Two driveways, side by side in Coral Ridge. One is poured concrete, five years old, with a surface cleaner run over it twice a year. The other is a travertine paver installation, three years old, sealed once and due for re-sealing. Both will stain, both will grow algae, and both will show their age without maintenance — but how you maintain them couldn't be more different. If you're a Fort Lauderdale homeowner trying to figure out what your driveway actually needs, or comparing options for a new installation, here's the practical breakdown of how concrete and paver surfaces behave in South Florida's climate and what each one costs to keep clean.
How Fort Lauderdale's Climate Affects Both Surfaces
Before getting into the material differences, it's worth naming the forces that work against every driveway in Broward County. Fort Lauderdale's climate creates conditions that are uniquely hard on exterior surfaces:
UV Degradation
South Florida receives among the highest annual UV radiation levels in the continental United States. UV breaks down sealers, oxidizes surface coatings, and bleaches pigmented materials over time. Unsealed concrete and pavers without UV-stable sealer will gray and fade noticeably within a few years. Sealers that work well in northern climates often degrade faster here than their rated lifespans suggest.
Rain Volume and Frequency
Fort Lauderdale averages 65 inches of rainfall annually — almost double the national average. That moisture feeds algae, lichen, and mold growth on every horizontal surface. The wet season from May through October means driveways are almost never fully dry for extended periods, which accelerates biological growth in porous surfaces.
Salt Air
Within a mile of the Intracoastal — which covers most of Fort Lauderdale east of Federal Highway — salt-laden air settles on surfaces continuously. Salt is mildly corrosive to concrete over long periods, and it contributes to efflorescence (white mineral deposits) on pavers, especially travertine and lighter-colored concrete pavers.
Organic Debris
South Florida's tropical vegetation — palms, ficus, tropical flowering trees — drops debris continuously. Leaf tannins stain light-colored concrete, and organic matter sitting on paver joints accelerates weed growth and creates conditions for mold colonization.
Concrete Driveways: What Cleaning Actually Involves
Poured concrete is the simpler surface from a maintenance perspective — fewer variables, more forgiving of technique — but it's not zero-maintenance. Here's what professional concrete driveway cleaning involves:
Pressure Washing with a Surface Cleaner
The standard professional approach for concrete driveways is a hot-water or cold-water pressure washer running at 2,500–4,000 PSI through a surface cleaner — a spinning head with containment skirt that keeps the cleaning pattern uniform and eliminates the streaking that results from wand-only pressure washing. The surface cleaner also reduces overspray, which matters for adjacent landscaping and vehicles.
On a standard two-car concrete driveway (roughly 500-600 square feet), a professional surface cleaning takes 45-90 minutes depending on contamination level. Cost typically falls between $250 and $400 for a residential driveway in the Fort Lauderdale area.
Pre-Treatment for Oil and Organic Stains
Concrete driveways accumulate oil drips from parked vehicles over time. These petroleum-based stains require pre-treatment with an emulsifying degreaser before pressure washing — the degreaser breaks the hydrocarbon bond with the concrete matrix, and the pressure wash removes the emulsified oil. Skipping pre-treatment leaves brown-gray oil ghosts that surface washing alone won't remove.
Organic tannin stains from palm fronds, ficus leaves, or tropical flowers respond to sodium hypochlorite pre-treatment at diluted concentrations (0.5-1% active chlorine), dwell time of 5-8 minutes, then pressure washing.
Rust Stains on Concrete
Fort Lauderdale concrete driveways frequently develop rust staining from rebar corrosion (if the concrete is cracking), irrigation system components, or metal furniture left on the surface. Rust stains on concrete require oxalic acid or citric acid-based treatments — they cannot be removed by pressure alone. Pressure washing a rust stain just spreads it. Acid treatment, dwell time, then neutralization and rinse is the correct sequence.
Sealing Concrete Driveways
Concrete sealing is optional but extends the surface life and makes future cleaning significantly easier. Penetrating concrete sealers (silane-siloxane chemistry) are absorbed into the concrete matrix, making it hydrophobic without changing the surface appearance. Film-forming sealers create a visible coating — wet-look or matte — that fills surface pores and resists staining. In Fort Lauderdale's climate, penetrating sealers typically last 3-5 years; film-forming sealers 2-4 years depending on UV exposure and traffic volume.
Paver Driveways: A More Complex Maintenance Equation
Paver driveways — whether concrete pavers, travertine, brick, or coral stone — are Fort Lauderdale's premium option. They look better, they're easier to repair (individual pavers can be replaced rather than patching concrete), and they handle South Florida's occasional freeze-thaw cycles better than slab concrete. But they require more maintenance, and doing that maintenance wrong causes real damage.
