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Why Subfloor Preparation Makes or Breaks a Vinyl Floor

The subfloor you can't see decides how good the floor you can see will look — and how long it lasts.

20 July 2026 · 4 min read

It's the least glamorous part of a flooring job and the most important. Skimp on subfloor prep and even premium vinyl will disappoint.

Why it matters

Vinyl is thin and flexible, so it follows the shape of what's underneath. Bumps, dips, ridges, and debris telegraph through to the surface and cause uneven wear and gapping.

What good prep involves

  • Cleaning and removing old adhesive or debris
  • Levelling low spots and grinding high spots
  • Checking and correcting moisture issues
  • Ensuring the surface is sound and stable

The payoff

A properly prepped subfloor gives a flat, quiet, long-lasting floor with tight joins. It's the difference between a floor that looks great for years and one that fails early.

AB Flooring includes subfloor assessment and prep in every quote. Book a free measure to get it done right.

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