The three most commonly used flat roof membranes are.
Life span of a membrane roof.
However continued exposure to hot humid weather or sub zero freezing temperatures may negatively impact the life of your roof.
Assuming the maintenance plan was used and repairs that possibly can arise from weather are taken care of.
A typical roof can last 20 to 30 years.
Cost per square meter epdm is cheap to manufacture because it uses recycled materials.
Epdm is a synthetic rubber material that s been around the longest.
The rubber that comprises this roof s membrane is what puts it at a higher lifespan of anywhere from 20 to 30 years.
Membrane roofing is a type of roofing system for buildings and tanks.
The rubber membrane has an average price of 0 80 per square foot.
It is a synthetic of industrial grade that is remarkably durable and shows limited signs of deterioration under normal to more intense conditions.
The specifier or client can draw some comfort on how long their single ply roof should last from the membranes independent testing such as a bba certificate.
They can be expected to last 25 30 years.
Thermoplastic olefin membrane is another flat roof option made from.
An epdm roof with a thickness of 45 mils should last around twelve years.
With all the choices and newer products coming out commercial building owners want to know the average flat roof membrane lifespan.
Sometimes referred to as polymer modified bitumen this type of roofing is a single ply rolled roof with a mineral based surface.
Torch down systems involve heating the adhesive as the material is unrolled.
It is used to create a watertight roof covering to protect the interior of a building.
This system is growing quickly in popularity in the us thanks in part to its longer than normal lifespan.
It typically has a lifespan of 40 to 50 years although most manufacturer warranties only guarantee a lifespan of 10 to 15 years.
One of the longer roofing system lifespans in the study is that of epdm rubber roofs.
Membrane roofs are most commonly made from synthetic rubber thermoplastic pvc or similar material or modified bitumen membrane roofs are most commonly used in commercial application though they are becoming increasingly common in.
It s commonly used for commercial.
Typical types of flat roof membranes.
If your roof is 90 mils thick it might last more than twenty five years.
Most membranes have a life expectancy of between 25 and 40 years which is in line with the service life of the building.
There have been numerous life cycle assessments on duro last roofing system and on average a pvc membrane roof like duro last can last anywhere between 15 30 years.
If you re looking for a long lasting roofing system with a reasonable price tag epdm is a good choice.