Hurricane Impact French Doors Cost: What South Florida Homeowners Pay Installed

Hurricane impact French doors cost $3,500 to $6,000 installed for a standard pair in South Florida, and $5,500 to $8,500 once you add sidelites. A single impact French door starts around $2,200 installed at the entry level, and most single doors land between $3,000 and $4,500. Premium and oversized configurations run $6,000 to well past $10,000.

Those numbers come from two places: published South Florida installed pricing, and our own retail figures. Across the 26 impact French door products in our catalog pricing database, installed prices for the smallest standard configuration run from $2,200 to $5,500 depending on brand and material, with a median right around $3,700. Large-format and premium configurations reach $13,800. We install these doors across Miami-Dade, Broward, and Palm Beach every week, so the ranges below reflect real jobs, not national averages for a different product.

This article is the cost deep-dive for one door type. Our guide to impact door costs across every door type quotes $4,000 to $8,000 for a French pair, which is true and also too wide to budget with. Here we break that range down by configuration, then walk through what actually sets the price: glass area, hardware, the design pressure your opening needs, swing direction, and frame material. If you want the full product guide beyond pricing, see our hurricane impact French doors guide.

Impact French Door Cost by Configuration

Single-door figures are our retail installed pricing; pair and sidelite ranges track published South Florida installed pricing and land where our own pair quotes land. All figures include the door, frame, hardware, standard laminated impact glass, installation labor, and disposal of the old door. Permit fees vary by city and are usually itemized separately.

A few examples from our own installed pricing show how brand and material move the number for the same opening. An Eco-Guard French Door Series 850 ECO · Eco-Guard French & Swing Door Series Eco-Guard French Door Series 850 Heavy-duty 5 in. outswing aluminum impact French door sharing the storefront hardware family, +80/-80 psf, LMI, with integral-transom option to 132 in. and a 10 in. bottom rail. HVHZ approved for South Florida Design pressure +80/-80 psf See french door details , an aluminum workhorse, starts at $2,200 installed for a single leaf. A PGT WinGuard French Door FD160A PGT · WinGuard Aluminum Series PGT WinGuard French Door FD160A Aluminum impact French door in single and double swing configurations for residential patio and entrance openings. LMI for HVHZ. HVHZ approved for South Florida Design pressure +80/-80 psf See french door details starts around $3,700.

An ES Windows Elite ES-EL300 ES Windows · Elite Series ES Windows Elite ES-EL300 French Door Aluminum impact French door in outswing configurations (single, double, with sidelites) on a 4-inch frame. Three-point locking with heavy-duty hinges, self-mating sidelites. Impact-rated laminated glass Design pressure +80/-80 psf See french door details starts around $4,300 and climbs to $12,000 in large configurations. At the top, a WinDoor FD9950A WinDoor WinDoor FD9950A Impact French Door Aluminum impact French door in single (X), double (XX), and sidelite configurations with optional decorative glass grids. Outswing and inswing supported. HVHZ approved for South Florida Design pressure +70/-80 psf See french door details starts at $5,400 and a Pella Vista aluminum hinged door runs $5,500 to $13,800.

Per square foot, impact French doors run $90 to $160 installed. That sits above impact windows ($55 to $140) and near the top of the swing-door range, because a French pair carries two operable panels, two full hardware sets, and a meeting stile that has to perform like a wall.

You can compare current models, glass options, and specs on our impact French doors page.

National Cost Guides vs the Florida Number

If you searched "french door cost" and found figures far below the table above, you were reading about a different product. National cost guides price standard French doors: tempered or even annealed glass, a single deadbolt, and a frame that has never been through a test lab. A Florida impact French door is a laminated-glass, multi-point-locked, tested-and-certified assembly installed under permit by a licensed contractor. The product itself, the hardware on it, and the labor around it all cost more.

Florida pricing has also moved in ways national guides lag on. Aluminum makes up 40 to 60 percent of an impact door's manufacturing cost, and tariffs on aluminum and steel have pushed consumer door prices up roughly 15 to 20 percent since 2024. If a quote you gathered two years ago is your mental anchor, expect today's number to sit above it.

The honest way to read national figures: they tell you what a French door costs where hurricanes are not a design condition. In South Florida, budget from the table above.

What Sets the Price of an Impact French Door

Five variables account for most of the spread between a $3,500 pair and an $8,500 one.

