Galvalume Standing Seam Metal Roof

The alloy coating of aluminum and zinc combines the best properties of both metals.

Galvalume standing seam metal roof.

This combination of galvanized aluminum and zinc has been making homes energy efficient and beautiful for years. Many details in a standing seam metal roof have folds or hemmed edges that conceal the cut edge of the metal. A contractor can minimize the appearance of edge creep by using lap flashing hemming exposed edges when possible or using a paint pen on visible cut edges. Remember to look for the engineered systems for these materials as it will differ from the steel standards.

Galvalume standing seam roofing galvalume is sheet steel coated with 55 aluminum 45 zinc alloy. Some consumers think that standing seam metal roofing is only available in galvalume or other steel substrates. This makes it durable and ensures it will not corrode for the life of the product. Galvalume is the trade name for a patented sheet steel product having a coating of corrosion resistant aluminum zinc alloy applied by a continuous hot dipping process.

Corrosion will happen at some point in the lifetime of the roof. Standing seam roofs are generally made from thicker grades of steel than corrugated steel roofs. While many corrugated steel roofs are made using the thinner 29 gauge steel a minimum of 26 gauge g 90 galvanized steel or more commonly galvalume steel better is used for manufacturing of standing seam metal panels. It has the corrosion resistance high temperature oxidation resistance and heat reflectivity characteristic of aluminum coatings with the.

Galvalume plus is the most popular among south texas homeowners. In fact aluminum zinc and copper are all viable options for standing seam profiles.