How Long Do Interlock Steel Roofs Last

Metal roofs such as aluminum or steel shingles can last for 50 years and often longer while copper and zinc roofs can often last well over 100 years.

How long do interlock steel roofs last.

Metal is resistant to fire mildew insects and rot. The average roof size in canada is about 2000 ft 2 and the average residential metal roof installed cost per square foot is about 9 50. A properly installed metal roof typically will last as long as the house with an expected lifespan of 40 to 70 years and often a 30 to 50 year manufacturer s warranty to boot. They typically last about 20 years but roof panel and fastener movement can damage it.

How much does a metal roof cost compared to shingles. If you re ready for a new roof but want something different than the standard asphalt shingle roof you re probably considering metal. Properly installed metal roofs can last 30 40 even 50 years. With proper installation you can expect a 25 to 40 years lifespan from a ribbed metal roof with exposed fasteners.

Properly installed a metal roof should last as long as the house sealing out water surviving high winds and easily shedding snow. Metal roofs can last 40 70 years depending on the material. Traditional asphalt roofing materials have an estimated life expectancy of roughly 12 20 years. So the average cost of a metal roof in canada last year was close to 19 000.

Also the gaskets that come with the fasteners can fail. Over time copper roofing develops a patina which indicates corrosion. But this blue green layer is actually protective in a way that it waterproofs your roof further. How to replace metal screws.

So once you decide you want a metal roof you ll find yourself having to decide what kind of metal roof system you want. Asphalt roofing prices will vary depending on product and labour. A ribbed metal panel roofing system featuring concealed fasteners will offer a longer lifespan ranging from 30 to 50 years depending on the environment. This means that a typical metal roof will last about 3 7 times longer than a typical asphalt shingles roof which usually needs to replaced every 12 17 years.

Metal roofs are attractive durable and can last up to 70 years. Paint finishes typically have a 30 year limited warranty. One should expect it to last for at least 50 years. Check for tightness discoloration corrosion or breakage.