All indicators are a painted metal roof can last well over 50 years. But many homeowners have asked us: What exactly is Galvalume? (512) 478-2500 Get a Quote One major issue with your roof not lasting as long would be the use of a light gauge steel in a 24GA to 29GA range. The corrosion resistance of hot-dip galvanizing varies according to its surroundings but generally corrodes at a rate of 1/30 of bare steel in the same environment. Most contractors will advise homeowners to invest in long-lasting high-quality exposed fasteners. Leave a Comment It was determined that there was a correlation between the precipitation pH levels and the predicted longevity of the roof panels. The most popular substrate available is Galvalume plated carbon steel. How long can I expect a metal roof to last before it needs to be replaced? You shouldn’t have any issues with rust, and the roofing material’s integrity is guaranteed to last up to 50 years. At that time they thought it would last 50 to 60 years. One of the most common problems is using a light gauge steel in a 24GA to 29GA range. It depends on the quality of installation, but on average exposed fastener metal roofs (which do, indeed, use EDPM washers if not of very low quality and life-expectancy) are a 15-25 year roof, while a quality standing seam job is a 50 year roof. I recently installed Galvalume off-white color roof on a backyard gazebo. Major Costs of Galvalume Roofing Each panel is coated with Galvalume (a mixture of zinc and aluminum) that is proven to protect against rust up to three times longer than galvanized (zinc-coated) steel. Many consumers associate metal roofing warranties with dependability and performance. Galvalume-coated Metal Roofs Will Last at Least 60 Years with Minimal Component Repair - Roofing Galvalume-coated Metal Roofs Will Last at Least 60 Years with Minimal Component Repair May 26, 2015 by Chuck Howard, P.E. Easy to Form – Galvalume is an ideal material for rollforming and panel forming, making it easy for contractors to make any profile for any project. In a nutshell, both options are used for standing seam metal roof. We believe this is a good and fair expectation for a metal roof. MBCI has a great post about exposed fastener rusting and what you can do about it. This misconception is due to suppliers in the roofing industry using warranties to sway buyers—when homeowners see the big, flashy term “lifetime warranty,” they rarely read the fine print or take the time to fully understand what that warranty actually covers. Only the coating itself can corrode – this happens over long periods of time and is easily repaired if it becomes noticeable. A metal roof can last a lifetime, whereas materials like asphalt require reroofing every 7 to 18 years. Some of them could even get longer. It is a 6/12 pitch that is just showing light surface rust. Let’s delve deeper into what it is and why a metal roof made of Galvalume is so incredibly valuable. Hot-dip galvanizing (HDG) is often used to protect steel from corrosion in some of the harshest environments imaginable, yet it provides maintenance-free longevity for decades. The Galvalume® warranty is 25 years whether you use mill finish or prefer one of our 40 plus colors painted over Galvalume®. It’s no surprise that the quality of the materials that go into your metal roof are a huge determining factor in how it performs throughout its lifetime. When the industry made the big jump to residential metal roofing, it became essential to find more effective ways to protect the metal panels from environmental hazards, especially rust. Galvalume’s formula was designed to combine the toughness and strength of zinc with the rust-resistance of aluminum. We live on the river, but it is salt water because we are just upriver from the ocean. Cedar shake roofs are designed to last 20 to 35 years on average. Unfortunately, my neighbor has started complaining that it does create some glare in their living room at certain time of the day. Easy to Form – Galvalume is an ideal material for rollforming and panel forming, making it easy for contractors to make any profile for any project. Consumers won’t be cramped for style with a roof made from galvalume steel. Galvalume-coated Metal Roofs Will Last at Least 60 Years with Minimal Component Repair May 26, 2015 by Chuck Howard, P.E. A Galvalume metal roof is more durable than a standard metal roof. hbspt.cta._relativeUrls=true;hbspt.cta.load(2732817, 'c5d5d1de-d891-41d6-9322-5a1a2f6c1403', {}); Longhorn Roofing is proud to be your local trusted roofing partner. Now the question is how long will modern metal roofs last? In hurricane-prone environments, stone-coated steel tiles made of galvalume or galvanized steel are a popular option. It is true that the metal roof provides solid protection, curb appeal, great looks, and energy savings. At, -They are fabricated on site for the perfect fit, -They are coated with Galvalume for extra protection, It’s clear to homeowners why they want thicker steel – it adds strength without much additional, A Galvalume metal roof is much more durable than a standard, High Performance Standing Seam Metal Roofing, Give Your Austin Home Curb Appeal With Beautiful Metal Roofing. Likewise, it’s easy to understand why custom roofing panels matter: They prevent gaps in your roof that can lead to leaks. That is why Roof Experts use only hot Zinc coated steel with (275 g/sq.m. We like using Galvalume substrate for mill finish, and if we paint that Galvalume, we use top quality Sherwin-Williams Industrial Paint specifically designed for the riggers of a roof application. With regular maintenance, however, a cedar