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Oil Stain Removal & Degreasing by Garage Polyurea
Prep & Repair

Oil Stain Removal & Degreasing

Oil, grease and fluid stains soak deep into concrete. We degrease, grind and, when needed, treat the slab so the coating bonds to clean concrete, not oily concrete.

What it is

The details, in plain English.

Oil is the enemy of adhesion. Even after the stain looks gone, absorbed oil can migrate to the surface and keep a coating from bonding. We scrub with a degreaser, grind away the contaminated surface and, on heavily soaked areas, use poultice or deeper grinding to pull oil out.

We test suspect spots with a water-drop and tape test before we coat. If oil is deep enough to threaten adhesion, we say so and plan accordingly instead of hoping.

Best for

  • Mechanic and shop floors
  • Old driveways inside garages
  • Leaky vehicles
  • Floors with dark stains
Why it works

What you get with this service.

01

Degrease first

Removes surface oil before we grind it in.

02

Grind below the stain

Open the slab past the contaminated layer.

03

Test before coating

Water-drop and tape tests show whether oil is still present.

04

Honest about deep stains

Some stains need extra work to coat safely.

How it goes

From first look to finished floor.

  1. 1

    Spot test

    Identify oil-soaked areas.

  2. 2

    Degrease

    Scrub and rinse.

  3. 3

    Grind

    Remove contaminated surface.

  4. 4

    Retest

    Confirm the surface is clean.

An exploded view of the layers in a garage floor coating system
Every system is built in layers. Prep and the clear topcoat matter most.
Good questions

Questions, answered

Will oil stains show through the coating?

Not through a solid or flake floor once the oil is properly treated. Untreated oil can cause bonding problems, which is why we deal with it first.

Can old oil ruin a new floor?

It can if it is ignored. That is why we test and treat before coating.

How do I get a price?

Fill in the form or call 800-207-0499. We schedule a free assessment, look at the slab and send a written quote.

How long does it take?

Most two-car garages are done in a day. Large or heavily repaired floors can take longer, and we tell you the schedule before we start.

Related services

Ready to see this on your floor?

Send the form for a free assessment, or build your design first in the Floor Designer.

Free estimate

Let's turn that slab into a showpiece.

Tell us about your garage, shop or patio. A real person reads every message and calls you back, usually the same day, with straight answers and a firm price.

  • Free, no-pressure estimate
  • Straight answers on prep, cure time and cost
  • Your design from the Floor Designer is included automatically
Prefer to talk? Call or text800-207-0499

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