A modified bitumen roofing has a relatively shorter lifespan as compared to other more long lasting materials.
How long do modified bitumen roofs last.
Modified bitumen roof is a roofing asphalt.
It can last for 10 to 20 years depending on how you would take care of it through regular inspections and maintenance.
To properly identify a modified bitumen roof you can look at the featured image of this post or the pictures below.
Just because a roof is classified as a flat roof that is a roof with a slope of less the 2 12 does not mean it is a modified bitumen roof.
A flat roof is not flat it just has a very low slope.
How much does a modified bitumen roof cost.
Unlike some newer types of roofing it has a long proven track record that can be counted on.
How long should a modified bitumen roof last.
The main material is asphalt and some other materials like polyester and fiberglass are added to make a stronger flat room.
Per square foot it costs approximately 1 50 to 3 00.
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.
Bitumen roofs are one of the longer lasting types of flat roofing materials easily lasting 20 years or more.
Modified bitumen roofs are reputed to last anywhere from between twelve to twenty years.