Galalulm Roof Metal

Metal sales galvalume classic rib steel roof panel reduces the amount of energy needed for cooling your building.

Galalulm roof metal.

Overview gibraltar s pbr galvalume panels are the rugged workhorses of agricultural roofing and siding. 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. 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. Normally galvalume is offered in both bare and pre coated pre painted versions.

We would not recommend using galvalume panels with exposed fastener steel roofing systems such as corrugated or ribbed steel roofs. For example a galvalume section that is 16 x3 known as a classic rib steel roof panel is 29 gauge steel and comes with a 25 year warranty. Pbr is a heavy duty 26 gauge exposed fastener panel using hex head screws with a built in gasket to prevent leaking. Galvalume steel comes in various gauges that determine the quality and price.

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. 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 mixture of zinc and aluminum protects the galvalume metal against corrosion and rust helping galvalume typically last much longer than galvanized steel.