TPO Roofing Contractors for Commercial Flat Roofs

If your building needs a cool roof that resists ponding risk, handles Central Valley heat, and stays serviceable for years, a properly detailed TPO membrane system is one of the most cost-effective options. We install, repair, and maintain TPO roofs for warehouses, retail, offices, and ag/industrial facilities across Modesto, Turlock, Merced, and nearby cities.

Typical deliverables: roof assessment, moisture scan guidance, code-aware scope, manufacturer submittals, photo documentation, and a clean closeout package for property managers.

Our Services

Trust Badges:
TPO re-roof & recover • Tapered insulation • Walk pads & protection • Details that pass inspection

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What “Good TPO” Looks Like (Not Just a White Roof)

Seams That Stay Welded

Our dedication to quality guarantees uniform hot-air welds, comprehensive probe inspections, and meticulous transitions crafted to handle movement and thermal cycling.

Drainage You Can Verify

We utilize tapered insulation as needed, ensuring that drains and scuppers are correctly positioned, accompanied by a strategic approach for regions susceptible to ponding.

Flashings That Don’t Peel

We enhance penetrations, parapets, and term bars, giving these vital areas the same meticulous attention as the roof itself to avert premature failures.

TPO Roofing Services

Econo Roofing offers expert TPO roofing solutions, from replacements to repairs and maintenance, ensuring your roof remains durable and efficient.

TPO Roof Replacement

When leaks, age, or repeated repairs say “stop patching.”



  • Tear-off or recover (when appropriate)
  • Tapered insulation & R-value strategy
  • Edge metal + termination design
  • Closeout photos and punch list
Explore Roof Replacement

TPO Repairs & Diagnostics

Leak tracing, wet insulation risk, and detail restoration.



  • Targeted cut tests when needed
  • Seam repairs & flashing rebuilds
  • Drain/scupper corrections
  • Walk pad + high-traffic mitigation
Request Repair Service

TPO Maintenance

Extend service life + protect warranty compliance.



  • Scheduled inspections + photo logs
  • Drain clearing + minor sealing
  • Storm response documentation
  • Budget forecasting support
Get a Maintenance Plan

Related systems we frequently integrate with TPO scopes:
Coatings
, Metal retrofit tie-ins, rooftop unit curbs, and drainage upgrades.

The CFO Layer: Cost, Risk, and Payback

A roof serves as a vital asset for risk management. TPO has gained popularity due to its ability to strike a balance between capital expenditure and performance.

Decision Snapshot

  • Best fit: Ideal for low-slope commercial roofs that require a high-quality reflective membrane, along with a maintenance plan that offers a reliable and predictable schedule to ensure optimal performance over time.

  • Red flags: Warning signs include the occurrence of ponding water without a proper drainage plan in place, drains that have been neglected or poorly maintained, and any instances of "cheap details" at penetrations that could compromise the integrity of the roofing system.

Budget + Lifecycle (Plain English)

  • Replacement is usually cheaper than repeated emergency leak calls over time.
  • Reflective membranes can reduce rooftop heat load (building-specific outcomes vary).
  • Maintenance lowers “surprise failures” and supports warranty expectations.
  • Documentation helps with insurers, tenants, and property management reporting.

TPO System Options (What We Specify, Not Just Install)

Assembly choices affect durability: attachment method, insulation package, and edge strategy.

Attachment Methods

TPO assemblies are commonly specified as mechanically attached, fully adhered, or induction welded, depending on deck type, wind exposure, and performance goals.


Deck assessment • Uplift strategy • Fastener patterns



Insulation & Tapered Packages

We evaluate insulation condition and design for drainage and thermal performance. Tapered layouts can correct low spots and help drains work the way they’re supposed to.


Taper plans • R-value planning • Moisture risk control



Membrane Protection Details

Parapets, curbs, pipe penetrations, skylights, and edge metal are the highest-leverage areas. Good roofs fail slowly. Bad roofs fail suddenly.


Termination • Counterflashing • Walk pads

Drainage & Ponding Plans

Flat roofs aren’t “flat.” We inspect slope, drain condition, overflow strategy, and scuppers. If the roof holds water, we plan corrections—not excuses.


Primary drains • Overflow paths • Scupper tuning

Want the “bigger system picture”?
See our
Commercial Roofing hub and Roof Replacement for scope frameworks and spec-level considerations.

Free Resources Built to Be Shared

Essential Tools for Property Management

Commercial TPO Maintenance Checklist (PDF)

Stay ahead of potential issues with our comprehensive inspection points covering seams, flashings, drains, rooftop traffic, and storm follow-ups.
Download

TPO Repair vs Replace Decision Guide (PDF)

Make informed budgeting decisions with our straightforward framework to avoid unnecessary expenses.
Download

Roof Asset Template

(Spreadsheet)

Efficiently manage your roofing portfolio with a spreadsheet to track roof zones, leak history, drain maps, warranty dates, and photos.
Download

Central Valley TPO Roofing Service Area

We dispatch crews across Stanislaus, Merced, and surrounding counties—fast response for Modesto, Turlock, Merced.

