Alpine Exteriors installs one fiber cement brand in Forest Hills: James Hardie. That's not a marketing preference — it's a decision we made after years of tearing old siding off Tampa homes and seeing which products actually survived Hillsborough County's heat, humidity, and storm cycles. We don't install vinyl, and we don't install engineered wood products like LP SmartSide. Vinyl softens and warps in direct west Florida sun and offers little wind resistance in a gust event. Engineered wood siding relies on resin-treated wood strand cores that, in our experience, are more sensitive to moisture intrusion at seams and cut edges than a cement-based product. James Hardie's fiber cement formula — sand, cement, and cellulose fiber — doesn't rot, doesn't feed termites, and doesn't require the same moisture vigilance those other materials do.
James Hardie has been the dominant name in fiber cement siding in the United States for decades, and that market position matters practically, not just as a brand credential. It means the ColorPlus finishes, trim profiles, and lap styles we install today will still be in production if a homeowner needs a matching repair panel five or ten years down the road. That's a real consideration in a neighborhood like Forest Hills, where homes range from older mid-century ranches to newer infill construction — you want a product line stable enough that your siding won't become an orphaned SKU.
Forest Hills sits inland from Tampa Bay, north of Carrollwood along the Hillsborough River corridor, which spares it the direct salt spray that coastal Pinellas or bayfront South Tampa properties deal with. But "inland" in Hillsborough County still means brutal humidity nine months of the year, intense UV exposure, sudden summer downpours, and a hurricane season that runs June through November with real teeth — Tampa Bay has taken direct and near-direct hits in recent years, and every homeowner here budgets mentally for wind and water events.
James Hardie makes siding in different formulations calibrated to different climate zones, and Florida falls under their HZ5 (HardieZone 5) engineering — built specifically to resist the moisture cycling, humidity, and hail/wind exposure common across the Gulf Coast and Southeast. That's different from a generic fiber cement product manufactured to a single national spec. HZ5 boards are formulated to handle Tampa's wet-dry cycling without the swelling or edge deterioration that lesser products show after a few Florida summers. When we quote a Forest Hills job, we're speccing HZ5 by default — not upgrading to it as an option.
A lot of the housing stock in Forest Hills dates to the 1950s and 60s, often with masonry or original wood siding underneath additions and renovations done over the decades. When we open up a wall on one of these homes, we regularly find moisture staining, insect damage, or degraded sheathing that the original siding was hiding rather than preventing. HZ5 Hardie siding, installed with correct flashing and a drainage plane behind it, is designed to shed that moisture instead of trapping it — which matters more in a 70-year-old house with unknown wall history than it does in new construction.
"James Hardie siding" isn't one product — it's a family of siding and trim designed to work together. Here's what we typically spec for Forest Hills homes, depending on architectural style and the homeowner's goals:
| Product | What It Is | Best Fit For |
|---|---|---|
| HardiePlank Lap Siding | The classic horizontal lap board, in multiple width and texture options (smooth, cedarmill) | Ranch homes, traditional and craftsman-style Forest Hills houses |
| HardieShingle | Staggered or straight-edge panel siding that mimics individual cedar shingles | Accent gables, dormers, cottage-style facades |
| HardiePanel | Vertical fiber cement panels, often paired with battens | Modern infill builds, porch and garage accents |
| HardieTrim | Fiber cement trim boards for corners, window/door surrounds, and fascia | Every install — matches the siding's durability at the most weather-exposed edges |
| HardieSoffit | Pre-finished panels for eave and porch ceilings, vented or non-vented | Homes needing soffit replacement alongside siding |
We'll walk your specific house and recommend a combination — most Forest Hills projects end up as HardiePlank on the primary walls with HardieTrim at all corners and openings, sometimes with a HardieShingle accent on a gable or entry feature.
The board itself is only half the product. James Hardie's ColorPlus Technology is a factory-applied, baked-on finish process — multiple coats cured in a controlled environment before the siding ever reaches a job site. That's a fundamentally different process than field-painting siding after installation, which is how most other fiber cement and all vinyl siding gets its color (or, in vinyl's case, has color extruded through the whole panel with no depth or dimension).
Homeowners who want a specific color that isn't in the ColorPlus palette can still choose primed Hardie board and have it field-painted, but for most Forest Hills projects we recommend ColorPlus — the long-term fade resistance in this climate is worth it.
James Hardie backs its siding products with a non-prorated limited warranty — commonly cited as 30 years on the fiber cement substrate itself, with ColorPlus-finished products carrying a separate finish warranty (typically shorter, covering color fade and finish integrity) since the board and the paint are engineered and warranted as distinct components. A few things matter about how this actually plays out for a homeowner:
We register every Forest Hills install with James Hardie as a certified installation where applicable, and we keep documentation of the products and lot numbers used on your home in case a warranty question ever comes up.
Fiber cement siding is only as good as the installation behind it. James Hardie publishes detailed, climate-specific installation requirements — fastener type and spacing, minimum clearances from grade and roof lines, flashing details at every penetration and butt joint, and specific gapping and caulking guidance. In a humid climate like Tampa's, getting these details wrong is how you end up with moisture trapped behind siding that's rated to resist moisture in the first place.
Every home is different, but the line items that move the price on a Hardie install are consistent. We'll give you an honest, itemized estimate on-site rather than a ballpark over the phone.
| Factor | Why It Matters |
|---|---|
| Existing siding removal & disposal | Tear-off, especially on older masonry-and-wood hybrid homes, adds labor and disposal cost |
| Sheathing/substrate repair | Rot or damage found once old siding comes off is priced as it's uncovered, with photos before we proceed |
| Product mix | Straight HardiePlank runs more economically than a design with multiple accent products (shingle gables, panel accents) |
| ColorPlus vs. primed | Factory-finished ColorPlus costs more upfront than primed board but eliminates a paint job |
| Trim scope | Full HardieTrim replacement at corners, fascia, and openings vs. reusing sound existing trim |
| Home complexity | Roofline height, number of gables, dormers, and porch details affect labor time |
Alpine Exteriors is a licensed Florida contractor (RB29003900) and we've installed James Hardie siding on homes throughout Forest Hills and the greater Tampa area. If you're weighing a siding replacement and want a straight answer on what your home actually needs, we'll come take a look and give you a written estimate — no pressure, no upsell to a product we don't stand behind.
Vinyl softens and can warp under direct Florida sun and has lower wind resistance in storm-force gusts than fiber cement. We'd rather quote a product we're confident will hold up through a Tampa summer and hurricane season than install something we know we'll be replacing sooner.
Verify their Florida contractor license is active, ask for proof of insurance, and get the exact product, profile, and installation details in writing rather than a vague "siding replacement" line item. A reputable contractor will also walk you through how they handle unexpected sheathing damage before tear-off begins.
HardiePlank is a horizontal lap board, the standard siding profile for most home styles. HardieShingle mimics individual cedar shingles in a staggered or straight-edge panel and is typically used as an accent on gables, dormers, or entry features rather than an entire home.
Yes, ColorPlus-finished board costs more than primed board that needs field painting, but the factory-baked finish resists Tampa's intense UV exposure and humidity far better than a site-applied paint job, which typically means a longer stretch before the siding needs any color maintenance.
Yes — Forest Hills is inland from Tampa Bay but still well within the wind and heavy-rain footprint of any storm that tracks through the region. HZ5-rated James Hardie siding, installed with proper fastening and flashing, is engineered for that combination of wind and moisture exposure even for homes that aren't directly coastal.