Your quarry tile is twenty years old. The grout around the fryer bank has washed out below the tile face, an inspector made a note about the floor-wall junction behind the dish machine, and a server went down carrying a tray last month. Meanwhile you serve six days a week.
The question is almost never whether to coat the floor. It is which system goes in which room, and how the work happens without going dark.
The short version. A restaurant is three floors under one roof, and speccing them the same way is how you end up recoating in two years. The kitchen line and dish pit want a quartz-broadcast epoxy with an integral cove, or urethane cement under heavy thermal loads. Front of house wants flake or metallic under a slip-graded satin topcoat. Work gets phased zone by zone so you keep serving. And if the slab is under 28 days old, wet from below, or moving, the answer is not yet.
Walk the building the way the floor experiences it, not the way the plan draws it.
Zone one is the kitchen line and dish pit: hot oil, boil-overs, steam, near-boiling discharge water, high-pH degreasers, and grease worked in by mats and cart wheels. A chemical and thermal problem.
Zone two is front of house and the bar, looked at by every guest, hit with drink spills and wet shoes off a Jacksonville sidewalk. An appearance and wet-traction problem.
Zone three is everything else: walk-in, dry storage, back hall, mop closet, patio. None of it justifies the kitchen spec.
One system across all three either overbuilds the dining room or underbuilds the line. Underbuilding the line is what shuts you down on a Saturday night.
Thermal shock kills commercial kitchen floors, not abrasion.
A coating and the slab under it expand at different rates. Dump near-boiling dishwasher water on a thin coating a few hundred times and the bond line takes that stress every cycle. It shows first as a hairline halo around a drain, then as a sheet.
For most kitchens the working spec is a heavy commercial epoxy with a quartz broadcast and an integral cove. Apex calls their quartz epoxy system “Ideal for restaurant kitchens, medical facilities, and high-traffic commercial spaces,” and the aggregate is why: “the varying sizes of the quartz particles create a textured surface that enhances traction and grip underfoot, reducing the risk of slips and falls,” including when the floor is wet or oily. That texture is the body of the floor, not a topcoat additive.
Heavier lines move up a class. Urethane cement expands and contracts much closer to concrete than epoxy does, which is why it survives steam and hot wash-down. As Apex puts it on their industrial flooring page: “Urethane cement is the heavy hitter for food and beverage, breweries, and cold storage.”
The dividing line is practical. If your crew closes with a deck brush and a degreaser, a quartz-broadcast commercial epoxy is enough floor. If you steam clean, hot pressure wash, or run a high-temp dish machine discharging to a floor sink, spec urethane cement in that footprint and epoxy elsewhere. Changing systems mid-kitchen is a legitimate answer.
Out front the floor has two jobs: look like part of the room, and keep guests upright.
Flake handles most dining rooms. Vinyl chip is hand-broadcast into the wet basecoat until the surface refuses more, then cured, scraped flat, vacuumed, and sealed. Camouflage is why it works: flake hides crumbs, scuffs, and a dropped ramekin between bus rounds. A solid gray floor shows every footprint by seven o’clock.
Metallic epoxy belongs where the floor is part of the design: the bar, the entry, a private dining room. A metallic layer is a look, though, and traction comes from the topcoat over it. Anywhere guests carry drinks or step in off a wet sidewalk, specify a satin, slip-graded topcoat, not the highest gloss available.
The server aisle and the swinging door take kitchen exposure while staying visible from the tables, so that strip usually wants the kitchen system with a finer broadcast.
The walk-in is a scheduling problem more than a materials problem. Most coatings will not cure properly on a slab in the thirties, so the box has to warm up and hold there through cure, which means product comes out and the compressor goes off. Urethane cement is built for cold storage.
Dry storage, the back hall, and the office are light duty, where flake is plenty.
The patio is a sun problem: standard epoxy ambers under direct Florida UV, so anything outdoors needs a UV-stable polyaspartic or urethane topcoat. And cove the mop closet. It is a wet room with a floor sink, and a common write-up.
Restaurants in Florida are licensed and inspected by the Department of Business and Professional Regulation, through its Division of Hotels and Restaurants, working from the FDA Food Code the state adopts by reference.
For a floor that shakes out to a short list. Surfaces in food prep, warewashing, and walk-in refrigeration have to be smooth, durable, non-absorbent, and easily cleanable. The floor-wall junction has to be coved and closed so debris cannot pack into a corner no tool reaches. Floors have to be sufficiently slip resistant for how the room is used, and sloped to drain where they are cleaned by flushing water.
Apex says the same thing plainly: “Restaurants and commercial kitchens. Health codes require non-porous, slip-resistant, and easy-to-clean flooring in food service environments.”
The wall cove is the most common write-up, and there is already a full breakdown of why a residential-style flat-against-the-baseboard install fails in their comparison of commercial versus residential epoxy specs. Read that one for the wall detail.
