The house is done. The punch list is signed. And there is a gray film across the pavers, mortar smears down one side of the stucco, and a ghost of paint overspray on the brand-new driveway.

Post construction cleaning in Tampa is the step between "construction complete" and "actually finished," and it is a different job from ordinary exterior cleaning. Construction debris is bonded, not settled: mortar, grout haze, thinset, stucco splatter, caulk, adhesive and overspray have all chemically attached themselves to surfaces that were brand new a month ago. You cannot rinse that off. You have to know what each residue is and what dissolves it without hurting what is underneath.

Why new construction is the hardest first clean

A ten-year-old driveway has dirt on it. A ten-day-old driveway has whatever eleven trades dripped, dropped and over-sprayed on it, cured in the Florida sun.

The specific offenders we see on new luxury builds around Bexley, Starkey Ranch and Long Lake Ranch:

• Mortar and grout haze on pavers, stone and brick — a dull gray-white film that looks like the pavers came out wrong from the factory. They didn't.
• Stucco and texture splatter on walkways, pool decks and windows.
• Paint and primer overspray on concrete, pavers, aluminum railings and glass.
• Thinset and adhesive around the lanai and pool coping.
• Tire marks and hydraulic drips from equipment staged on the new driveway.
• Sawdust and fine silica packed down into every paver joint — which then turns into a weed nursery.
• Efflorescence blooming out of new concrete and new pavers as they cure.

[PHOTO: close-up of mortar haze on new pavers, half cleaned — Bexley new build]

Can mortar haze be removed from new pavers?

Yes, with the right acid-based treatment at the right dilution, applied to a pre-wet surface and neutralized afterward. The important part is the right dilution. Too strong and you etch the paver face, pull color out of the pigment, and burn the surface so it never looks uniform again. Too weak and you have wet a driveway for no reason.

Aluminum, glass, stone and powder-coated railings all react differently to the same product. A crew that treats the whole site with one chemical at one strength will leave you with damage that is harder to fix than the haze was.

Efflorescence versus mortar haze — they are not the same thing

Worth separating, because people treat one like the other and get nowhere.

• Mortar haze sits on the surface. It came from construction. It needs acid.
• Efflorescence comes out of the surface. It is salt migrating up through curing concrete, and it keeps reappearing for the first six to twelve months of a slab's life. It cleans off, and then it may come back once or twice as the concrete finishes curing. That is normal, and it is not your installer's fault.

This matters for timing: there is no point sealing new pavers in month one. Let them cure, let the salts work their way out, clean them, then seal. Sealing over active efflorescence traps it under the film and you get a permanent white cloud.

The sequence for a new-build handoff

1. Roof and gutters — construction dust, nail fragments, shingle grit and debris out of the gutter runs first.
2. House envelope — soft wash the stucco, soffits and fascia; spot-treat splatter and overspray.
3. Windows and glass — scrape and clean after the envelope, never before.
4. Lanai, pool cage and pool deck — thinset, caulk, grout haze.
5. Flatwork last — driveway, entry, walkways, including commercial-grade concrete cleaning methods on larger motor courts and shared drives.
6. Joint sand — re-sand paver joints once the field is clean and dry, then hold off on sealing until the slab has cured.

For builders and PMs: this is a warranty issue

If you build in Tampa Bay, you already know that the first thing a buyer does at walkthrough is look down. Haze on the pavers generates a punch-list item, a callback, and a conversation about whether the hardscape was installed correctly — when all it needed was a correct first clean.

We work directly with builders and project managers on single-home handoffs and whole-phase turnovers, and we schedule around your CO date rather than the other way around.

[PHOTO: full front elevation of a finished new build, driveway and entry clean — Bexley]

Before the keys change hands

We handle post-construction exteriors across Hillsborough, Pasco and Pinellas, including new builds in Bexley. The full range of surfaces we work on is listed on our exterior cleaning page.

Call 813-957-1174 for a free quote — tell us the CO date and we will work backward. We are a veteran-owned Tampa company, which among other things means we show up when we said we would.