This process scientifically known as vulcanation is the last stage before the rubber is shipped and installed on properties across the globe.
Modified bitumen roofing vs rubber roof.
Two of the commercial flat roof systems commonly found in the northeast are modified bitumen and thermoplastic polyolefin tpo.
This combination gives it a rubber like characteristic.
Epdm is long lasting easy to install but comes in black and white option only whereas gaf self adhesive modified bitumen option has more elegant and attractive way as it comes in different colours.
Bitumen roof advantages and disadvantages.
Below are some more facts about modified bitumen roofing.
Before modified bitumen existed heavy built up roofs were the dominant choice.
The modified bitumen torch down roof below was installed by us over 14 years ago.
The 2 part system consists of a base layer and a cap layer.
Modbit membrane rolls come in 36 39 widths and cover an area of approximately 100 square feet.
The modified bitumen.
Modified bitumen or felt is made of three layers.
The average lifespan of a bitumen roof is 10 15 years.
Contractors install modified bitumen to your building using a blow torch.
This type of a roof could be installed with the cold adhesives the asphalts or the common torch method.
Both types of roofing have a surface coating of tiny rock granules for uv protection like an asphalt shingle roof and both appear similar to each other from a distance.
Unlike the previous flat roof style this one is a single ply folded roof that resembles the ice and water protections shields although its surface area is saturated with a mineral based wear.
One of the longer lasting roofing options for flat roofs is bitumen roofing or a modified bitumen roof.
The base layer provides waterproofing and a surface for the cap to bond to.
Modified bitumen is a type of asphalt product that can be applied in a number of ways to the roof in both hot and cold temperatures.
Modified bitumen is a common flat roofing system that consists of asphalt with added modifiers to give it a rubber like quality.
Surfacings can include mineral granules copper aluminum or aggregate.
Just look at the age of the roofs and notice what type of repairs have been done.
In terms of durability i would prefer epdm method.
Pros of the modified bitumen.
Boards tar and mineral.
On epdm roofs you will always notice patches everywhere.
Modified bitumen is a 2 part low slope roof system that is made when polymers are added to asphalt to change its properties.
Both the options have their own pros and cons and also both are used extensively these day.
Modified bitumen roofing has been around since the 1970s when it was developed to address ongoing issues with traditional asphalt roofs.
The bitumen based tar is laid using a naked flame and over the top of the tar is a crushed slate.