Aluminum has tremendous corrosion resistance so it will generally corrode more slowly than galvanized steel.
Galvalume bare finish roofing glare.
Most galvalume like galvanized steel is coated.
This profile is suitable for roof and wall panels.
Trapezoidal profiles are supplied not only in different section and thickness but also various lengths and required dimensions.
The natural colors of bare metals can be a very appealing and modern approach to a design build.
Working well with other natural finishes the unique transition unpainted metals take throughout their life are often prized among architects and homeowners.
Resistance to dirt mildew and algae.
But galvalume has an excellent performance life in bare exposures as well.
Its major benefit is its self healing ability.
For that reason particularly with matte finishes choosing the robust pvdf chemistry for your roof s finish is a wise idea for long term durability.
Via abc metal roofing.
Galvalume is a coated metal product used for commercial agricultural and residential applications to emulate galvanized steel.
Sometimes you just can t see it.
The one exception is when the coating is penetrated scratched or chipped by falling or blowing debris for example.
Our bare galvalume roofing sheet are available in numerous sizes designs and colors and are in extensively demanded in homes restaurants hotels and many other places.
A prime benefit of metal roofing compared to asphalt shingles is that metal roofs are far less likely to get black streaks of mildew and algae over time.
Compared to a white metal roof that reflects and releases up to 59 of the sun s heat white being the most energy efficient a galvalume roof only reflects and releases 25 of the sun s heat.
Due to large range of geometric designs they offer variety of architectural possibility.
Galvalume is offered in both bare and pre coated versions.
Further our quality auditors test this sheet on set parameters to ensure a flawless product from our end and retain customer s permantantly.
Both galvanized steel and galvalume weigh 100 to 150 pounds per 100 square feet and contain about 35 recycled materials.
Galvalume developed at bethlehem steel in the 1960s is a surface coating applied to steel coil that contains 55 percent aluminum about 1 5 percent silicon and about 43 5 percent zinc.
Galvalume mill finish bare galvalume or mill finish roofing has its place.
Corrosion is the death of metal roofing as we all know.
Despite galvalume being very reflective it lacks the ability to release stored heat back into the atmosphere once it heats up.