Glass area

Laminated impact glass is the most expensive single component in the door, so price scales with glass area faster than with anything else. A full-view pair carries roughly 30 square feet of laminated glass; add two sidelites and you can pass 40. Taller doors compound it: an 8-foot pair carries about 20 percent more glass than a 6'8" pair, plus heavier panels that need stouter hinges and frames. Insulated laminated glass (for noise and heat gain) adds several hundred dollars per panel over single laminated.

Hardware and multi-point locks

A standard door locks at one point. A hurricane-rated French door locks at three to seven, with hook bolts, shoot bolts, and compression points spread across the stile, head, and sill, because alternating storm pressure would work a single deadbolt loose. The lock hardware, the reinforcement it anchors into, and the stainless hinges rated for the panel weight are a real slice of the price. Premium handle sets and finishes add $150 to $500 on top.

The design pressure your opening needs

Every opening on your permit gets a required design pressure (DP) based on wind zone, exposure, and the opening's size and position. Most South Florida French door openings need somewhere between DP 40 and DP 60. Typical impact French doors are rated DP 35 to 55, and stepping into products rated higher costs more: heavier extrusions, more lock points, thicker glass makeups.

PGT's aluminum FD160A, one of the doors we install most, carries ratings up to +80/-80 PSF in its approval documents. A second-floor balcony opening on open water needs more door than a courtyard entry, and the quote will show it.

In-swing vs out-swing

Out-swing is the South Florida default for a reason: storm pressure pushes the panels against the frame instead of against the lock hardware, and the threshold geometry sheds water outward. In-swing French doors exist for tight patios and design preference, and they can be certified, but they need heavier multi-point locking to make up for wind working in the opening direction, and they give up some water performance at the sill. When both versions of a product exist, the in-swing usually is not cheaper, and choosing it buys you less margin in a storm.

Frame material

Aluminum dominates the Florida impact French door market and spans the widest price band, from builder-grade to architectural. Vinyl has grown as the value-tier answer: PGT's WinGuard Vinyl French Door FD5555 PGT · WinGuard Vinyl Series PGT WinGuard Vinyl Preferred French Door FD5555 Vinyl impact French door in single and double swing on a 4-9/16 inch frame. Multi-point lock with anti-lift, brushed stainless hinges, European hardware compatible. HVHZ approved for South Florida Design pressure +70/-70 psf See french door details pairs a 4-9/16" frame with multi-point locking at a mid-range price. Fiberglass is the newcomer, mostly in entry and French applications, prized because it expands and contracts at nearly the same rate as glass, which is kind to seals over decades of Florida heat cycling. As a rule of thumb: vinyl and entry aluminum overlap at the low-to-mid range, heavy aluminum owns the top.

The Meeting Stile: Where French Doors Earn Their Rating

The center of a French pair, where two operable panels meet with no frame behind them, is the most vulnerable point on any impact door assembly. The Florida Building Code treats it that way: in HVHZ testing, double-door assemblies take an additional large-missile impact at the meeting stile itself, on top of the impacts every door takes. The 9-pound 2x4 hits the exact spot where the two leaves lock together, and the assembly still has to hold through 9,000 pressure cycles afterward.

What makes that possible is hardware you mostly never see. The inactive leaf is held by flush bolts running into the head frame and the threshold; during a storm those bolts are what keeps that panel from blowing in or being pulled out. The astragal, the vertical member that closes the gap between the two panels, is steel-reinforced on hurricane-rated doors. Endura's Ultimate Hurricane Astragal, representative of the category, uses 24-inch spring-loaded flush bolts and three structural locking points at head, sill, and mid-height.

This is why a French pair costs more than two single doors' worth of parts would suggest, and why the certified assembly matters more than any component. Every configuration we quote is covered by a current approval; the PGT WinGuard Vinyl FD5555, say, is certified under Miami-Dade NOA 23-0717.01, valid through January 2029, which spells out the exact sizes, glass makeups, and anchoring the rating covers. When you compare quotes, ask for the NOA or Florida Product Approval number on the specific configuration, not the product family.

Thresholds and Water Testing: Why Installation Shows Up in the Price

Hinged doors are the good news story in door waterproofing. FEMA's mitigation assessment team, reporting after Hurricane Ian, ranked compression-seal operable products (which is what French and entry doors are) just behind fixed glass for water resistance, ahead of sliding doors and their open track systems. When a French door leaks, it is usually the installation, not the product.

