The one exception is when the coating is penetrated scratched or chipped by falling or blowing debris for example.
Galvalume metal roof images.
Jun 27 2016 explore coated metals group s board galvalume plus metal roof on pinterest.
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Most galvalume like galvanized steel is coated.
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Browse through this gallery to see specific product and color names as well as to get an idea of what s possible with architectural roofing systems.
Galvalume is offered in both bare and pre coated versions.
The fine grained galvalume finish is more corrosion resistant than galvanized.
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.
Is the worldwide licensor of the technology and know how associated with 55 aluminum zinc alloy coated sheet steel better known as galvalume.
Corrosion is the death of metal roofing as we all know.
Standing seam roofs are generally made from thicker grades of steel than corrugated steel roofs.
A 24 and 22 gauge steel can also be used.
All things being equal standing seam metal roof will cost more than metal shingles although performance wise they offer pretty much the same benefits and longevity.
Mcelroy metal roofing systems have been installed at universities stadiums businesses private residences and other structures.
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But galvalume has an excellent performance life in bare exposures as well.
Galvalume uses an alloy of 45 zinc 55 aluminum to create an extra durable panel is ideal for roofing and siding.
A measure of the success of this program is the fact that virtually all of the major steel companies worldwide have become licensees of biec.
See more ideas about metal roof standing seam roof.
See our metal roofing photo gallery with styles that look like shakes to clay tile slate shingles and more.
Aluminum has tremendous corrosion resistance so it will generally corrode more slowly than galvanized steel.
If you must go with steel make sure its galvalume or at the very least galvanized steel in case of steel shingles.
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Galvalume and galvanized steel roofing are affected differently by corrosion.