shake roof can last around 40 years. Other advantages are: The gauge of a metal roof refers to its thickness, and the higher the gauge, the thinner the metal. I am putting on a new metal roof. The term “infrastructure sustainability” is becoming important because of a rapid increase in building components around the world in need of major upkeep or replacements. Meanwhile, asphalt shingles roofs can only last up to 15 years. It is likely that the panel will last at least two to three times as long as wood shingles. The quality of the roofing installation itself plays a major role in how long a steel roof will last. Galvalume metal roofs regularly last over 60 years with minimal repairs and maintenance. The roof is great and serves the purpose, because I, being an old retired person, don't want to have any maintenance for a long period of time. Having worked in repairing and installing roofs in the Austin area for over 30 years, the professionals at Longhorn Roofing are experts at being able to estimate what needs to be done to fix your metal roof and how long the repairs will last. Likewise, recent inspections of 82 low slope GALVALUME roofs up to 35 years old in the eastern U.S. confirms the R&D results. Log in, Click to share on Twitter (Opens in new window), Click to share on Facebook (Opens in new window). Steel that has been galvanized with the hot dipping process can last up to 50 years with regular maintenance. The chemical properties of zinc make Galvalume what’s called a “sacrificial coating.” This means the underlying steel of a Galvalume metal roof is protected from rust. The most popular substrate available is Galvalume plated carbon steel. Galvalume steel roofing material has so many advantages to consider with the first one being longevity of life. These days, a continuous hot-dip process is used to ensure an even, durable coat through to the very edges. In reality, this isn’t always the case. Meanwhile, asphalt shingles roofs can only last up to 15 years. It’s clear to homeowners why they want thicker steel – it adds strength without much additional weight, so both your roof and foundation remain sound. This plating was invented by Bethlehem Steel in the 1970’s. On average, they have a 40- to 70-year life span, depending on the type of metal used, the harshness of the local climate, and the skill of the installer. There are metal roofs that have been protecting structures for more than 100 years. Steel that has been galvanized with the hot dipping process can last up to 50 years with regular maintenance. Leave a Comment The term “infrastructure sustainability” continues to gain importance because of rapidly increasing building infrastructure components around the country needing major repairs and/ or replacements. And this is the end section “how long does a metal roof last”. Despite the long warranty, a Galvalume® metal roof when properly maintained over its lifetime will last in upwards of 30 – 40+ years. A stone-coated steel tile roof can last you 30 to 50 years with the ability to withstand wind at speeds over 120 MPH. It is true that the metal roof provides solid protection, curb appeal, great looks, and energy savings. Installed, metal roofs run $7 to $20 per square foot, depending on the type of metal used. Because of the coating, this material is resistant to atmospheric corrosion and can last from 50 to 75 years, outlasting comparable galvanized roofing material. I think aluminum would be better, but it is quite a bit more expensive. The Kynar500 / Hylar5000 finish is warranted against fade for 20 years. Valuable Investment - While the initial cost for a premium metal roof is higher than most other roofing materials, you'll save money in the long run. Zinc and copper roofs offer 100 years of longevity. Over time, Galvalume tends to perform better than 100% zinc-coated galvanized steel. For example, standard 29-gauge steel roofing made in long panels is about 0.36 millimeters thick, and the 26-gauge version is slightly thicker at 0.48 millimeters. Research conducted by the Metal Construction Association (MCA) indicates that Galvalume roofing could last as long as 50 to 60+ years without any extreme signs of corrosion. Comparable in cost to metal roofing, cedar shingles and shakes are a common roofing option for beach homes and cape code style houses. Galvalume-coated Metal Roofs Will Last at Least 60 Years with Minimal Component Repair May 26, 2015 by Chuck Howard, P.E. There’s a couple of things you need to know to get a proper answer to that question. A Galvalume metal roof is much more durable than a standard metal roof – but odds are good you’ve never heard of Galvalume before. That keeps your roof safer against harsh rain and snow. Testing in the field indicates that Galvalume roofing could last as long as 60 years without any extreme signs of corrosion. Giving you piece-of-mind, and the reassurance that your structures will be covered and protected from the elements. Galvalume metal roofs regularly last over 60 years with minimal repairs and maintenance. Why does a metal roof from Buy Metal Roofing Direct last so long? I spoke with a client who has a vertical panel standing seam galvalume roof that is 9 yrs old. How long will a Galvalume roof last? They do not want to paint it at all and asked me how long it will last if not painted? And this is the end section “how long does a metal roof last”. Advantages of Galvalume Steel Roofs. Galvalume® is a trademark of BEIC International. Now the question is how long will modern metal roofs last? Galvalume metal roof and siding panels are coated with a mixture of zinc and aluminum and siliconized coating to help resist scuffs and fingerprints better than a bare metal product. Traditional asphalt roofing materials have an estimated life expectancy of roughly 12-20 years. A Galvalume metal roof is coated from edge to edge with a mixture of 55% aluminum and 45% zinc with trace amounts of silicon. One of the benefits of metal roofing is its light weight, which allows it to … We'll answer what it is and why a metal roof made of Galvalume is incredibly valuable. The makeup of the three elements in a Galvalume coating is just over 50% aluminum, just … Do I need to remove my existing roof material? Leave a Comment If a certain color is desired, the manufacturer will use a high-quality, baked-on enamel that is warranted to last for up to 40 years. 