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James Hardie Kitchen Remodeling: The Boca Raton Owner’s Guide
James Hardie kitchen remodeling in Boca Raton typically runs $14,000-$45,000 installed, depending on cabinet count, layout changes, and whether you’re replacing the substrate with HardieBacker cement board behind tile or full HardiePanel siding on an exterior kitchen wall. We stock James Hardie-compatible materials and can usually begin demo within one to two weeks of signed agreement. Most Boca Raton owners first notice trouble when tile cracks behind the range, drywall bubbles near the sink vent, or an outdoor kitchen wall shows soft spots after our humid summer season.
Which James Hardie Models This Applies To
James Hardie doesn’t sell “kitchens” as a unit, they sell the substrate and siding products that kitchen remodels depend on in South Florida’s climate. The critical SKUs we match on Boca Raton jobs are HardieBacker 500 cement board (1/4″ or 1/2″ for wall and floor tile underlayment), HardieBacker ProGrid for faster install, and HardiePanel vertical siding (4’x8′ or 4’x10′ sheets in Smooth, Cedarmill, or Stucco textures) when the kitchen opens to an exterior lanai or patio.
To identify what you’ve got, look for the stamped ink code on cement board edges or the foil warranty label on panel siding. The 1/2″ HardieBacker 500 is the only thickness rated for floor tile without additional underlayment; 1/4″ is wall-only. For HardiePanel, the HZ5 product line is what we install in Boca Raton, formulated for hurricane-zone humidity and salt air. HZ10, sold in the Gulf and desert Southwest, degrades faster here. We source OEM James Hardie through our distributor in Pompano Beach; aftermarket cement board from USG or Durock installs similarly but voids the James Hardie system warranty if mixed on the same job. We document which product goes where in the written scope, Clause 1 of the Haven Standard.
Signs Your James Hardie Kitchen Remodeling Is Failing

- Tile cracks or grout pops behind the cooktop. HardieBacker 500 is dimensionally stable, but if the original installer skipped the alkali-resistant mesh tape at seams, thermal cycling from the range loosens the bond. We see this in older Boca Raton condos near the Intracoastal where DIY “updates” preceded sale.
- Soft drywall near the sink cabinet or dishwasher. HardieBacker should extend to the floor behind sinks; if the previous contractor stopped at cabinet height, splash and steam wick into standard drywall. The fix is removing the cabinet, extending HardieBacker to the subfloor, and resealing.
- Exterior kitchen wall shows chalking, soft spots, or delamination. HardiePanel on a lanai-facing kitchen endures 90-degree temperature swings and driving rain. If the installer omitted the 1/4″ rain-screen gap or used non-galvanized fasteners, the panel traps moisture and the substrate behind it rots.
- Musty smell from under tile floors. HardieBacker is not waterproof, it’s water-resistant. Without a vapor barrier over concrete slab (standard in Boca Raton post-1985 construction), slab moisture migrates upward. We install a 6-mil polyethylene sheet beneath the cement board on ground-level kitchens.
- Panel siding bows or pulls at fasteners. HardiePanel expands and contracts 1/8″ per 10 feet with temperature. If fasteners were driven flush instead of countersunk with a 1/32″ gap, the panel buckles. We see this most on south- and west-facing walls in Boca Raton’s older Country Club and Old Floresta neighborhoods.
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AfterReplacement Cost & What’s Included
| Component | Boca Raton Price Range |
|---|---|
| Full Kitchen Remodel (James Hardie substrate + finishes) | $14,000 - $45,000 |
| Small Kitchen Remodel | $9,000 - $20,000 |
| Cabinet Installation (KraftMaid, Wellborn, or equivalent) | $4,000 - $13,000 |
| Countertop Installation (Cambria, Caesarstone, Silestone) | $2,000 - $6,500 |
| Backsplash Installation over HardieBacker | $800 - $2,500 |
| Kitchen Island Installation | $3,000 - $10,000 |
The $14,000-$45,000 range spans a refresh (paint, backsplash, countertops over existing HardieBacker) to full gut with layout changes, new HardieBacker throughout, and exterior HardiePanel on a lanai wall. What drives the number: linear feet of cement board, whether we hit concrete slab or wood subfloor, and if the job requires a permit from Boca Raton Building Department for structural or electrical changes. Every quote is flat-price, written, and signed before demo day. Under the 365-Day Done Right Promise, if a seam cracks or a fastener backs out, we return and fix it. No change order, no argument. Measure twice, document everything, then build.
DIY or Call Us?

What you can safely check: look for the stamped product code on cement board edges, count cracked tiles, and photograph any exterior panel damage for insurance or HOA documentation. What goes wrong fast: HardieBacker 1/2″ weighs 2.6 pounds per square foot, a 4’x8′ sheet is unwieldy in tight kitchen corners, and scoring with a carbide knife requires consistent pressure or the board fractures. More critically, removing tile from HardieBacker without dust containment fills a house with crystalline silica; NIOSH requires respirators and negative air, not a box fan in the window.
HardiePanel on exterior walls involves ladder work, hurricane-rated fastener patterns, and flashing integration with existing windows and doors. One misaligned panel and water runs behind the siding, rotting the wall you can’t see. We’re background-checked, uniformed, and carry the documented photo record on every visit. Call (754) 254-8065 to schedule your free estimate. We’ll review your photos, identify the product line, and give you a written price before anyone picks up a tool.
FAQs
The cement board itself is rated for 50 years, but the installation detail determines reality. In Boca Raton’s humidity, we’ve seen 15-year-old HardieBacker that’s pristine because the seams were taped and sealed, and 5-year-old jobs failing because someone used standard drywall compound instead of polymer-modified thinset. Call (754) 254-8065 for an exact quote - estimates are free.
Sometimes, if the board beneath is firmly bonded and the crack is isolated. We remove the affected tiles, assess the substrate, and re-tile if the HardieBacker passes a tap test (solid ring, not hollow). If the board is soft or the crack runs the seam, partial replacement is the only fix that lasts. Call (754) 254-8065 for an exact quote - estimates are free.
Three to six weeks for a typical Boca Raton kitchen, depending on permit timing from the city and custom material lead times. HardieBacker itself installs in one to two days; the variable is what goes over it and whether we’re moving plumbing or electrical. We schedule in signed phases, no next trade starts until the current one is documented complete.
We don’t warehouse cement board, it doesn’t store well in humidity. We order through our Pompano Beach distributor once the written scope is signed, typically delivered to your driveway two days before demo. For HardiePanel, we confirm color and texture match with a field sample before ordering full sheets. KraftMaid, Cambria, and Silestone run on similar order-to-job discipline.
Written by Grant Rowan, Owner, Rowan Construction Group Boca Raton at Rowan Construction Group Boca Raton, serving Boca Raton and nearby areas.







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