San Antonio's Trusted Roofing Company

Flat Roofing in San Antonio

RRSATX installs and repairs flat and low-slope roofing systems for commercial and industrial buildings throughout San Antonio, including TPO, backed by a licensed, insured crew that gets it right the first time.
Call to get a free inspection and estimate scheduled fast.
100+

5-Star Reviews

40

Years Experience

0

Complaints

Fast Response

When You Call

TED

Owner & Roofing Contractor

100+
100+ Verified 5-Star Reviews

$2,000,000 Insured

Full Liability Coverage

Fully Insured

Residential & Commercial

Honest, No Pressure Advice

We help you find the real cause of the problem, not just treat the symptom

Workmanship Warranty

We stand behind every job

$2,000,000 Insured

Full Liability Coverage

Fully Insured

Residential & Commercial

Fast Response

We Respond Fast

Upfront Pricing

No Surprises on Your Bill

6 Signs Your Flat Roof Needs Repair

Flat roofs handle water differently than a sloped roof, and small problems can turn into leaks fast if they're not caught early. Here is what to watch for.

Ponding Water That Doesn't Drain

Water that sits on a flat roof for more than 48 hours after rain is considered ponding, and it puts constant stress on the membrane. Left alone, it accelerates wear and often leads to a leak.

Leaks Around Seams, Vents, or Flashing

Most flat roof leaks don't happen out in the open field of the roof. They show up at seams, roof penetrations, vents, and flashing, the places where two materials meet.

Cracks, Blisters, or Splits in the Membrane

Constant heating and cooling causes the membrane to expand and contract. Over time that thermal movement can crack, blister, or split the surface, especially on an older roof.

Punctures From Foot Traffic or Debris

Rooftop equipment access, storms, and dropped tools can all puncture a flat roof membrane. A small puncture is a quick repair. Left alone, it becomes an open door for water.

Clogged or Undersized Drains

Flat roofs rely entirely on their drains and slope to move water off. A clogged drain or scupper is one of the most common, and most preventable, causes of ponding and leaks.

Sagging or Soft Spots

A visibly sagging section usually means water has been getting into the roof deck for a while. This needs a professional look before it becomes a structural problem.

Your RRSATX Flat Roof Repair, Step by Step

No guessing. No surprises. Here's exactly what happens from the moment you call us to the moment we leave your property.

1

Call or Request Online

We answer fast and get a free inspection scheduled quickly throughout San Antonio.

2

Full Roof Inspection and Leak Detection

We inspect the whole roof surface, check drains and flashing, and track down exactly where water is getting in, not just where the stain shows up inside.

3

Free Written Estimate

You get the full price in writing before we schedule anything. No fee either way.

4

Repair or Restore the Membrane

Depending on what we find, that might mean sealing a seam, patching a puncture, correcting drainage, or a larger membrane repair. We fix the actual cause, not just the symptom.

5

Final Walkthrough and Inspection

We walk the finished roof with you, check the repair, and confirm drainage is working the way it should before we leave.

What Affects the Cost of Flat Roof Repair

Price depends on the size of the affected area, what's actually causing the problem (a seam, a puncture, a drainage issue, or something more widespread), and the type of membrane on your roof. Most flat roof repairs cost far less than a full replacement when they're caught early.

Every inspection and estimate is completely free, with no fee and no obligation. We tell you the full price in writing before any work starts, so there are no surprises.

What San Antonio Property Owners Say About RRSATX

100+

100+ verified 5-star reviews

"I called 3 other companies before these guys, glad I waited. Honest, fast, and way better communication."

Derek M.

⭐ Google Review · Stone Oak

"The inspection really was free and came with a detailed written estimate. No pressure, no upsell, just straight answers."

Homeowner

⭐ Google Review · San Antonio

"They handled our storm damage claim from inspection to final walkthrough. The roof was done in two days and the site was spotless."

Commercial Client

⭐ Google Review · Houston

Other Ways We Help San Antonio Property Owners

TPO Roofing

Curious about the most common flat roofing system we install? Learn more here.

Roof Repair

Not sure if it's your flat roof or another part of the building? We handle roof repairs too.

Free Roof Inspection

Not sure what's actually wrong? Start with a free inspection.

Flat Roofing Near Me, Areas We Serve

RRSATX installs and repairs flat roofing throughout San Antonio and the surrounding area.
Not sure if we cover your area? Call us at 713-504-2341 . If it's within reach, we'll come.

Questions About Flat Roofing in San Antonio

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Get Your Flat Roof Repair Estimate Fast

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Your Flat Roof Leak Ends Here.

Free flat roof inspections and repair estimates for commercial and industrial properties throughout San Antonio. We answer fast and can often schedule within days. Licensed and insured crew. Upfront pricing, 100+ five star reviews.