Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Custom Windows & Doors Across Jupiter Island
Custom windows and doors in Jupiter Island run $2,800-$38,000 depending on the opening, the glass package, and the hardware, and most replacements take two to five days once materials land. If you own a home on this barrier island, you already know the wind drives salt across the entire width of it. Nothing here gets a pass from the marine environment. We’re TruePane Windows & Doors, and we’ve been setting custom openings on Florida’s coast long enough to know what Jupiter Island’s architectural review will flag before you even submit. Call (754) 238-2201 and we’ll walk your property, measure every opening twice, and give you a written quote on the spot.
We coordinate scheduling from our South FL office and keep crews serving Jupiter Island every week. No call centers. No voicemail trees. A live person picks up when you dial, day or night.
Why TruePane Windows & Doors Is Jupiter Island’s Preferred Custom Windows & Doors Company
Jupiter Island homeowners don’t call the cheapest bid. They call the company that will still answer the phone in five years when a hinge starts binding in July. That’s the reputation we’ve built years of glazing work, and it’s why estate managers from the north end down to the Martin County line keep our number on file. Our Custom Windows & Doors team is led by Dale Kessler, a second-generation glazier who founded TruePane in 2008 because he was tired of seeing out-of-true installs and voided warranties ruin expensive custom work. His rule is still on the whiteboard: if the pane is not true, the job is not done.
Our crews are background-checked and uniformed. They measure every opening twice. They quote manufacturer lines side by side on paper so you see exactly what you’re buying. And before the truck leaves your driveway, both warranty layers are registered in writing with durations stated. We call it the Keystone Standard. You get the Done Right Promise on every job. If something isn’t right, we fix it. No paperwork fights. No arguing.
Most importantly for Jupiter Island homeowners, we know the town’s architectural review process. We pre-clear sightlines and mullion profiles before cutting openings, because we’ve learned that waiting until after demo to sort out approval is how a two-week project becomes a two-month headache.
Our Custom Windows & Doors Services in Jupiter Island
Custom Shape Windows
A half-moon transom over a double door. A radius-corner casement that follows the curve of a stairwell. A trapezoid that fills a gable end. On Jupiter Island, these are not rare requests. They’re standard fare for the mid-century oceanfront compounds and contemporary estates that line the island. Custom shape windows in Jupiter Island typically run $3,200-$9,800 per unit, depending on glazing and whether the town’s architectural review requires a specific mullion profile. We fabricate to your architect’s drawings and match sightlines exactly.

Commercial Storefront Glazing
Most of Jupiter Island is residential, but the private clubs, gatehouses, and estate service buildings have commercial-grade storefront systems that get hammered by the same salt. Storefront glazing here runs $85-$145 per square foot for impact-rated aluminum systems. We replace, reglaze, and rebuild storefronts on the island’s commercial and club properties with marine-grade finishes that hold up to double-sided exposure.

Curtain Wall Systems
A floor-to-ceiling glass wall facing the Atlantic is a beautiful thing until the seal fails and salt crystals bloom inside the frame tracks. Curtain wall work on Jupiter Island starts around $18,000 for a modest facade section and goes up well past $60,000 for monumental ocean-view systems. The frames on 1960s and 1980s estates were engineered for lower wind loads than today’s code requires, so opening a wall for replacement often exposes undersized headers and rusted jamb anchors. We handle the structural upgrade and the permit that comes with it.

