Galvanized Steel Vs Aluminum Roof

Steel and aluminum both perform well as a metal roofing material.

Galvanized steel vs aluminum roof.

Architectural roofing does not require structural integrity in the construction assembly. Galvanized steel flashing is created by coating metal with a galvanized steel coating which lends to its lower cost than either aluminum or copper. Galvanized and galvalume steel roofing. It is the lowest costing material that is used in roof flashing.

Both metals can be used for roofing. Aluminum is a silvery white soft nonmagnetic ductile metal. Aluminum is primarily used for architectural roofing. Today s metal roofs are a far cry from the corrugated tin barns of the bucolic past indeed now you can choose from tin zinc aluminum copper or galvanized steel in a dizzying array of.

And screws nails should be stainless or aluminum to avoid galvanic corrosion of the aluminum where dissimilar metals touch or get close to each other. Steel flashing is another type of metal roof flashing that is found in roof construction. It tends not to hold paint as well. However aluminum roofing depending upon the exact product chosen can run up to 20 percent higher in price compared to steel roofing.

Steel roofs are usually supplied with a colored finish. Particularly metal panels made from high tensile steel are known for weather resistant that not contract or expand with the changing weather. Galvalume steel is similar to galvanized but rather than using a primarily zinc coating galvalume uses a combination of aluminum and zinc. Modern steel roofs are lightweight with very good corrosion.

All coated steel materials however are vulnerable to corrosion at field cut edges although galvalume is the least affected table 2 10 below click to enlarge any image lists the advantages drawbacks compatibility and life expectancy of galvanized steel roofing aluminized steel roofing galvalume aluminum copper and zinc metal. Aluminum roofs are about 1 3 the weight of steel has very little corrosion. Galvanized steel is the most common form of steel roofing material. Steel can be used for structural roofing and architectural roofing.

Rather than asphalt shingles or wooden materials some of homeowners prefer for gazebo with metal roof. Aluminum is extremely resistant to corrosion caused by seawater while steel is bit more susceptible to seawater damage over time. In the long run both provide an economical alternative because of the lack of maintenance or replacement but you have to be willing to pony up some. Steel is the most common material used with roofing metal.

The term usually refers usually to one of the zinc coated steels galvanized galvalume zincalume etc and here s a rundown on its attributes.