Primary Markets (Most Calls):

Modesto, Turlock, Merced, plus frequent work in Ceres, Riverbank, Oakdale, Patterson, Newman, Atwater, Livingston, Delhi, and Los Banos.


Searching locally? You’ll often see us tied to commercial properties near key corridors and industrial zones. If you’re in Modesto, Turlock, or Merced, we can usually schedule a site walk quickly.

Recent Project-Style Proof:

  • Turlock 95380: TPO recover planning + drain tuning + walk pads for service traffic.
  • Modesto 95354: Leak diagnostics at penetrations + flashing rebuild + seam restoration.
  • Merced 95340: Taper plan consultation + replacement scope for aging low-slope assembly.

Want a similar scope? Send your address + roof size and we’ll guide the next step.

24/7 Leak Response for Commercial Flat Roofs

When water is moving, you need containment + diagnosis—not guesses.

Step 1: Stop the Damage

Implement temporary dry-in solutions and provide guidance for interior protection. We ensure clear communication with your tenants and staff to minimize disruption.
Learn More

Step 2: Find the Source

Identify common leak sources such as curb corners, term bars, drains, pitch pans, field seams, and wall transitions to effectively address the issue.
Get Expert Help

Step 3: Document + Plan

We document the situation with photos and present repair options, outlining a clear path forward based on your budget and risk assessment.
See Our Solutions

Codes, Cool Roofs, and Documentation

Freshness Signal: We monitor California energy/code trends that affect commercial reroofs.

Understanding California Codes

 White TPO is often chosen for reflectivity and rooftop temperature control. We align scope and documentation to your project requirements and local enforcement realities.


Helpful references (authoritative):
CA Building Energy Efficiency Standards (Title 24)
• Cool Roof Rating Council (CRRC)

Cool Roof Solutions

We keep specs and documentation aligned with current expectations for commercial reroofing projects.


Last Reviewed: February 16, 2026.


Note: Code applicability varies by building type, scope, and jurisdiction—final requirements come from plan check and inspection.

Your TPO Roofing Questions Answered

TPO Roofing FAQs

At Econo Roofing, we understand that choosing the right roofing system is crucial for your commercial property. Here are some frequently asked questions about TPO roofing to help you make an informed decision.
  • How long does a commercial TPO roof last?

    The lifespan of a TPO roof varies based on assembly choices, drainage, rooftop traffic, and maintenance. Typically, the quality of details, especially at edges and penetrations, plays a significant role. We assess your roof and recommend a maintenance plan tailored to your risk and budget.

    Regular maintenance and keeping drains clear can significantly extend the life of your TPO roof.

  • Is TPO good for Central Valley heat?

    Yes, TPO is an excellent choice for hot climates when properly designed. The heat cycling in these areas makes attention to detail critical, particularly at terminations, curbs, and transitions. We prioritize high-failure zones to ensure durability.

    Our expertise ensures that your TPO roof can withstand the Central Valley heat effectively.

  • Can you install TPO over an existing roof?

    In some cases, yes. We evaluate whether a recover or tear-off is more suitable by assessing moisture risk, attachment, and the condition of the existing roof. If a recover is feasible, it minimizes disruption and disposal costs.

    Our team will guide you through the best options for your specific situation.

  • What are the most common TPO leak points?

    Common leak points include penetrations and transitions such as RTU curbs, pipe flashings, term bars, parapet corners, drains, and seam issues. Accurate diagnostics are essential to identify the true source of leaks.

    We focus on isolating the problem rather than guessing, ensuring effective repairs.

  • Do you offer maintenance plans for TPO roofs?

    Yes, we provide comprehensive maintenance programs that include inspection checklists, drain clearing, minor sealing, storm follow-ups, and photo documentation. These services help reduce emergency calls and extend the roof's service life.

    Regular maintenance is key to ensuring the longevity of your TPO roof.

  • How can I get started with Econo Roofing?

    Getting started is easy! Contact us for a consultation, and our team will assess your roofing needs and provide tailored solutions.

    We are committed to delivering quality and satisfaction for all your roofing projects.

Why Choose Econo Roofing for Commercial TPO

Clean process. Documented work. Fast communication.


  • Spec-minded install: We think in assemblies: membrane, insulation, attachment, edges, drainage, and serviceability.
  • Local execution: Crews that understand Central Valley heat, rooftop traffic realities, and how local scheduling works in Modesto, Turlock, and Merced.
  • Closeout you can file: Photos, punch lists, and practical documentation for owners, PMs, and facility teams.

Next: If your building also needs gutters, skylight rehab, or metal details, tell us up front so we can scope it cleanly. Explore Commercial Roofing for system-level planning.

Our office

1234 Roofing Lane, Modesto, CA 95354

Call us

(209) 555-0123

Opening hours

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