Flat Roof Repair & Commercial Flat Roofing in Crystal Lake, IL

Jerry Newman Roofing & Remodeling Inc. provides flat roof repair services to property owners throughout Crystal Lake, IL, where freezing winters, heavy snowfall, and wet springs put serious stress on low-slope roofing membranes. Whether you manage a commercial building along Route 14 or own a home with a low-slope addition, a failing flat roof needs prompt attention.

Call 815-568-9671 to request a free estimate.

Commercial Flat Roofing Services

Commercial flat roofing in Crystal Lake demands materials built for the Midwest's freeze-thaw cycle. Jerry Newman Roofing & Remodeling Inc. works with three proven systems:


▸ TPO (Thermoplastic Polyolefin): A heat-welded single-ply membrane that resists UV exposure and punctures, well-suited for Crystal Lake's wide temperature swings.

▸EPDM (Ethylene Propylene Diene Monomer): A durable rubber membrane with strong resistance to moisture and cold, often selected for larger commercial rooftops.

▸Modified Bitumen: A reinforced asphalt system applied in layers, offering reliable waterproofing for flat and low-slope structures.



Backed by over 40 years of regional experience, the company is fully licensed, bonded, and insured, and every crew member carries proper credentials.

How Does Flat Roof Repair Work?

Flat roof repair begins with an accurate diagnosis. The team follows a clear process to restore your roof's integrity efficiently.

1. Schedule a free on-site inspection to assess membrane condition, flashing, and drainage.

2. Identify problem areas such as ponding water, blistering, membrane separation, or cracked seams.

3. Review repair options and material recommendations with the property owner.

4. Complete targeted repairs — patching, resealing, flashing replacement, or membrane restoration — using materials matched to your existing system.

5. Perform a final walkthrough to confirm the repair holds and drainage functions correctly.

Acting promptly after a storm or a newly discovered leak can prevent a minor issue from becoming a costly full replacement.

Frequently Asked Questions

  • What Are the Signs That My Flat Roof Needs Repair?

    Common warning signs include interior water stains, membrane bubbling or cracking, standing water that does not drain within 48 hours, and deteriorating flashing. A professional inspection can confirm the damage and outline your options.

  • How Long Does a Flat Roof Repair Take?

    Most targeted repairs are completed in one to two days, depending on the affected area and membrane system. Larger commercial jobs or full replacements may require additional time.

  • Do You Repair Both Residential and Commercial Flat Roofs?

    Yes. The team handles flat roof repair for residential low-slope sections and commercial properties across Crystal Lake, IL, and surrounding McHenry County communities.

  • Can You Inspect My Roof After a Storm?

    Yes. Hail impact, wind-lifted seams, and debris punctures can compromise a flat membrane quickly. Scheduling an inspection promptly helps catch damage before it spreads.

  • How Do I Get a Quote for Flat Roof Repair in Crystal Lake?

    Contact Jerry Newman Roofing & Remodeling Inc. at 815-568-9671 or request a quote online.

Get a Free Estimate Today

Jerry Newman Roofing & Remodeling Inc. offers straightforward diagnostics, honest recommendations, and quality workmanship backed by decades of Northern Illinois experience. Call 815-568-9671 or request your free estimate online to get started.