Metal Roofing Life Span

Thinking about the two metal roof systems lifespan is a good start to figuring out which one is right for you.

Metal roofing life span.

On the other hand a screw down metal roof could get up to 30 years with regular maintenance. Average of 40 years steel roofing systems are versatile. 9 2 materials 19 9 3 design details 20 9 4 maintenance 20 10 0 sustainability 21 10 1 sustainable construction 21 10 2 life cycle assessment 21 10 3 iso 14001 22 11 0. The double lifespan of metal roof when compared to other types of roofs is pretty impressive.

Did you know that some steel roofs installed in the 1900s haven t been replaced yet. Although the average life span of a metal roof is estimated to be 50 years state farm insurance cites metal roof life expectancy in the range of 40 70 years. The expected lifespan of a metal roof is 30 to 50 years in florida with an average of 40 years. However metal roofs last for even more than 60 years.

Galvanised steel decking to flat roof 35 insulation to flat roof 36 19 asphalt covering to flat roof 36 pvc covering to flat roof 27. The most common metal roof material we see in this area is galvalume which is a steel sheet with an electrolytically applied coating of a combination of zinc and aluminum to extend the lifespan. At the cheaper end you ll find thinner metals 26 to 29 gauge with a lifespan of 20 to 25 years. If you have a standing seam metal roof you could get up to 50 years.

That is how durable steel roofs are. Most metal roof types come with a typical warranty of 40 years. This lifespan is way longer than that of other roof types like asphalt shingle roof that comes with a warranty of about 23years. 8 2 load span tables 18 8 3 spacer systems 18 8 4 lateral restraint 18.

The metal cladding roofing manufacturers association limited profiled metal roofing design guide. Materials used in corrugated metal roofing corrugated metal roofing is normally made from metals such as stainless steel copper zinc and aluminium. Roofing of this kind has many advantages over asphalt roofs and has a life span from 20 to 100 years depending on grade. If you like a steel roof that looks like slate shingle or clay you can always find one.

Typical life expectancy of building components page 1 of 3 element component name substructure foundations 110 frame steel frame 83 concrete frame 81. Asphalt shingles on the other hand have an average life span of 17 years and a life expectancy range of 12 20 years according to state farm insurance.