Galvalume Roof Versus Steel

Disadvantages of galvalume steel roofs the main disadvantage of galvalume steel roofing material is the initial cost of the product which is double the cost of a shingled roof.

Galvalume roof versus steel.

It is a trademarked name but many people use it as a generic term to describe a metal roofing product consisting of steel coil coated with a metal alloy. We install both steel and aluminum standing seam metal roofs so we frequently advise customers as to which material is best for them. Factors to consider when looking at steel roofs include. Though you ll get more life out of a metal roof you ll pay the price at the time of installation.

Many steel roofing products come with 40 to 50 year lifetime warranties and often last far beyond a half century. Metal roofs generally can run from 120 to 900 per 100. Iron or steel can be coated with zinc. This is known as a galvanized metal.

Common for older buildings in europe steel roofing panels are becoming increasingly popular in north america. For example aluminum roof shingles cost about 4 60 per square foot and 10 per square foot installed while galvanized steel roof panels cost 3 35 per square foot and 7 75 per square foot installed. Galvalume steel is best for use in prefabricated metal wall panels and standing seam metal roof applications with concealed fasteners. 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.

Shingle roofs are cheaper up front. Normally galvalume is offered in both bare and pre coated pre painted versions. Galvalume was invented by bethlehem steel in 1972. 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.

The mixture of zinc and aluminum protects the galvalume metal against corrosion and rust helping galvalume typically last much longer than galvanized steel. It also takes longer and requires special training to be installed as it can easily dent. Durability gauge the lower the number the more. Though there are many types of steel roofing we only carry galvalume steel roofing.

The zinc acts as a protective layer to iron or steel to prevent rust. Metal roof installation costs are about the same price or slightly more than your metal panels or shingles.