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Key West, Florida

Commercial & Industrial Epoxy Floors in Key West

Key West is unlike anywhere else in South Florida, an island at the end of the Overseas Highway where salt air is constant, humidity never lets up, and tropical storms test every surface on every property. 343 Epoxy installs commercial and industrial floor systems throughout the island: restaurant and bar kitchens along the Duval Street corridor, hotel and retail back-of-house, the charter fleet and processing floors at the Key West Bight working waterfront, the boatyards and marine service shops on Stock Island, and the warehouses and service bays along Roosevelt Boulevard. Business floors are the work we take on down here.

Black, purple and white metallic epoxy floor in a black-walled room
Island-Grade Protection

Why Key West Concrete Fails Fast

Key West is the harshest environment for concrete floors in all of South Florida. The island is surrounded by open ocean on all sides. Salt air is not occasional here, it is the air. Every concrete slab on the island is under constant attack from chloride penetration, moisture vapor transmission, and the tropical heat that accelerates chemical breakdown of unprotected surfaces. Bare concrete in Key West deteriorates faster than anywhere on the mainland.

Epoxy and resinous floor coatings provide the sealed, chemical-resistant barrier that Key West concrete needs to survive. A properly installed system blocks moisture from below, prevents salt and chemical penetration from above, and creates a surface that handles the foot traffic, water exposure, and cleaning demands that island properties face daily. For a Duval Street kitchen running through the dinner rush, a Stock Island marine shop with fuel and solvent on the floor, or a waterfront processing room getting hosed down twice a day, coating the slab is preventive maintenance, not decoration. Replacing a failed slab in Key West costs far more than protecting it, because every yard of concrete and every piece of demolition equipment has to come down the Overseas Highway first.

343 Epoxy covers Key West and the Lower Keys from Miami. We understand that island logistics are different, scheduling, material transport, and working conditions all require planning that mainland contractors often underquote. We handle all of that so the installation runs smoothly from start to finish.

Areas We Serve

Duval Street to Stock Island

Old Town Business District

Restaurants, hotels, inns, galleries and retail storefronts packed into the Old Town blocks. Most of the work here is back-of-house: kitchens, prep rooms, walk-in coolers, service corridors and storage rooms sitting on old concrete that has never been sealed. We coat those floors on a schedule that keeps the front of the house open.

Duval Street & Commercial District

Bars, restaurants, hotels, retail shops, and galleries along Key West’s busiest corridor. These rooms take constant foot traffic, spilled product and a hard cleaning every single night, and the floor is the first thing to give up. Commercial epoxy, polished concrete and urethane cement are built for that kind of schedule.

Key West Bight & Waterfront

The working waterfront, charter boat operations, marine service shops, fish processing facilities, and dock-adjacent commercial spaces. Nothing thin survives here. Urethane cement and heavy-build industrial epoxy handle saltwater, diesel, fish waste, ice and rolling equipment without softening or letting go of the slab underneath.

Stock Island Industrial Zone

Boatyards, marine service and repair shops, commercial fishing operations and seafood processing plants, plus the warehouses, service bays and light industrial buildings along the Roosevelt Boulevard corridor. This is heavy-duty territory: forklifts, hoists, fuel, hydraulic fluid, saltwater and washdown. Urethane cement and industrial epoxy are what hold up in those buildings.

What We Install

Matching the System to What Gets Spilled

Every commercial and industrial system we build is available in Key West and throughout the Florida Keys. If you already know roughly what you need, go straight to commercial epoxy flooring in Key West, industrial epoxy for marine and processing floors, or commercial concrete polishing. Not sure yet? Send us the details and we will tell you what the floor actually calls for.

Commercial Concrete Polishing

Mechanically ground and densified concrete for retail floors, hotel lobbies, restaurant dining rooms, showrooms, warehouse aisles and back-of-house slabs. There is no coating layer to chip or peel off, the surface gets harder as it is burnished, and daily upkeep comes down to a dust mop and an auto-scrubber.

Metallic Epoxy

Flowing, marble-like metallic finishes for Key West’s design-conscious hospitality and retail market. Boutique hotel lobbies, restaurant and bar dining rooms, galleries and retail showrooms where the floor is part of what people are paying to walk into. Sealed with the same commercial-grade topcoats we put on any high-traffic room.