The threshold is the tension point. Accessibility rules cap swing-door thresholds at 1/2 inch, with anything over 1/4 inch beveled, per the U.S. Access Board's guidance on entrances and doors. A taller sill dam sheds more water; a code-compliant low threshold gives wind-driven rain a shorter wall to climb.

Good installations resolve this with a sill pan under the entire threshold that catches any water the seals miss and routes it back outside, plus site details like gutters and grading that keep water off the door in the first place. A sill pan costs little; skipping it is how you get a rotted subfloor two summers later.

Know what the ratings do and do not promise. Certified doors pass water infiltration testing at a minimum of 15 percent of their positive design pressure, so a DP 50 door is water-tested near 7.5 PSF. Research from Florida International University, published through the Florida Building Commission, found standard water tests cap near 15 PSF while a major hurricane can push rain at effective pressures above 50 PSF.

Some water past the seals in a direct hit is normal and planned for; the sill pan and flashing are what turn it into a puddle by the door instead of damage inside the wall. That workmanship is part of what an installed price buys.

Installation, Permits, and Timeline

Labor on a French door runs about $400 per door in the South Florida market, and a pair takes a two- or three-person crew four to six hours: old door out, opening checked and prepped, new frame set plumb and anchored per the approval drawings, panels hung, hardware adjusted so every lock point engages, then sealing and finishing.

Costs beyond the door itself:

• Permit fees, set by your city, commonly $150 to $500 for a door replacement. Florida requires a permit for every door replacement; a contractor who suggests skipping it is volunteering you for problems at sale or claim time.
• Engineering letters in HVHZ jurisdictions when site conditions call for them, $400 to $1,200.
• Stucco and interior repair around the opening, $300 to $900 when the old frame comes out hard, which in 1980s-and-earlier houses it often does.
• Opening repairs where removal exposes rot or damaged framing, quoted case by case; jamb and framing reinforcement runs $500 to $2,500 when needed.

Plan on six to twelve weeks from contract to final inspection: doors are made to order, and permit review runs in parallel with manufacturing. Ordering in the January-to-May window, before hurricane season demand, gets the best lead times.

How to Pay Less Without Buying Less

The cheapest real savings is matching the product tier to the opening. A ground-floor courtyard entry behind a privacy wall does not need the door your gulf-facing balcony needs; on multi-door projects we regularly mix tiers and save owners four figures with zero difference in code compliance.

Impact French doors we install, entry to premium

ECO · Eco-Guard French & Swing Door Series

Eco-Guard French Door Series 850

Heavy-duty 5 in. outswing aluminum impact French door sharing the storefront hardware family, +80/-80 psf, LMI, with integral-transom option to 132 in. and a 10 in. bottom rail.

See Details

ES Windows · Elite Series

ES Windows Elite ES-EL300 French Door

Aluminum impact French door in outswing configurations (single, double, with sidelites) on a 4-inch frame. Three-point locking with heavy-duty hinges, self-mating sidelites.

See Details

WinDoor

WinDoor FD9950A Impact French Door

Aluminum impact French door in single (X), double (XX), and sidelite configurations with optional decorative glass grids. Outswing and inswing supported.

See Details

Configuration choices move money too. Fixed sidelites cost less than making the pair wider, because fixed glass needs no hardware. Standard white or bronze finishes save a few hundred dollars per door over custom colors. And replacing the French door in the same project as your windows shares the permit, crew mobilization, and stucco work across every opening.

On paying for it: most of our customers finance part of the project, and monthly payments on a French pair are modest next to what the door does for the storm envelope; see impact door financing options for current programs. If the door is part of a broader hardening project, the My Safe Florida Home program has matched qualifying opening-protection upgrades when funded, and impact doors count. One insurance note: wind mitigation credits for opening protection apply when all openings are protected, so a lone unprotected door can hold up the discount your windows earned.

Next Steps

1. Count your door openings and note which face open exposure; that determines the design pressure and the product tier each one needs.
2. Compare models and glass options on our impact French doors page, and read the full French door guide for everything beyond price.
3. Pull two or three quotes and check that each names the exact product, configuration, and approval number, with permit fees itemized.
4. If budget is the constraint, review financing options before shrinking the project; tier-matching usually saves more than downsizing.
5. Request a free estimate and we will measure your openings, look up the required design pressures, and price configurations side by side.