Modified Bitumen
A modified bitumen roof is one of the most durable and reliable solutions for low-slope and flat commercial roofing. This type of bitumen roofing system is designed to handle heavy use, changing weather, and long-term performance when installed by an experienced roofing contractor.
A modified bitumen (MB) membrane is reinforced with polyester, fiberglass, or a blend of the two. This reinforcement adds extra strength and puncture resistance, while the asphalt (bitumen) component provides waterproofing protection. Polymers are added to improve flexibility and durability, and the surface may be finished with mineral granules, metal foil, or left smooth depending on the building’s needs.
Although sometimes mistaken for a “rubber roof,” a modified bitumen roof is not the same as an EPDM roofing system—it offers unique advantages for commercial properties in Georgia.
Why Choose a Modified Bitumen Roofing System?
Atlanta summers bring high heat, UV exposure, and sudden storms. A modified bitumen roof is built to withstand these extreme conditions, making it a smart investment for businesses across Georgia. Key benefits include:
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- Superior waterproofing for long-lasting protection
- Two-ply system that increases reliability
- Simple maintenance and easy repair options
- Enhanced strength compared to many other flat roof systems
- Competitive pricing that balances value and performance
- Long service life when properly installed and maintained
- Durability under foot traffic, ideal for roofs with frequent access
Modified Bitumen Roof Installation & Maintenance
A modified bitumen roofing system can be installed using several proven techniques, including torch-applied, cold-applied, or self-adhered methods. Each method has its advantages, and the best choice often depends on your building’s needs, safety requirements, and budget.
Once installed, a bitumen roof requires only minimal upkeep compared to other flat roofing systems. Routine inspections and basic preventative maintenance can help extend the life of your roof, ensuring it continues to protect your property for decades. On average, a properly installed modified bitumen roof can last 20 years or more. Its strong design and layered protection make it an ideal choice for commercial properties that demand both reliability and long-term performance.
Expert Bitumen Roofing Contractors in Atlanta
At B&L, we bring years of experience installing and maintaining bitumen roofing systems across the Atlanta area. Our team understands the unique demands of Georgia’s climate and provides commercial property owners with roofing solutions that stand the test of time.
If your commercial roof is showing signs of wear—or you’re considering a new modified bitumen roof—we can help. Contact us today to schedule a consultation with one of our roofing professionals.