How Long Is The Average Warranty On A Commercial Flat Roof?
Most commercial flat roof systems in the USA come with a 20-year warranty. You can get a 5, 10 or 30-year warranty, but those systems tend to have limited use or cost more to install.
Most commercial flat roof systems in the USA come with a 20-year warranty. You can get a 5, 10 or 30-year warranty, but those systems tend to have limited use or cost more to install.
A commercial flat roof recover is when you put one layer of roofing over top of another. It is less costly than a tear-off and replacement.
A flat roof is any roof with a slope of 2/12 or less. In other words, a roof that rises no more than 2″ for every 12″ of horizontal run.
Commercial rooftops are large and tricky to measure. Here are three options depending on your roof type and tool preference.
Using basic geometry, learn how to calculate and express the slope of a commercial flat roof in five easy steps.