Modified Bitumen (APP- Atactic PolyPropylene) is a common roofing system that has been popular in commercial roofing for over 30 years. This material is a development of asphalt roofing which combines asphalt, polymers, and fillers. Its ability to be maintained and repaired has made this product popular.
Here are some benefits of modified bitumen
- It is long lasting
- It is durable
- Inspection is simple
- It is simple to repair
- It is easily maintained
Applying Modified Bitumen
Modified Bitumen is a single-ply system. It comes in rolls that are approximately 3’ x 33’. These rolls overlap each other when applied. The most common way of installing Modified Bitumen is using torches to heat the roll up and seal the seams together.
With the rising cost of insurances, installing this type of roofing is becoming a less cost effective choice. Although maintaining an existing Modified Bitumen roof can be very cost effective and add many years to the life of the roof. If your building’s roof has a modified bitumen roof that needs repairs or maintained, let us give you a quote. We have competitive pricing and always do quality roofing work that we stand by.