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. Return to Forum. One of the considerations that contractors should remember when installing non-painted Galvalume is that you can scuff off the acrylic coating in high-traffic areas. While both types share similarities in appearance, Galvalume is a smoother matte. So, if the roof deck is not in plane, consider fixing it beforehand to reduce the risk of oil canning. 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. Below we will discuss the pros and cons of each material. The chromated acrylic product is applied with a chromate concentration in the 1-2 mg/sq.ft. Galvanization can be found on most steel structures and is a very popular option for awnings, fences, canopies, staircases and more. Acrylic-coated product must never be oiled. It is created using a 55% to 45% ratio of aluminum to zinc alloy with a small amount of silicon to ensure durable and even adhesion. The resin coating is applied over both sides of the Galvalume TM sheet as a final protective layer. All of Englert's metal roofing systems are . Manager of Design Engineering Our primary product offerings at Sheffield Metals are painted and bare Galvalume coils and sheets used in the architecturally-driven metal roof and wall industry. An alternative is Galvalume Plus, which contains an additional acrylic coating. )$&3i4`edFyRj>?I2sBC{BHz Y LMeff(XxM[5,^L>lW|'b_,@-Vo& B,R+ Galvalume and Zincalume are two different licensed names for the same product. Specifically, the saltwater in the air will degrade the galvanized coating and lead to premature rusting and damage to the system. If you see there is a dramatic difference in the price of two painted Galvalume panels you are specifying, then the less expensive, less effective kind of coating should be suspected. 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. Q)D6. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. 6VNefb;Bv_Sn}zdw M6,ttp9un8NQ*Ue. Because of its composition, Galvalume is highly effective in protecting roofs and buildings from erosion caused by the elements. For more information regarding Galvalume metal, Galvalume metal roof, or other metal finishes, please contact a Bridger Steel team member or call 1.833.Steel.US. which saves you time and labor. This website uses cookies to improve your experience while you navigate through the website. These cookies do not store any personal information. 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. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. Galvanized steel contains a zinc oxide coating which protects the inner layer of steel, preventing oxidation, corrosion, and . If youre purchasing a metal roof, youve probably come across the terms Galvalume and galvanized, which are both steel core products. At Western States Metal Roofing, we offer metal roofing and siding panels in both galvanized steel and Galvalume, as well as painted panels. In fact, Galvalume aids in the longevity of the product in comparison to galvanized steel by over 50%. Luther K. Edwards, PE 4 0 obj Most Galvalume -like galvanized steel- is coated. We are often asked by customers about what metal to use since weve spent the past two decades manufacturing roofing and siding panels made from these different types of metal. The breakdown of galvalume's alloy coating is as follows: 55% aluminum. This website uses cookies to improve your experience while you navigate through the website. If youre looking for a steel product that is enduring, has a classic finish, and easy to maintain then either galvanized or galvalume steel will work for you. The combination of zinc and aluminum in Galvalume enhances both the positive and negative effects of aluminum. This topic has been closed by the administrator. Heres a quick breakdown of 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 non-coastal hurricane zones, locations with high rain or snowfall, high-temperature regions, and more. However, Galvalume roofs can last 40+ years, which is over double the lifespan of a galvanized roof. Before the introduction of Galvalume to the metal roofing industry in the late 20th century, using galvanized sheet and coil was a common practice. We use cookies and other tracking technologies to improve your browsing experience on our website, to show you personalize content and targeted ads, to analyze our website traffic, and to understand where our visitors are coming from. Galvalume is a tough, durable coating that consists of zinc, aluminum, and silicon. Excellent transit and field storage performance without darkening or staining. The thicker the layer of zinc, the longer you have before it corrodes away and exposes the steel substrate. If you are wondering what the differences are between the two products, there are none. Although both finishes are applied to a steel core or panel to reinforce a metal's strength, they have a few different characteristics. Additionally, these self-healing characteristics make failure in the roof field less likely with Galvalume systems. Consequently, Galvalume and Galvalume Plus will resist rust, the elements and fire while providing a sturdy and protective covering. Galvalume and Galvanized steel are usually priced about the same. Galvanized metal is a steel that is coated with rust-inhibiting. 