How Long Will Modified Bitumen Roof Last

This combination gives it a rubber like characteristic.

How long will modified bitumen roof last. Before modified bitumen existed heavy built up roofs were the dominant choice. Unlike some newer types of roofing it has a long proven track record that can be counted on. One of the main reasons for the long life of the modified bitumen roofing system is its strength. At only lasting around 10 to 15 years it doesn t last as long as other commercial roofing or residential roofing systems.

However manufactures suggest the rolled membrane roofing can last up to 20 years. Many traditional asphalt roofing systems experience problems after a 10 to 15 year period but modified bitumen roofing systems are known to last over 20 years without a lot of maintenance issues. Below are some more facts about modified bitumen roofing. The life expectancy of a modified bitumen roof depends on a multitude of factors such as home location maintenance and architectural design.

Life expectancy of modified bitumen. Per square foot it costs approximately 1 50 to 3 00. The average lifespan of a bitumen roof is 10 15 years. How much does a modified bitumen roof cost.

This translates to a cost for a 1 500 square foot roof of approximately 2 250 to 4 500. There are several different advantages to using a bitumen roof on your building or home. The only disadvantage of modified bitumen is its lifespan. This roofing type was developed for the first time in the mid 1960s in europe and has been used widely in canada and the united states since the 1970s.

Modified bitumen roof is a roofing asphalt. Bitumen roofs are one of the longer lasting types of flat roofing materials easily lasting 20 years or more. But it seems unlikely that any thin asphalt add on roof coating on a worn cracked surface would perform as well last as long as either a layer of modified bitumen as a new roof membrane or one of the more durable spray on roof coating products discussed in the articles i list below. Modified bitumen roofs are reputed to last anywhere from between twelve to twenty years.

A modified bitumen roofing has a relatively shorter lifespan as compared to other more long lasting materials. There are several types of modified bitumen. The main material is asphalt and some other materials like polyester and fiberglass are added to make a stronger flat room. Contractors install modified bitumen to your building using a blow torch.