How Long Do Built Up Roofs Last

Metal roofs are attractive durable and can last up to 70 years.

How long do built up roofs last.

That said standing seam metal roof will last well over 50 years without problems if installed properly and with the seamless 24ga coated steel. Built up roofing lifespan depending on the climate and the specific materials used built up roofing has an average life expectancy of 15 to 30 years but some constructions can last up to 40 years. Built up roof bur the traditional hot tar and gravel roof is built from three or more plies of waterproof material alternated with hot tar and ballasted by a layer of smooth river stone. If the foam is recoated every 5 10 years a foam roof can last up to twice as long.

Is your initial investment in a built up roof going. Built up roofs or burs also called a tar and gravel roof is a well established and popular style of flat roof that is made up of alternating layers of roofing felt or fiberglass and asphalt that is applied with heat which combine to make a long lasting sturdy roofing system. 3 build up 15 20 years the build up roof or the tar gravel roof includes piles of alternating layers of bitumen which is either coal tar asphalt or some sort of sealant with the other layers being made of gravel or other similar materials. Metal roofing runs the gamut of price and quality starting around 115 per square for standing seam panels in aluminum or steel.

However their installation can be expensive. Where i live in south dakota the average asphalt shingle roof will last an average of 7 10 years because of quick temperature changes and hail. Their affordability and insulating nature help make this a more serious option for homeowners. Flat roofs usually come with a 10 to 20 year warranty but can last 25 years if you build the roofs right and maintain them using commonsense rules.

Built up roofing systems are known to be durable and can stand the test of time. Foam roofing has gained popularity over the last 30 years. When you re considering a built up roof for your commercial building you may wonder how long it will last and whether it s a smart long term investment.