TPO Commercial Roofing in Chicago, IL

TPO is the most widely installed single-ply roofing system on flat and low-slope commercial buildings, and for good reason. It balances cost, energy performance, and durability. All Available Roofing installs TPO systems on warehouses, retail centers, offices, and multifamily properties across the Chicago area.

What Is TPO Roofing?


TPO (thermoplastic polyolefin) is a single-ply membrane, typically white or light-colored, that arrives in wide rolls. Crews secure it to the roof deck or insulation with mechanical fasteners, adhesive, or a ballast-free fully adhered method. Seams are joined with hot-air welding, which fuses the sheets into one continuous surface rather than relying on glue or tape.

TPO delivers four clear advantages for commercial roofs in our climate.

Why TPO Works for Chicago Buildings

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Energy savings in summer

The reflective surface bounces solar heat away from the building, which reduces cooling loads during hot, humid Chicago summers.

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Welded seams hold up

Seams are the most common leak point on any flat roof. Heat-welded TPO seams create a bond that stays tight through repeated freeze-thaw cycles.

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Cost-effective

Compared to PVC or built-up systems, TPO generally carries a lower installed cost, which makes it a strong fit for large roof areas and budget-conscious owners.

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Fast installation

Large, lightweight rolls and fewer steps mean less disruption for tenants and operations.

When TPO Is Not the Right Choice

TPO is a good fit for most buildings, but not all. Roofs exposed to heavy grease, such as restaurant exhaust, or to aggressive chemicals are often better served by PVC. Roofs with frequent foot traffic or lots of rooftop equipment may need extra walkway protection. We will tell you if another system suits your building better.

Our TPO Services

  • New TPO roof installation
  • Full TPO roof replacement and tear-off
  • Recover installations over an existing roof where code and condition allow
  • TPO repair, seam resealing, and flashing repair
  • Roof inspections and moisture assessments

Our Process


  1. Inspection: We assess the deck, insulation, drainage, and existing membrane.
  2. Proposal: You receive a written scope, material specifications, and a clear price.
  3. Installation: Our crew installs the system and coordinates around your building's schedule.
  4. Final walkthrough: We inspect every seam, penetration, and flashing detail with you before we close out.

TPO Roofing FAQ

  • How long does a TPO roof last?

    A properly installed and maintained TPO roof typically lasts 15 to 25 years, depending on membrane thickness, installation quality, and maintenance. [Confirm warranty terms offered.]

  • Can TPO handle Chicago winters?

    Yes. TPO remains flexible in cold weather, and welded seams resist the stress of repeated freezing and thawing when installed correctly.

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Ready for a TPO quote? Contact All Available Roofing for a free roof assessment. 773-339-9370|Request an Estimate