Galvalume Metal Roof Warranty

Galvanized galvalume 17 years of rural exposure 20 year limited warranty.

Galvalume metal roof warranty.

No setback required for warranty. Need tips for understanding your metal roof and wall warranty options. Galvanized galvalume 15 years exposure at severe marine site galvalume plus offers superior protection as compared to galvanized steel. View all reps.

Limited 40 year warranty pre painted galvanized galvalume steel roofing siding panels. Of this document so you can compare evaluate and purchase a metal roof that provides the highest level of satisfaction and value. Manufacturer s hot dipped aluminum zinc alloy coated galvalume sheet steel sold for use as unpainted steel building roofing and siding panels if erected within the continental united states alaska or canada unless manufacturer agrees otherwise in writing will. Find a sales representative.

The galvalume roofing may show corrosion at nicks and scratches and around field installed fastener holes. Select from four profiles offered in over 25 fade resistive colors and your choice of 0 032 or 0 040 aluminum. The galvanized steel roofing will start showing its age. However galvanized substrates are still popular for many applications such as animal confinement and can offer good performance if the grade matches the performance characteristics and long term customer expectations.

Galvalume carries a warranty from the steel mills that protects against perforation or rust through of the substrate but not surface rust. The galvalume roofing will look about the same but with a few more nicks that produce isolated spots and lines of corrosion. Galvalume and galvanized are two commonly used substrates in the metal roofing industry. Westman steel industries warrants that within canada and the united states under normal atmospheric conditions which excludes any other corrosive or aggressive atmospheres such as those contaminated with chemical fumes or salt spray the paint film of the pre painted galvanized galvalume steel roofing and siding panels shall not within a period of forty 40 years after the date of delivery crack blister or peel.

10 to 15 years. Corrosion has continued to spread outward from its starting point. Our blog series has you covered. Galvanized substrates do not have a steel mill warranty.

Performance testing shows galvalume offers improved long term performance and is backed with a 25 year steel mill warranty. This warranty applies only to nu ray s hot dipped galvalume plus aluminum zinc alloy coated steel sheet sold for use as unpainted roofing and siding panels or for use in rainwater applications if erected within continental north america or in another location pre approved by nu ray will not rupture fail structurally or perforate within a period of twenty 20 years and six 6 months after shipment from nu ray due to exposure to normal atmospheric corrosion.