Serving Vinings, Cumberland & Smyrna (912) 494-9241

Office Lobby Large-Format Floor in Cumberland

Expansive open-plan commercial lobby with high-gloss polished gray marble-look large-format floor tiles in a Cumberland office building

About This Project

This Cumberland office building lobby received a large-format polished gray marble-look porcelain floor as part of a building renovation near the Galleria corridor. The tile format was 24x48 with a high-gloss polished finish, installed in a running bond pattern with 1/16-inch joints to minimize visible seams across the large open floor area.

Commercial polished tile installations require stricter flatness tolerances than residential work. We used a laser level to map the slab, identified low areas, and applied a self-leveling compound to bring the entire floor within 1/8 inch over 10 feet before any tile went down. Lippage on a polished floor is immediately visible and unacceptable in a commercial lobby setting. The tile was installed over a weekend to minimize disruption to building tenants.

The polished surface required a specific cleaning protocol after grouting to remove haze without scratching the finish. We used a non-acidic tile cleaner and soft buffing pads rather than the standard scrub approach used on matte surfaces.

What We Did

  1. Laser-mapped slab; applied self-leveling compound to bring floor within commercial flatness spec
  2. Set 24x48 polished porcelain with large-format epoxy-modified thin-set, back-buttering each tile
  3. Grouted with unsanded grout at 1/16-inch joints; cleaned with non-acidic haze remover
  4. Applied penetrating sealer to grout joints; final polish inspection before building reopened
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