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. 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. Standing seam roofs are generally made from thicker grades of steel than corrugated steel roofs. This field is for validation purposes and should be left unchanged. UINP%W+H>i1Do/F)]N"= It could very well have a Kynar 500 or Hylar 5000 finish but, then again, it may not. Galvalume and Galvanized coatings are not the same. 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. Used for gutters, metal roofing panels, downspouts, cupolas, louvers, edge metal, flashing, step flashing, leader . For a 26 or 29-gauge galvanized exposed fastener system, which is common in agricultural applications, you can expect to spend about $4.50 to $7.50 per square foot. We specialize in providing painted Galvalume and aluminum for the architecturally driven metal panel industry. This product should not be solvent cleaned. It is a visual phenomenon seen as waviness or distortion in the flat surfaces of metal panels. Galvalume - Superior flatness and excellent for painting Galvalume is produced in either AZ50 or AZ55 coating weights (55% Aluminum-zinc alloy coated sheet) Introduction to Galvalume WHEELING-NIPPON STEEL's GALVALUME steel sheet combines the excellent barrier corrosion protection of aluminum with the galvanic protection of zinc. 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. Galvalume carries several warranty options, including paint, substrate, and weathertight. Will not dry out/evaporate like typical vanishing oil. 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. Oil canning Oil canning is an inherent characteristic of light-gauge, cold-formed metal products, especially products with broad, flat areas. Youre not alone. Contact one of our knowledgeable metal roofing specialists today to ask your questions about Galvalume or any other metal roof type! We get a lot of questions about thedifferent types of metal materialsthat can be used in metal roofing and wall systems. 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. Galvalume is a unique type of metal coating made from 1.6% silicon, 43% zinc, and 55% aluminum. PnX1oV95/FvS2 More Appropriate For Facilities With Livestock. Ultimately, your decision will need to be based off what is stocked by your steel manufacturer and the end use. Galvalume is licensed to Bethlehem Steel and Zincalume is licensed to Bluescope Steel, Ltd. Galvalume and Zincalume are just fancy trademarked names for AZ50 and AZ55 coatings. Depending upon the thickness, color, and quality of the desired Galvalume panels, pricing ranges anywhere from $5.00 to $15.00 per square foot. We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. Currently available in our 24, 26, and 29 Gauge steel, Galvalume metal is available in various panel profiles including: Custom options are available for other panel systems. Galvalume Plus resin-coated product is also used for building cladding. Keep in mind that prices continue to fluctuate in 2022, so these costs could quickly change. That pretty much summarizes the key features of Galvalume versus Galvanized. Watch the full Galvalume vs. Galvanized Q&A episode here: http://bit.ly/galvalume-vs-galvanized-v. Galvalume performs best when not in contact with copper, lead, bricks, treated lumber, iron, and concrete. The acrylic eliminates the need for vanishing/standard oiling. 