Two popular roofing materials that use this process of binding two or more dissimilar metals are referred to as galvanized and galvalume each of which use steel as the base metal.
Galalulm roof metal.
The mixture of zinc and aluminum protects the galvalume metal against corrosion and rust helping galvalume typically last much longer than galvanized steel.
Galvalume steel is best for use in prefabricated metal wall panels and standing seam metal roof applications with concealed fasteners.
Pbr is a heavy duty 26 gauge exposed fastener panel using hex head screws with a built in gasket to prevent leaking.
The cost for this grade is estimated at 70 per square which is the same as 100 square feet in layman s terms.
Metal sales galvalume classic rib steel roof panel reduces the amount of energy needed for cooling your building.
The zinc aluminum alloy provides corrosion resistance that is in most cases superior to galvanized steel which is is coated with a very thin layer of zinc.
The common material of choice for inland metal roofing is a zinc aluminum coated steel often referred to by the trade name galvalume.
Normally galvalume is offered in both bare and pre coated pre painted versions.
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.
Galvanized and galvalume steel roofing it is important to note that base metals can be combined coated or layered with additional metals in a variety of bonding processes.
Galvalume steel comes in various gauges that determine the quality and price.