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Commercial Roofing

PVC Roofing for Restaurants & Chemical-Exposed Buildings

Ask any roofer what kills a membrane over a restaurant kitchen and the answer is grease. Airborne cooking oils from the exhaust fan land on the roof, and most membranes soften and break down where that grease collects. PVC is the exception, its chemical resistance is exactly why we specify it over restaurants, commissaries, and any North County building venting oils, solvents, or wash-down chemicals.

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Beyond the grease resistance, PVC brings the same welded-seam strength that makes single-ply roofs watertight, plus a reflective surface that fits Title 24. For a Carlsbad or Encinitas restaurant row, or a light-industrial tenant in San Marcos, PVC is the membrane that shrugs off the exact conditions that would eat a lesser roof.

When you need pvc roofing

  • Your building is a restaurant, commissary, or has kitchen exhaust on the roof
  • Grease, oils, or animal fats collect around vents and exhaust fans
  • The building vents solvents or chemicals that attack other membranes
  • You want welded seams and proven chemical resistance in one system
  • A previous membrane failed and softened around the exhaust area
  • You want a reflective cool-roof surface for Title 24 compliance
  • The roof needs strong resistance to ponding and standing water
  • You are re-roofing a medical or lab building with chemical exposure

What we do

  • Assess grease, chemical, and exhaust exposure to confirm PVC is warranted
  • Inspect the deck and existing roof and plan tear-off or recover
  • Specify membrane thickness and reinforcement for the exposure and traffic
  • Install insulation and cover board to Title 24 R-value
  • Hot-air weld all field seams and probe-test for a continuous bond
  • Detail exhaust fans, grease collection, and penetrations with PVC accessories
  • Set drains and scuppers to move water off the roof and avoid ponding
  • Register the manufacturer warranty and provide installation documentation

Roof types & materials

  • Reinforced PVC membrane for durability and puncture resistance
  • Fully adhered PVC for wind uplift and a smooth finished surface
  • Mechanically fastened PVC for larger, budget-driven roofs
  • PVC-clad metal for flashings, edges, and curb details
  • Grease-resistant PVC detailing around kitchen exhaust
  • Reflective PVC membrane for cool-roof and energy performance
Quick Answer

Why is PVC roofing recommended for restaurants over TPO?

PVC resists grease, oils, and chemicals far better than most single-ply membranes, which matters because restaurant exhaust deposits cooking oils on the roof that soften and degrade lesser materials. Like TPO, PVC has hot-air welded seams and a reflective cool-roof surface, but its chemical resistance makes it the standard choice over kitchens and grease-venting buildings.

PVC is one of the single-ply systems we install, compare it with these related low-slope options.

Commercial Roof RepairCommercial Roof ReplacementTPO RoofingSPF Foam RoofingModified Bitumen Roofing

Reviews

What customers value about working with us

We publish verified reviews here as customers post them, rather than writing our own. Here is what people in North County San Diego tell us matters most.

Clear written estimatesItemized and explained, with no pressure.
Careful tile workProfile-matched re-roofs that keep HOAs happy.
Clean, respectful crewsProtected landscaping and a tidy site.
Fast leak responseActive leaks and storm damage get prioritized.
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PVC Roofing questions, answered

Is PVC worth the extra cost over TPO?
For a building with grease or chemical exposure, yes, because PVC resists exactly what would break down a cheaper membrane, which means fewer failures and repairs over the roof's life. For a clean office or warehouse roof with no chemical exposure, TPO is often the more economical fit. The right answer depends on what your building vents onto the roof.
How does PVC handle the grease from our kitchen exhaust?
PVC is formulated to resist grease, oils, and animal fats, so it stays intact where those deposits collect around the exhaust fan. We also detail the area around kitchen exhaust carefully, because that zone takes the heaviest exposure on the whole roof.
Are PVC seams as strong as TPO seams?
Both are hot-air welded into a continuous membrane, so the seam becomes part of the field rather than a glued joint. We weld to manufacturer parameters and probe-test seams on both systems, so seam strength comes down to installation quality either way.
Does PVC meet Title 24 cool-roof requirements?
Reflective PVC membrane contributes to the cool-roof side of Title 24, and the full assembly with proper insulation is what satisfies the code. We design the system to comply and provide the documentation.
What affects the cost of a PVC roof?
Roof size and access, membrane thickness and reinforcement, attachment method, the amount of exhaust and chemical detailing, insulation for Title 24, and drainage work all factor in. We scope the specific building before quoting.

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Roofing guides

Guides on this service

PVC vs TPO: An Honest Comparison for Commercial Flat Roofs →Why PVC Is the Right Roof for Restaurants and Grease Exhaust →
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