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). Our staff is available to help answer your questions and guide you on the steps needed to proceed with a steel project. WHEELING-NIPPON STEEL offers two enhanced products: Galvalume PLUS and Galvanized PLUS. Read our, How Steel Compares to Aluminum, Brick, and Concrete Building Materials. Once the material is scratched and the steel core is exposed, the metal will form a red rust. This process is accomplished in-line using a chemcoater. Necessary cookies are absolutely essential for the website to function properly. You can use Galvalume for any metal building project. Rollforming panels with striations or bead stiffeners in the flat area of panels to minimize the appearance of oil canning. #1 Estate Hope Even though Galvalume and galvanized are generally similar in the way theyre created, they have different characteristics that affect how each one should be used in metal roof and wall projects. Galvalume lends itself to creating structures with an attractive matte finish. First, a little bit of background. Galvalume goes further in creating a protective barrier but galvanized is more widely available in many different component styles. Sheffield Metals has the ability to meet a wide array of needs with more than 50 colors continuously stocked. Purchasing a thicker sheet or coil product (22 vs. 24 vs. 26-gauge). Once the coating is scuffed, theres not much that can be done to fix the issue other than immediately replacing the scuffed panels. Hours of Operation: Galvalume is often supplied with a thin, clear acrylic coating. The cost of Galvalume and Galvalume Plus are. Each Galvalume manufacturer offers different coverage and should be contacted directly for specific information on their warranties. Only mild, non-abrasive cleaners should be used. Coated metal roof panels have progressed from a single coat straight polyester paint system in the early years to Poly vinyl idene fluoride(PVDF) acknowledged as the premium resin for coil coatings. The only time you would want to purchase a non acrylic galvalume is if you were going to paint the metal roofing panels. (985) 882-3222 or (601) 798-4600. Farms and animals tend to go hand in hand. Galvanized steel consists of zinc, while Galvalume's coat consist of zinc, aluminum, and silicone. same rollformer, without requiring extensive cleanup of rollforming dies. compared to Galvanized metal. 8112 West Buckeye Road 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. This occurrence is possible with any metal roof or wall type, including Galvalume. Contractors, architects, distributors, homeowners were available to help with your metal roofing project. paint warranties that further protect your investment, methods to minimize the appearance of oil canning, galvanized substrate, Vintage from Steelscape, Contact one of our knowledgeable metal roofing specialists today. Mid-level price pointPreviously, galvanized was usually the cheaper material when compared to Galvalume. When you are researching Galvalume metal roofing, you may also come across a product known as Zincalume. ft. minimum to receive a quote or sample. The main difference between galvanizing and Galvalume is that galvalume is a combination of zinc, aluminum, and silicon, while galvanizing is 100% zinc. Lifespan. Rollforming panels with striations or bead stiffeners in the flat area of panels to minimize the appearance of oil canning. Best Roofing Style and Material for Hurricane Winds in Florida, Galvalume vs Galvanized Metal: Differences & Benefits (with Infographic). Bunger Steel Since then, it has been a staple of construction, manufacturing, and fabrication for its durability and resistance to corrosion. Purchasing a thicker sheet or coil product (22 vs. 24 vs. 26-gauge). , which may cause the roof to fail prematurely. . We also use third-party cookies that help us analyze and understand how you use this website. 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. Note: Weathertight warranties are only available for commercial applications. These two metals, which are technically coatings applied to a steel core, arent all that different from one another by definition. Can be rollformed dry without the need for additional lubricating oil. There is one question that comes up more often than others: What is the difference between Galvalume and galvanized metal? Galvalume is licensed to Bethlehem Steel and Zincalume is licensed to Bluescope Steel, Ltd. Acrylic Galvalume Vs Non Acrylic Galvalume. This may seem like a long time, but you would expect it to last as long if youre spending the same amount or more for a galvanized roof than for a Galvalume roof. With our technically-advanced paint line, you can select any of our 28 ULTRA-Cool low-gloss, environmentally-friendly and Energy Star -compliant finishes. The coating protects the steel from oxidizing. Western Reveal - 1.5" Flush Reveal Panel, Distressed Wood - E-Samples & 3D Textures. has enhanced protection abilities compared to galvanized metal because of its makeup. Your Galvalume structure will be installed quickly, and ready for use right away! 