Commercial Epoxy

The workhorse system for Key West restaurants, bars, hotels, retail spaces and marine facilities. Built for the traffic, the spills and the nightly cleaning that island operations put a floor through. Salt-air rated moisture-mitigating primers and UV-stable topcoats are standard on every commercial installation we run down here.

Industrial Systems

The heavy end of the catalog for Key West’s toughest buildings. Slip-resistant quartz broadcast for wet processing and washdown areas, thermal-shock-rated urethane cement for seafood plants and commercial kitchens, and heavy-build industrial epoxy with non-slip aggregate for boatyards, service bays and fuel-exposed floors.

FAQs

What Island Operators Want to Know

Common questions from Key West business owners, property managers and facility crews about commercial floor installations on the island.

01Can epoxy hold up to Key West’s extreme salt air?
Yes, in fact, epoxy is one of the best defenses against salt air damage. It creates a sealed barrier over the concrete that prevents chloride penetration and moisture vapor transmission. For Key West installations, we use marine-grade moisture-mitigating primers and UV-stable topcoats specifically rated for full coastal exposure. These are the same product classes used in marine and offshore applications.
02Do you travel to Key West for installations?
Yes, 343 Epoxy services Key West and the entire Florida Keys. We understand that island logistics require advance planning for equipment transport, material staging, and crew scheduling. We handle all of that coordination so the installation runs on schedule.
03Can you install without shutting my Key West business down?
That is the usual plan. On Duval Street and in Old Town we phase the floor so one section cures while you keep operating on the other, or we run the whole job overnight and through the slow days at the front of the week. Kitchens and bars usually go in after last call and are back in service before the next dinner shift. Off-season is easier on logistics, so if you can wait until after high season, that is the window we push for. If your landlord or property manager needs paperwork before work starts, tell us up front so it is handled before we mobilize.
04What system holds up in a Stock Island marine shop or a seafood processing floor?
Urethane cement, almost every time. A processing room gets hot washdown, ice, brine and caustic cleaners on the same slab in the same shift, and thin epoxy cannot take that thermal swing without debonding. Urethane cement goes down thick, moves with the concrete, and shrugs off the temperature shock. In boatyards and marine service bays we are usually fighting diesel, hydraulic fluid, bottom paint solvents and dropped tools instead, so that calls for a heavy-build industrial epoxy with a chemical-resistant topcoat. Either way we broadcast aggregate into the surface for grip, because a wet floor in a fish house or a wash bay is a real hazard. We walk the building, look at what actually spills on it, and spec from there.
05What areas in the Keys do you cover beyond Key West?
We cover the entire Florida Keys, Key West, Stock Island, Big Coppitt Key, Sugarloaf Key, Big Pine Key, Marathon, Islamorada, Key Largo, and everywhere in between. We also serve all of Monroe County as well as Miami-Dade, Broward, and Palm Beach counties on the mainland.
06How do you handle hurricane season installations in Key West?
We schedule around weather conditions and monitor forecasts carefully for any Key West project. Epoxy installation requires dry conditions for proper curing, so we plan accordingly. If a storm threatens during an active project, we protect the work in progress and reschedule completion as soon as conditions allow. Epoxy is actually an excellent post-storm investment, it seals concrete that may have been exposed to floodwater and salt intrusion during a hurricane.
Reviews

In Customers’ Own Words

“343 is by far one of the best in the business. Knowledgeable, pristine and flawless work. Professional, punctual, and the results back what they promote.”
Lyza Sanchez, Google review
“Very friendly and customer service is the second to none. Hands-down, one of the best in the business!”
Jorge Piedra, Google review
“Great service and reliable company, definitely recommend to go with them!!”
Michael Williams, Google review
Book the Crew

Put a Real Floor in Your Key West Building

Call 343 Epoxy for a fixed written quote on any commercial or industrial floor in Key West or anywhere in the Florida Keys. We handle the logistics, the materials and the crew, and the work carries a 5-year warranty.

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Call (305) 409-9022

Talk to 343 About Your Key West Floor

Send us the building, the square footage and what gets spilled on the slab. We will come back with a fixed written quote.