Maverick Performance Solutions

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C05 Surface Preparation

C05.05

Patching: one square, never a quilt

The Maverick standard for multiple patches in the same area — grind out to a single square rather than merging a patchwork of small ones. Plus the substrates and slab conditions that change the prep plan before you start.

  • Lay out a patch area as one square instead of a cluster of merged squares
  • Recognize a surface hardener and what it does to your prep time
  • Know when a substrate or slab condition has to go back to the office
Merged patchwork vs. one ground square
MERGED SQUARES — NEVERONE GROUND SQUARE — STANDARDEvery patch taped and cut in on its ownGround out to one boundary, taped onceOne straight termination line instead of a dozen outlinesFaster to tape, faster to coat, and it reads as planned work instead of a repairCarry the required profile all the way out to the tape line

Laying out a multi-patch area

  1. 01
    Look at the whole area first

    Before any taping, step back and find every patch that will need topcoating in that zone. Plan the boundary around all of them — not around each one.

  2. 02
    Grind out to the boundary

    Take the surrounding surface down far enough that a single square encloses the full cluster, with the profile the system requires carried all the way to the tape line.

  3. 03
    Tape one square

    One clean rectangle, lines straight, edges crisp. One boundary to cut in, one boundary to pull.

  4. 04
    Patch, then topcoat inside the square

    The patches live inside the square. The topcoat terminates at a single straight line instead of tracing a dozen outlines.

  5. 05
    Judge it from a distance

    Walk back and look at it the way the customer will. A single clean rectangle reads as intentional work. A merged patchwork reads as a repair nobody planned.

  • Not this

    Each patch gets taped and coated on its own, then the squares are merged together where they touch.

    This

    Grind out and tape ONE square around the whole cluster. Merging squares costs more time and leaves a quilt on the customer's floor.

  • Not this

    The patch is only a few inches — just feather the topcoat around it.

    This

    The square boundary is what makes the repair disappear. Grind far enough out that the termination is a straight line.

Conditions that change the plan

ConditionWhat it means for the job
Substrate is not bare concreteDrywall, tile, wood, metal, asphalt, and existing polymer flooring all appear on Maverick work. Preparation ranges from a quick sanding to complete removal — there are too many variables to guess. Route it to Maverick Technical Service for a recommendation.
Moisture in the slabMoisture contributes to delamination failures the same way poor preparation does. The moisture limits and the testing that proves them are in C04.05.
Surface hardener presentPrep time goes up sharply and profile quality goes down. Report it rather than absorbing it.
Concrete is damaged or weakYou will end up at CSP 5 or greater, which means a mortar is required to smooth the surface before the system is installed.

Takeaways

  • Multiple patches close together are handled as ONE taped square. We do not merge a quilt of small squares.
  • Grinding the surrounding surface out to a single clean boundary is faster, easier, and looks far more professional.
  • Surface hardeners are not recommended under a Maverick overlayment — and they are hard to detect until prep starts.
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