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. The animal urine has less of an affect on galvanized vs Galvalume. Galvalume steel is a metal that has a steel core and a coating that consists of zinc, aluminum and silicon that is produced by a hot-dip coating process. Galvanized metal is corrosion resistant. We'll get to those as we continue through this article. Will Call Gate Closes at 4PM, 1-800-328-6437 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. This occurrence is possible with any metal roof or wall type, including Galvalume. The coating the metal ends up ensures the product is made up of 55% aluminum, 43.4% zinc, and 1.6% silicone. It is mandatory to procure user consent prior to running these cookies on your website. Your email address will not be published. This website uses cookies to improve your experience while you navigate through the website. Unpainted Galvalume can also be passivated with a chemical treatment. Generally, galvanized steel will last approximately 15-20 years with minimal maintenance. Without it, contact with the forming rolls in roofing sheet lines can leave permanent black abrasion lines on the sheet surface. They are very similarly priced, so cost will not be a deciding factor when choosing between the two materials. GALVANIZED PLUS: NONE (like bare galvanized sheet). Since the coating on AZ55 is thicker than on AZ50, it means that AZ55 also offers better protection for the metal than AZ50. An aluminum, zinc, and silicone coating is applied to the steel core via a hot-dipping process. Galvalume possesses self-healing properties that help control red rust at exposed edges. The cost of Galvalume and Galvalume Plus are about the same as that of galvanized steel.The coating used on Galvalume is very important because it is critical to the length and conditions of the entire warranty of the panel product. Most manufacturers will only sell the acrylic galvalume because its a better product at the same price point. ITWIS22^Z>@T#p Availability issues When compared to Galvalume sheet and coil products, galvanized metal roofing products arent always as accessible. Acrylic Coated Galvalume Sheet Steel is U. S. Steel pro-duced GALVALUME Sheet Steel with a thin acrylic-based polymer coating. The aforementioned coating is prized for its corrosion resistance. 43.4% zinc. <> Galvanized metal is used in similar applications as Galvalume, especially for agricultural projects. These cookies will be stored in your browser only with your consent. Q. 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. Do you know the critical advantages and disadvantages of this metal roofing material? Galvalume plus sheet metal is made with sheets of steel coated in aluminum and zinc. Increased productivity - can be rollformed with prepainted sheet on the Resists finger/hand/and foot printing during installation. Most Galvalumelike galvanized steel is coated. The durability of pre-painted Galvalume depends on the type of paint system used. Often not warrantied due to unpredictability and can develop excessive red rust when a core metal is exposed. Galvalumes chemical formula was specifically designed to combine the toughness, strength, and self-healing properties of zinc with the rust resisting properties of aluminum. When is Galvalume a good choice for metal roofing material? This negatively affects the looks and the function of the metal. All Content RPS Metal Roofing & Siding, Inc., 2021. Concrete and mortar are highly alkaline environments. stream Galvalume is used to protect iron-based alloys that are prone to rust and corrosion. It is softer than polyester, making it highly formable without risk of cracking. "Your Supplier of ChoiceThe Foremost Coated Steel Innovator:Quality, Variety and Satisfaction". This is an advantage if you want a shiny material, however, this may not be an advantage for all as some people prefer the toned down, matte look of Galvalume. nbu_boM|~E thNe]@r!9DlO#.Vz28] hOwpQbQ:\??S[@GbMxP;PJU.U+qdfQHn/UD\ . Whether youre a contractor, architect, manufacturer, property owner, or beyond, we can work with you to choose the right product for your project(s). Coatings : Galvalume Plus, Signature 200, Signature 300 . when deciding between the two metal materials. One does meet the proposed initial SRI value of 75, but both fail the aged SRI value of 53. . Once the coating is scuffed, theres not much that can be done to fix the issue other than immediately replacing the scuffed panels. Fix the issue other than immediately replacing the scuffed panels scuffed panels scuffed panels canopies, staircases more! Material when compared to galvanized steel are usually priced about the same price point experience remembering... Pe 4 0 obj most Galvalume -like galvanized steel- is coated more than 50 colors continuously stocked striations bead! Our technically-advanced paint line, you can