25 Year Metal Roof Warranty How Long Does Metal Roofing Last? Zinc and copper roofs offer 100 years of longevity. As a home owner, using a heavier gauge steel is the most important thing you can do to make your roof last. Many consumers associate metal roofing warranties with dependability and performance. Galvalume’s anti-corrosion advantage gives your roof a head start on lasting 40, or even 50 years. To learn more about a Galvalume metal roof for your home, contact Longhorn Roofing. These roofs are in excellent condition and are projected to last 30 to 40 years before requiring major maintenance. It’s no surprise that the quality of the materials that go into your metal roof are a huge determining factor in how it performs throughout its lifetime. Testing in the field indicates that Galvalume roofing could last as long as 60 years without any extreme signs of corrosion. Keep in mind that almost all roofing paint until 1978 had lead so that the molecular adhesion sometimes helped the paint last 20 years between paintings. Closing Thoughts on Steel Roofing Likewise, recent inspections of 82 low slope Galvalume roofs up to 22 years old in the eastern U.S. confirms the R&D results. One thing is for certain, metal roof panels are one of the longest-lasting roofing systems on the market today. These roofs are in excellent condition and are projected to last 30 to 40 years before requiring major maintenance. This misconception is due to suppliers in the roofing industry using warranties to sway buyers—when homeowners see the big, flashy term “lifetime warranty,” they rarely read the fine print or take the time to fully understand what that warranty actually covers. However, the Galvalume (or Galvalume Plus) has proved to be more reliable and durable solution. Research conducted by the Metal Construction Association (MCA) indicates that Galvalume roofing could last as long as 50 to … or G-90 Zinc amount). That’s two to six times the cost of an asphalt roof. Galvalume is what my roofer suggested. While Galvalume isn’t yet 60 years old, the product should easily last 50+ years when painted and maintained. Our Galvalume Metal Roofing Panels are guaranteed to last at least 25 years! Our dedication to quality workmanship and using only the best materials, coupled with reliable, expert advice you can trust makes us the number one choice for all your roofing needs. Unlike other roofing materials, such as asphalt, with Kynar 500 steel roofing there is no need for ongoing maintenance to ensure best long-term appearance, durability, and longevity. We have been delivering high-quality roofing solutions for the residents of Austin, Travis County, Hays County and Williamson County. Southwest Metal Roofing Systems steel products are manufactured from Galvalume, which is the most rust resistant coating on the market today. This means that the company will guarantee that the paint won’t chip, peel or crack during that time. In addition, they are painted with high performance Kynar500 or Hylar5000 baked enamel. The manufacturing techniques used in early metal roofing often left the edges of the roof vulnerable to corrosion. It is less expensive. In reality, this isn’t always the case. These receive additional aluminum or zinc coating (similar to steel and tin metal roofs) and can last as long as the roof material possibly can. The warranties are for 35, 40 or even as many as 45 years for our “Platinum 45” extended warranty following certain roof applications guidelines. This gives it protection from rust that’s comparable to that of stainless steel, but its less expensive. The main difference between galvanizing and Galvalume is that galvalume is a combination of zinc, aluminum, and silicon, while galvanizing is 100% zinc. When corrosion is spot-treated to stop its spread and the roof is painted when needed, galvanized steel roofing can last 50 years or more. It wasn’t all that long ago when most metal roofing was on industrial or agricultural buildings. Some of them could even get longer. How long do metal roofs last? A metal roof … Metal roofs can last 40-70 years, depending on the material. Many Galvalume® roofs out in the market today are well over 40 years old, so we think you can expect 40 to 50 years as a fair assessment. Using a heavier gauge steel is the most important thing you can do to make your roof last. At Longhorn Roofing, our residential metal roofing is the most reliable around. How Long Will a Galvalume Metal Roof Last? Corten will have a longer life-span than bare cold rolled steel. They are durable, lightweight, and long-lasting. The mixture of zinc and aluminum protects the Galvalume metal against corrosion and rust, helping Galvalume typically last much longer than Galvanized steel. One thing is for certain, metal roof panels are one of the longest-lasting roofing systems on the market today. 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