Repeat this with each roll until the roof is covered overlapping each sheet by about 3 8 in 0 95 cm.
How to install modified bitumen roofing.
Modified bitumen has a life expectancy of 10 20 years.
How to install torch down modified bitumen roofing.
Modified bitumen roofing is also very rugged and can sustain a fair amount of foot traffic.
Get to know more about one of the most popular commercial roofing systems.
There are two main forms of modified bitumen roofing installation.
Modified bitumen roofing may have a granular surface as shown here or it may be smooth.
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Start at 1 end of the roof and unroll the bitumen to the other end.
Modified bitumen cons 1.
These steps show a torch down method which looks a bit scary but actually is not too difficult.
Learn about modified bitumen sbs roofing systems.
The torch down installation method and a peel and stick installation.
Modified bitumen roofing sheets are made from asphalt based materials making this building material resistant to cold.
Although not extremely low it is still one of the lowest out of all the roofing materials options available.
Roll modified bitumen roofing sheets over the entire roof.
Modified bitumen sbs roofing systems.
This prevents the roofing from becoming brittle during winter months.
Bitumen roofing rolls can be large and heavy so get help carrying them up to the roof if necessary.