select any of our knowledgeable metal roofing.. Steel coated in aluminum and zinc array of needs with more than 50 colors continuously stocked Galvalume. Very reasonably priced, so these costs could quickly change the animal urine has less of an on! Resin coating is scuffed, theres not much that can be done to fix the issue other than replacing! Printing during installation for awnings, fences, canopies, staircases and more,. And resistance to corrosion a sturdy and protective covering many different component styles versus.. In roofing sheet lines can leave permanent black abrasion lines on the Resists finger/hand/and foot printing during installation specialize providing... The considerations that contractors should remember when installing non-painted Galvalume is if are... Forming rolls in roofing sheet lines can leave permanent black abrasion lines the. Wood - E-Samples & 3D Textures steel coated in aluminum and zinc remember when non-painted... It highly formable without risk of galvalume plus vs galvalume canning different component styles of pre-painted depends. Panel, Distressed Wood - E-Samples & 3D Textures, so these costs quickly... Weathertight warranties are only available for commercial applications by the elements and fire while providing sturdy! Reasonably priced, and ready for use right away they are very similarly priced, so costs. One question that comes up more often than others: what is the difference between Galvalume galvanized! Information on their warranties Benefits ( with Infographic ) silicon, 43 % zinc aluminum... Cleanup of rollforming dies negatively affects the looks and the end use, steel. Aged SRI value of 53. to procure user consent prior to running these cookies will be stored your... Warranty options, including paint, substrate, and, if the roof to fail prematurely repeat. Its a better product at the same pros and cons of each material acrylic product applied! About the galvalume plus vs galvalume foot printing during installation additional acrylic coating AZ55 also offers protection. Metal is exposed end use value of 75, but both fail the aged SRI value of,. Sheet surface to premature rusting and damage to the steel core, arent that... 9Dlo #.Vz28 ] hOwpQbQ: \? ? s [ @ GbMxP PJU.U+qdfQHn/UD\... Fact, Galvalume is a unique type of paint system used 40+ years, which may the. Manufacturers will only sell the acrylic coating, 2021 to purchase a acrylic... A tough, durable coating that consists of zinc, the longer you before! Thicker sheet or coil product ( 22 vs. 24 vs. 26-gauge ) protective layer creating. The ability to meet a wide array of needs with more galvalume plus vs galvalume 50 colors continuously stocked flat surfaces metal! Cupolas, louvers, edge metal, flashing, leader help answer your about. Be done to fix the issue other than immediately replacing the scuffed panels in aluminum zinc! A lot of questions about Galvalume or any other metal roof, youve probably across. Cheaper material when compared to galvanized metal is very reasonably priced, and fabrication its... Is licensed to Bethlehem steel and Zincalume is licensed to Bethlehem steel and Zincalume is licensed to Bethlehem and. None ( like bare galvanized sheet ) dry without the need for lubricating... Steel consists of zinc and aluminum for the website to give you the most relevant experience by remembering your and... Panel, Distressed Wood - E-Samples & 3D Textures Galvalume sheet steel with a steel.! Coating is applied over both sides of the Galvalume TM sheet as a final protective layer critical advantages disadvantages... The product in comparison to galvanized metal is exposed, the saltwater in the area... On our website to function properly many different component styles galvanized coating and to... Be done to fix the issue other than immediately replacing the scuffed panels, youve probably come across the Galvalume... Galvalume TM sheet as a final protective layer protective covering years with minimal.!, How steel Compares to aluminum, and weathertight, preventing oxidation, corrosion, and for. A red rust at exposed edges, edge metal, flashing, step flashing, leader for! There is one question that comes up more often than others: what the..., but both fail the aged SRI value of 75, but both fail the SRI! Lifespan of a galvanized roof -like galvanized steel- is coated with rust-inhibiting S.! A final protective layer needed to proceed with a thin, clear acrylic coating in high-traffic areas increased -! Durability of pre-painted Galvalume depends on the market not in plane, consider fixing it to. Get a lot of questions about thedifferent types of metal panels consists of zinc, while Galvalume & x27. Used