The Joint System Is as Important as the Pavers
The thing that distinguishes a paver installation from a slab is the jointed system. Between every paver, there's a gap filled with polymeric sand — a sand product stabilized with polymer binders that, once wet and dried, forms a semi-rigid joint filler that resists weed growth, ant colonization, and washout. The polymeric sand is not permanent. In Fort Lauderdale, where rainfall volume is high and UV degrades the polymer binders over time, polymeric sand typically needs replacement or supplementation every 3-5 years.
High-pressure washing that's too aggressive — too close, too high a PSI — blows polymeric sand out of the joints. Once the joints are compromised, weeds establish rapidly, ants tunnel beneath the pavers, and the paver surface begins to shift and settle unevenly. This is the single most common mistake made in paver driveway cleaning, and it's irreversible without full re-sanding.
Correct Pressure for Paver Cleaning
Professional paver cleaning uses a surface cleaner at reduced pressure — typically 1,500-2,500 PSI depending on the paver material — with the wand or surface cleaner held 4-6 inches above the surface to avoid joint erosion. Travertine and natural stone pavers require even gentler treatment; travertine is porous and softer than concrete pavers and can be etched or pitted by sustained high-pressure contact. The goal is removing surface contamination while leaving the joint material intact.
Efflorescence on Pavers
Efflorescence — the white, chalky mineral deposit that appears on paver surfaces, particularly in the months after installation — is a Fort Lauderdale-specific headache. It's caused by water moving through the concrete paver's matrix, dissolving calcium hydroxide, and depositing it on the surface as calcium carbonate when the water evaporates. Fort Lauderdale's rainfall drives water through pavers constantly, which means efflorescence appears frequently, especially on lighter-colored pavers and travertine.
Efflorescence is removed with diluted hydrochloric or phosphoric acid treatment — not pressure washing. Pressure washing pushes the white deposits around but doesn't remove the mineral deposit. Acid treatment dissolves the calcium carbonate, a rinse removes the residue, and the surface is restored. Sealing after treatment significantly reduces recurrence by limiting water movement through the paver matrix.
Paver Sealing: Not Optional in South Florida
In Fort Lauderdale's climate, paver driveways without sealer deteriorate faster than sealed ones. The sealer serves multiple functions: it inhibits water absorption (reducing efflorescence), provides UV protection, makes the surface easier to clean, and can enhance the appearance with a wet-look or satin finish. Polymeric sand stabilizes better when it's covered by sealer, and joint integrity lasts longer on sealed installations.
Paver sealing costs $2.50-$5.00 per square foot in the Fort Lauderdale market, depending on paver type, condition, and whether re-sanding is needed. A sealed paver driveway will typically require re-sealing every 2-4 years in South Florida's UV-intensive environment.
Side-by-Side Maintenance Comparison
Cleaning Frequency
Both concrete and paver driveways in Fort Lauderdale benefit from annual professional cleaning. Paver driveways accumulate organic matter in joints more visibly than flat concrete, so they may show soiling faster. Concrete driveways in heavy shade can develop algae rapidly and benefit from bi-annual cleaning.
Repair Complexity
Concrete driveways crack. A hairline crack can be filled with concrete caulk, but a spalling or heaving section requires either grinding, overlay, or partial removal and re-pour. In Fort Lauderdale's active ground, concrete movement is not uncommon. Paver driveways are more forgiving — a settled or cracked paver is lifted, the base adjusted, and the paver replaced. Individual pavers can be sourced and replaced without disturbing the surrounding installation.
Long-Term Cost
Concrete is less expensive to install but more expensive to repair and replace. A 20-year-old concrete driveway showing significant degradation typically requires a full replacement. A 20-year-old paver driveway with proper maintenance — cleaning, re-sealing every 3-4 years, re-sanding as needed — will still look good because the individual pavers can be addressed without wholesale replacement.
What a Professional Assessment Looks Like
When Bentz Pressure Washing visits a Fort Lauderdale property for a driveway quote, we're assessing more than just "how dirty is it?" On concrete driveways, we're identifying stain types (oil, rust, tannin), surface condition (scaling, spalling, cracks that indicate substrate issues), and whether sealing is warranted. On paver driveways, we're checking joint condition, efflorescence presence, sealer age and condition, and whether the paver surface requires chemical treatment for organic growth before sealing.
The cleaning approach — chemistry, pressure, technique — follows from that assessment. A one-size-fits-all approach to driveways produces mediocre results on both surfaces. The Fort Lauderdale climate is demanding enough that surface-specific technique isn't optional; it's the difference between cleaning that lasts a year and cleaning that needs repeating in six months.
Have a concrete or paver driveway in Fort Lauderdale that needs cleaning, sealing, or a professional assessment? Call Bentz Pressure Washing at (954) 235-9434 for a free quote. We'll diagnose your surface and tell you exactly what it needs — no upsell, no guesswork.