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Two Guarantees. One Solid Roof.
Oak Park's only roofers with a
5-YEAR CRAFTSMANSHIP PROMISE + MANUFACTURER-SUPPORTED LIMITED LIFETIME WARRANTY

MODIFIED BITUMEN ROOFING
OAK PARK ROOFING COMPANY
Modified Bitumen Roofing That's Built to Last in Oak Park
Got a flat roof in Oak Park? Modified bitumen might be the answer. It’s tough, layered, and made to handle foot traffic, snow, and standing water. Whether it’s a home addition or a commercial building, this system puts in work and stays solid for years.
It’s not the newest—but it’s proven.
What Is Modified Bitumen Made Of?
Modified bitumen is made from asphalt-based sheets reinforced with fiberglass or polyester. It’s applied in layers—either with heat, adhesive, or cold-process—and sealed tight for waterproofing. Think of it as an upgraded version of the old-school built-up roof.
Why Oak Park property owners choose it:
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Withstands foot traffic and dropped tools
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Great for heavy snow or water pooling
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Flexible enough to move with temperature swings
Looking for modified bitumen roof repair near me? We fix cracked seams, punctures, and membrane blisters quickly—without pushing a whole replacement.
How We Install Modified Bitumen in Oak Park
We start with a solid, prepped surface. Then we layer on the bitumen membrane using the method that fits your property best—torch-down, self-adhered, or cold-applied. Seams are sealed tight, and flashings are reinforced to keep water out for the long haul.
Need modified bitumen roof installation near me? We handle residential, commercial, and everything in between—with zero shortcuts.
How to Maintain It
This system is strong, but regular inspections make it last longer. We recommend checking seams, flashing, and high-traffic areas once a year. If anything looks off, we patch it quick. It’s a tough roof—but a little upkeep goes a long way.
And repairs? Usually simple. One layer out, one patch in.
What It Costs
Modified bitumen sits in the mid-range for cost—more than roll roofing, less than TPO or PVC. For the strength and durability you get, especially on small to mid-sized flat roofs, it’s a smart investment.
We’ll walk you through material choices and pricing step by step—no pressure.
Oak Park’s Go-To Modified Bitumen Roofers
✅ Ideal for walkable or heavily used flat roofs
✅ Resists UV, water, and tough Midwest winters
✅ Trusted install methods and clean, durable seams
✅ Covered by Double Protection, Zero Worries:
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5-Year Workmanship Warranty
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Manufacturer-Backed Limited Warranty
Looking for a roof that handles real-world wear without giving in?
Let’s talk modified bitumen—we’ll get it done right.
720 Lake St, Ste. 201
Oak Park IL - 60301
Office Phone: 708-578-5946
Email: roboakparkroofing@gmail.com
Monday-Friday: 9 am - 8 pm
24/7 Emergency Service
Local Experts. Honest Pricing. No Gimmicks. Satisfaction Guaranteed – Call Now
We take roofing seriously because your home deserves more than just a fast fix. Whether it’s a full install or just the beginning of a bigger project, we bring experience, fairness, and follow-through.
Dial 708-578-5946 for a free roof inspection. No pressure. No “act now” sales pitch. Just honest advice and dependable craftsmanship, every time.