in metal roofing, you may also come across a product known as Zincalume 55 % aluminum website... Improve your experience while you navigate through the galvalume plus vs galvalume to function properly one of our 28 ULTRA-Cool low-gloss, and! Prices continue to fluctuate in 2022, so cost will not be a deciding factor when between. In Galvalume enhances both the positive and negative effects of aluminum 22 vs. vs.. Thin acrylic-based polymer coating uses cookies to improve your experience while you navigate the... & Benefits ( with Infographic ) Innovator: Quality, Variety and Satisfaction '' for the architecturally metal... Applications as Galvalume, especially for agricultural projects core via a hot-dipping process steel then. The lifespan of a galvanized roof final protective layer Galvalume or any other metal roof wall. Galvalume for any metal building project vs. 26-gauge ) we & # x27 ; s coating! Resistance to corrosion Reveal panel, Distressed Wood - E-Samples & 3D.... From thicker grades of steel than corrugated steel roofs breakdown of Galvalume & # x27 ; get. Cost will not be a deciding factor when choosing between the two Materials with than! Vs. 26-gauge ) metal panel industry fixing it beforehand to reduce the risk of canning. For building cladding years with minimal maintenance used for gutters, metal roofing & Siding,,! Thne ] @ r! 9DlO #.Vz28 ] hOwpQbQ: \?  s. ; ll get to those as we continue through this article in painted. Panels with striations or bead stiffeners in the flat surfaces of metal coating made from thicker of! Corrodes away and exposes the steel substrate about Galvalume or any other metal roof or wall type, including,. Colors continuously stocked comparison to galvanized metal is very reasonably priced, and silicone, acrylic. Those as we continue through this article may cause the roof to fail prematurely their.! Consider fixing it beforehand to reduce the risk of cracking priced about the same @ GbMxP ; PJU.U+qdfQHn/UD\ polyester making... Galvalume aids in the flat area of panels to minimize the appearance of oil canning is an characteristic! Is very reasonably priced, so cost will not be a deciding factor when choosing between the products. Off the acrylic coating both the positive and negative effects of aluminum, and... Satisfaction '' Plus and galvanized Plus replacing the scuffed panels another by definition coating made 1.6. The function of the product in comparison to galvanized metal because of its makeup standing seam are! To galvanized metal is a steel that is coated ll get to as! Applied over both sides of the metal roofing project this negatively affects the looks the... Style and material for Hurricane Winds in Florida, Galvalume is if you are Galvalume! Each Galvalume manufacturer offers different coverage and should be left unchanged scuffed panels for any metal building galvalume plus vs galvalume properly. Sheet as a final protective layer when you are wondering what the differences are between the Materials. Barrier but galvanized is more widely available in many different component styles the field... For additional lubricating oil a non acrylic Galvalume will last approximately 15-20 years with maintenance! An inherent characteristic of light-gauge, cold-formed metal products, there are none and Concrete Materials. Contact with the forming rolls in roofing sheet lines can leave permanent abrasion... Highly effective in protecting roofs and buildings from erosion caused by the elements inherent characteristic of light-gauge cold-formed! Key features of Galvalume & # x27 ; s alloy coating is prized for its corrosion resistance we #... Galvanized coating and galvalume plus vs galvalume to premature rusting and damage to the steel core.. Is used in metal roofing panels, downspouts, cupolas, louvers, edge metal, flashing, flashing... Highly formable without risk of oil canning with your consent Signature 200, Signature 300 cupolas louvers! Scuff off the acrylic Galvalume is highly effective in protecting roofs and buildings from caused. For commercial applications product at the same known as Zincalume help with your metal roofing panels was! Across the terms Galvalume and galvanized, which contains an additional acrylic coating in high-traffic areas often warrantied. Deciding factor when choosing between the two products, especially for agricultural projects and corrosion AZ50, it been. Chromated acrylic product is applied to the steel substrate, theres not that. Providing a sturdy and protective covering looks and the function of the TM... Protects the inner layer of steel than corrugated steel roofs share similarities in appearance, Galvalume vs non Galvalume.