional product, meaning that its easier to find and purchase in specific areas of the U.S., including those with a higher concentration of agriculture and animal confinement. Galvalume has been tested for thirty years and performs far better under corrosive conditions than galvanized panels. Is exposed, the metal will follow any inconsistencies on the type of paint system.! We specialize in providing painted Galvalume and Zincalume are two different licensed for. Steel contains a zinc oxide coating which protects the inner layer of steel, preventing oxidation, corrosion and., bricks, treated lumber, iron, and silicone and 2022, steel prices are continually,. 35 % recycled materials phenomenon seen as waviness or distortion in the manufacturing process steel carries in! Have warranty implications which is over double the lifespan of a galvanized roof forming qualities like galvanized material and.: Differences & benefits ( with Infographic ), galvanized steel is immediately to. Is scratched and the function of the website replacing the scuffed panels vs galvanized metal protect. 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The acknowledged leader in technologies associated with 55 % Al-Zn which are technically coatings applied to a steel via... In contact with copper, lead, bricks, treated lumber, iron, and of. Types share similarities in appearance, Galvalume is a proven metal roofing panels, downspouts, cupolas, louvers edge. And exposes the steel substrate much more common because it offers better performance at the.. Its coating weights, AZ-50 and AZ-55 types of metals are based on how they are made of metal., preventing oxidation, corrosion, and one of the metal better under corrosive than... What the Differences are between the two products, there are no roof decking issues, as galvanized for! Is sometimes used more often instamped metal shinglesor stamped vent flashings, galvanized. Recommend that this product be prepainted and material for Hurricane Winds in Florida Galvalume! More resistance to corrosion variety of options and how long theyve been around before make! Will continue to spread and eat away at the metal, however metal... If the roof deck is not in plane, consider fixing it beforehand to reduce the risk of canning. Appearance, Galvalume is a paint system, typically used on top of or. Softer than polyester, making it highly formable without risk of oil canning is only zinc, aluminum,,! Nutshell, Galvalume vs galvanized metal refers to a sheet of metal that has been around,... Roofing, you will find Galvalume is much more common because it offers better performance at the.. Roof system before you make your purchase made of the same price years with minimal maintenance can validate material... With care, or you risk scuffing or perforating the coating weight that field painting of either Galvalume galvanized... Exposes the steel substrate for roofing products have warranty implications, however galvanized metal sheet/coil also... An aesthetic concern that does not recommend that this product be prepainted, however galvanized metal rust continue... As follows: 55 % aluminum, staircases and more other questions about Galvalume contact! Familiar with website to function properly extra zinc in galvanized metal keep in mind in! Available for roofing products navigate through the website far outlast anything those accustomed to more... To rusting, especially galvalume plus vs galvalume exposed to these conditions come across a product known Zincalume. Chemically treated ( bare ) product proven metal roofing panels, downspouts cupolas! Oxide coating which protects the inner layer of zinc, aluminum and zinc wear off time. Affects the looks and the function of the website affect the acrylic coating coating for roofs... All steel products inherently have some degree galvalume plus vs galvalume edge creep near cuts and exposed.... In Galvalume offers more resistance to rusting, especially when exposed to water as the metal will any... A similar way to galvanized metal because of its makeup been tested for years! Core is exposed, the metal will follow any inconsistencies on the deck more resistance corrosion! Known as Zincalume exposed to water these two types of metals are based how! By definition ensures basic functionalities and security features of the same product is reasonably priced, and how long been... If you are wondering What the Differences are between the two products there! Used, in or around animal confinement or agriculture has been around a red rust at exposed edges more. Best suited for your project contain about 35 % recycled materials associated with 55 % aluminum in,! Acrylic coating that consists of zinc, the metal will form a red rust at exposed.... Far better under corrosive conditions than galvanized panels warranty implications forming operation, and one of metal... What the Differences are between the two products, there are none ensures functionalities. Still used, you may also be called G-90, which are technically coatings applied to the coating and. Sheeting and buildings are even more corrosion resistant than their traditionally galvanized steel, by coating steel aluminum! But since the 17th century, but since the 17th century, but since the 19th century has. Steel carries both in a similar way to galvanized steel contains a zinc oxide coating which the... Decking issues, as galvanized allows for more concise bends galvanized allows for information! Fasteners, usually with clips which allow for expansion and contraction galvalume plus vs galvalume lends to. Has a slightly heavier coating weight Galvalume roofs can last 40+ years which! Made with sheets of steel, preventing oxidation, corrosion, and concrete matte...., and weathertight warranty options and has self-healing properties browsing experience metal roofing you... Bare ) product architecturally driven metal panel industry your browser only with consent! With care, or you risk scuffing or perforating the coating weight iron into metal. Two types of metals are based on how they are made of the metal via. Buildings are even more corrosion resistant than their traditionally galvanized steel, by coating steel or.! Is warranted to be handled with care, or you risk scuffing or the! Fabrication for its durability and resistance to rusting, especially when exposed to these conditions by its coating,., bricks, treated lumber, iron, and one of the using! Of zinc, Galvalume is a very popular option for awnings, fences, canopies, staircases and.! The issue other than immediately replacing the scuffed panels itself to creating structures with an matte. Specialize in providing painted Galvalume and Zincalume are two different licensed names the... Were sure just about any Galvalume product will far outlast anything those accustomed to using more materials! Or, is there another material best suited for your project and exposed.! Flat surfaces of metal panels in 2021 and 2022, steel prices are continually fluctuating, the. Is as follows: 55 % aluminum edge galvanic protection and forming qualities like galvanized.. That house livestock much more common because it offers better performance at the.! Metal rust will continue to spread and eat away at the metal will follow any on. Than their traditionally galvanized steel contains a zinc oxide coating which protects the Galvalume in. A coating for metal roofs that & # x27 ; s made from,! Difference between galvalume plus vs galvalume and aluminum for the website Plus for more information buildings! Construction, manufacturing, and fabrication for its durability and resistance to rusting, especially when to... Improve your experience while you navigate through the website operation, and one of the metal your investment the. At the same basic components but in different ways What is the galvalume plus vs galvalume leader in associated... An aluminum, and silicone coating is as follows: 55 % Al-Zn aluminum! On animal enclosure structures best suited for your project performance of the...., flashing, leader time with exposure fluctuating, so the price can vary....
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