What it does not cover is where inspectors go next: the drain, the door threshold, the equipment curb, the column base. A cove that stops at the room perimeter and dies into a raw concrete ring around a floor sink has moved the problem, not solved it. Apex describes their sanitary work as seamless systems “with integral cove base at wall and drain transitions,” and the drain half is what most people skip.
The tile is rarely the failure. Quarry tile is a dense fired clay body and it lasts. The grout is the failure.
Cementitious grout is porous. It drinks water and grease, erodes under high-pH degreasers and hot wash-down, and recedes below the face of the tile. You are left with a grid of narrow channels holding grease a flat mop cannot reach, which is what an inspector runs a finger into.
Once the grout is gone, water gets under the tile, the setting bed releases, and tiles rock. Now you have a trip hazard and a sanitation finding in the same square foot. Regrouting is a treadmill, because every regrout has to bond to a substrate already saturated with grease.
Demolition, not coating, drives the schedule. Tile and setting bed have to come off, which is loud, dusty, and slower than people expect, and it tends to reveal a slab that does not slope where the drawings said.
Coated floors almost never fail in the middle. They fail at edges.
Every termination should be mechanically keyed, which means a saw-cut groove at the drain ring, at door thresholds, and at slab edges, so the coating locks into the concrete instead of feathering out to nothing. A feathered edge is what a mop bucket wheel catches and peels first.
At drains, the coating needs to run into the drain body and terminate inside the ring. Stopping short leaves a band of bare concrete that stays permanently wet, and that is where lifting starts.
If your floor ponds today, a coating will give you a glossier puddle in the same place. Slope has to be rebuilt in mortar before the finish goes down.
None of it works without prep. Apex is direct that “Diamond grinding is the professional standard: it mechanically opens the concrete to a uniform CSP-2/3 profile so the coating bonds into the slab.” That matters double in a kitchen, because years of grease have migrated into the top of the slab.
This should be settled before a crew is booked.
Apex phases larger commercial floors by section so the operation keeps running, with most spaces back in service within 24 to 48 hours. Fast-cure polyaspartic and urethane-cement systems let them stage work by zone, with many jobs done over a weekend or a scheduled maintenance window.
A workable sequence starts where you are least exposed: dry storage, back hall, office. Take the dining room on your closed day. Save the kitchen and dish pit for the longest continuous window you have, because they need the most equipment moved and the most cure time protected.
Decide early what moves and what gets detailed around. Line equipment on casters rolls out; a hood-anchored range battery and a built-in dish machine do not, and anything staying put gets a curb and cove detail drawn before the grinder starts.
Cure expectations matter as much as the calendar. Fast-cure polyaspartic topcoats accept foot traffic in hours and light traffic overnight, but full chemical cure keeps developing through the first week: no aggressive degreaser, no hot wash-down, no heavy static load. Tell your closing crew in writing, or someone will hit a two-day-old floor with the strongest thing under the sink.
Three conditions where the right answer is to wait, and a contractor who will not say so is not doing you a favor.
Green concrete. Apex is blunt: “The other thing we will not do is coat green concrete. A slab needs its cure time before anything goes on it, and coating early is almost always a callback.” Their rule of thumb is concrete under 28 days old, so on a new build that clock is part of your opening schedule.
Active moisture vapor. This is the quiet one, because you cannot see it. In their words, “Below-slab moisture vapor is the number-one cause of coating failure and delamination, and it’s invisible until the floor is peeling.” You find out by testing: a calcium chloride test under ASTM F1869, and ideally an in-situ relative humidity probe under ASTM F2170. If readings come back high, the options are a vapor-mitigation primer first, or moving to urethane cement, which Apex notes “can be installed over damp or newer concrete where standard epoxy can’t, after moisture testing.”
A moving slab. Cracks that open and close with the season, or a joint that has stepped, will telegraph through any coating over them.
If you can walk the building and say which zone gets which system and why, you are most of the way to a floor that lasts. The rest is testing the slab, detailing the drains and thresholds, and building a sequence that fits between your closes.
Apex works with in-house crews across Jacksonville and Northeast Florida, phases commercial floors by section so you keep serving, and will tell you when to wait.
For just $2,700, give your 3-car garage a professional epoxy flooring finish backed by our lifetime warranty. Fill out this form below to take advantage of this limited time offer!
For just $2,300, give your 2-car garage a professional epoxy flooring finish backed by our lifetime warranty. Fill out this form below to take advantage of this limited time offer!
For just $2,700, give your 3-car garage a professional epoxy flooring finish backed by our lifetime warranty. Fill out this form below to take advantage of this limited time offer!
For just $2,300, give your 2-car garage a professional epoxy flooring finish backed by our lifetime warranty. Fill out this form below to take advantage of this limited time offer!
Ready to upgrade your garage with Apex Epoxy Flooring? Fill out the form below, and let us handle the rest. Whether it’s a 2-car or 3-car garage, we’re here to deliver top-notch service.