Choosing Your Aggregate Exposure Level
How deep the grinding goes determines how much of the concrete's internal aggregate becomes visible — and that choice is the single biggest factor in both appearance and cost.
| Finish | Aggregate Exposure | Typical Cost |
|---|---|---|
| Cream finish | Minimal — smooth, subtle variation | $3 – $8 / sq ft |
| Salt & pepper finish | Light — fine aggregate specks visible | $4 – $10 / sq ft |
| Full aggregate exposure | Deep — larger stone clearly visible | $6 – $15+ / sq ft |
Choosing Your Gloss Level
Beyond aggregate exposure, gloss level is a separate choice built through progressively finer diamond grit:
| Gloss Level | Grit Range | Added Cost |
|---|---|---|
| Flat / matte | 100–400 grit | Base level, no added cost |
| Satin | 800 grit | +$0.50–$1.00 / sq ft |
| Semi-polished | 1,500 grit | +$1.00–$2.00 / sq ft |
| High-gloss | 3,000 grit | +$1.50–$3.00 / sq ft |
⚠️ Signs Your Floor Is a Good Candidate for Polishing
- !The existing slab is structurally sound, without extensive cracking or spalling that needs repair first
- !You want a permanent, low-maintenance finish rather than a coating that will eventually need reapplication
- !The space sees heavy foot or equipment traffic where a coating would wear through quickly
- !You're removing an old, failing epoxy or paint coating and want a finish that doesn't require future recoating
Why Polished Concrete Outperforms Coated Floors Long-Term
A polished floor's shine comes from the concrete itself, not an applied layer, so there's no coating to peel, yellow, or wear unevenly the way epoxy or acrylic coatings eventually do. Professionally polished floors commonly last 20+ years with only routine dust-mopping and occasional pH-neutral wet cleaning — no periodic recoating cycle required the way topical finishes need.
Our Polishing Process
- Assessment & prep — remove any existing coatings, patch cracks or spalling, and level uneven sections before grinding begins
- Coarse grinding — establishes the base surface and begins revealing aggregate to the chosen exposure level
- Densifying — a chemical hardener is applied to increase surface density and durability
- Progressive fine grinding — sequential diamond grits build toward the selected gloss level
- Final polish & seal — the surface is brought to its finished sheen and sealed to protect against staining
Residential vs. Commercial Polishing
Residential polishing projects — garages, kitchens, converted living spaces — are often smaller in scale but may require more careful edge work around cabinetry, drains, or fixtures. Commercial and warehouse polishing typically covers larger, more open areas where equipment can move efficiently across a continuous floor, but often needs to account for existing coatings, control joints, and heavier point-loads from racking or equipment.
Maintaining a Polished Concrete Floor
- Dust mop or use a soft microfiber pad regularly to prevent grit from scratching the surface
- Wet mop occasionally with a pH-neutral cleaner rather than harsh degreasers
- Address spills, especially oil or acidic liquids, promptly
- A light burnishing or maintenance polish every few years (rather than full re-grinding) typically keeps commercial floors looking new
What Concrete Polishing Costs in Tampa Bay
Professional concrete polishing typically runs $3–$12 per square foot for basic to mid-range finishes, and $8–$15+ per square foot for full-aggregate or high-gloss decorative work. Removing old coatings (glue, paint, prior epoxy) typically adds $2–$4 per square foot to the total project cost. Free on-site estimates account for slab condition, prep needs, and finish selection.
Serving Hillsborough, Pinellas & Pasco Counties
Tampa Terrazzo provides concrete polishing throughout Tampa and across Hillsborough, Pinellas, and Pasco Counties, along with the rest of the greater Tampa Bay area.
Helpful answers
Frequently Asked Questions
What's the difference between cream, salt & pepper, and full-aggregate finishes?+
It comes down to grinding depth — cream reveals minimal aggregate for a smooth, uniform look, salt & pepper exposes fine aggregate flecks, and full-aggregate grinds deepest to expose larger stone throughout the slab.
How long does polished concrete actually last?+
Commonly 20+ years, since the shine and durability come from the concrete itself rather than a coating that eventually peels or wears off.
Can you polish a concrete floor that already has an old coating or glue residue?+
In most cases yes — removing old coatings is a standard part of the prep process, though it typically adds to the overall project cost.
Does my concrete need to be crack-free before polishing?+
Significant cracks or spalling should be repaired first, since polishing over unaddressed damage locks the flaw into the finished surface rather than removing it.
Is polished concrete slippery?+
A properly finished and sealed polished floor performs similarly to other hard flooring surfaces; specific gloss levels and sealers can be chosen to balance shine against slip-resistance for a given space.
What's the difference between residential and commercial concrete polishing?+
Residential projects are often smaller with more detailed edge work around fixtures, while commercial and warehouse polishing covers larger open areas and may need to account for existing coatings, control joints, and heavier equipment loads.
How much does concrete polishing cost in Tampa?+
Typically $3–$12 per square foot for basic to mid-range finishes, with full-aggregate or high-gloss decorative work running $8–$15+ per square foot.
Get a durable, polished concrete floor. Request a Free Estimate — call (813) 842-2255.