Modified Bitumen Roofing
Low-Slope Roof Repair & Replacement
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4.5/5
Modified Bitumen Roofing, often just referred to as ‘modified roofing’ is a premium, low-slope commercial option. This type of low-slope roofing material is referred to as modified bitumen and the two most common types are SBS and APP. This kind of roof consists of modifiers that are added to standard roofing asphalt to replace plasticizers removed during the distillation process. Bitumen is reinforced with fiberglass or polyester fiber matting in order to increase durability and strength. We are certified and qualified installers of all the top-of-the-line manufacturers. Our team will happily work with you to select a product that fits the needs of your building and your budget.
- Strong Expansion and Contraction Capabilities
- Durable
- Premium Quality
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| Location | Wilmington, NC |
| Industry | Commercial Real Estate |
| Scope of Work | Modified Bitumen Roof Replacement |
Frequently Asked Questions
What is an SBS- modified roof system?
The use of SBS (styrene-butadiene-styrene) increases the flexibility of the membrane and allows it to have stronger expansion and contraction capabilities. A standard SBS-modified bitumen roof system is a two-ply system applied in rolls that overlap the edge of the previous roll.
What is an APP-modified roof system?
The APP (atactic polypropylene) which is used for its ability to increase the aging ability of the roof system. SBS is often the more popular system as the synthetic rubber additive increases the flexibility of the product.
How do you install a modified roof?
There are a handful of methods for installing a modified bitumen roof system which consists of the most common method of torch applied, as well as with asphalts or cold adhesives.