Architectural Grilles & SDLs
Simulated divided lites, true divided lites, custom grille patterns to match a 1970s colonial revival or a sleek modern box. Jupiter Island’s architectural review process often conditions approval on matching existing mullion and grille profiles, so this is not a decorative afterthought. It’s a compliance requirement. Grille and SDL packages add $18-$42 per square foot to the glass cost, and we fabricate to match existing sightlines within a sixteenth of an inch.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Jupiter Island
We’re an authorized installer for more than a dozen manufacturer lines, including CGI, PGT, ES Windows, CWS, and ECO Window Systems. That matters on Jupiter Island because the architectural review board and the coastal high-velocity wind zone both narrow the field of acceptable products. You need impact-rated assemblies with design pressures engineered for Atlantic exposure. We quote these lines side by side on paper, with real lead times and real numbers, so you can see the difference between an anodized marine-grade frame from CGI and a standard residential system that won’t make it eight years out here. We also stock the most common replacement hardware and track components for these brands, which speeds up service calls when a hinge seizes or a roller fails.
Common Custom Windows & Doors Problems We See in Jupiter Island Homes
- Salt-seized hardware on the Intracoastal side: Standard residential bronze hinges and locksets installed on west-facing doors seize from salt creep within 12-18 months. Even though the Indian River side looks sheltered, the easterly winds carry Atlantic spray clear across the island. We swap in stainless or PVD-coated hardware as a baseline on every job.
- Pitted aluminum frames within eight years: On a beachfront estate near the north end, our crew replaced a monumental ocean-view wall of aluminum frames that had pitted badly within eight years. We reserved the original triple-track sliders and custom arched transoms with ViewLux impact-rated glazing on anodized marine-grade aluminum, and replaced every hinge, jamb, and sill track with stainless or PVD-coated hardware.
- Failed insulated glass seals on oversized east-facing panels: Fog between the panes is the usual tell, but on Jupiter Island the bigger giveaway is fine salt crystal bloom inside the frame tracks. That means the argon is gone and the insulated glass unit is no longer doing its job. Oversized glazed facades on mid-century estates were framed for lower wind loads, so replacement often triggers a structural upgrade.
- Rotted king studs and failed flashing tape behind old openings: Once the old frame comes out, you find what the salt and decades of humidity have done to the rough opening. We price the repair into the contract as a written allowance, and if the damage runs past the allowance, you see the number and approve it in writing before we touch a single stud.
Pricing for Custom Windows & Doors in Jupiter Island, FL
Here are real ranges for the Jupiter Island market, based on the work we’ve quoted and completed here. A standard custom impact window replacement runs $2,800-$7,500 per opening. Custom shape windows run $3,200-$9,800 per unit. Oversized glass panels start around $5,000 per panel and can exceed $20,000 for monumental ocean-view glazing. Architectural grilles and SDLs add $18-$42 per square foot. Full curtain wall replacements start at $18,000 and go up from there depending on wind load engineering and structural work. The biggest cost variables on this island are the wind zone engineering, the architectural review requirements, and the marine-grade hardware that double-sided salt exposure makes non-negotiable. We write line-item quotes with no surprise add-ons, and we offer a permanent 5% discount for seniors and veterans. Call (754) 238-2201 for your free estimate.
We Also Serve Cities Near Jupiter Island
Our crews take work in the communities around Jupiter Island as well, including Anna Maria, Acacia Villas, Alafaya, and Altamonte Springs. If you own a coastal estate or a custom home anywhere in Martin County or the surrounding area, the same marine-grade standards and written warranty registration apply. Call (754) 238-2201 and we’ll send a crew out to measure.
Serving Jupiter Island, FL - Our Local Coverage Area
We’re based in the Jupiter Island area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs - Custom Windows & Doors in Jupiter Island
Because the island is less than a quarter-mile wide in most places, and Atlantic easterlies carry salt spray clear across it. The west side of Jupiter Island is not protected from anything. Standard residential bronze hinges and locksets on Intracoastal-facing doors seize from salt creep within 12-18 months, even though the setting looks calm. We spec stainless or PVD-coated hardware on both sides of the island as a baseline, because we’ve seen what happens when someone doesn’t. Call (754) 238-2201 and we’ll assess your existing hardware before it locks up on you.
We find out what the original builder left behind, and it’s usually not pretty. Oversized glazed facades on 1960s and 1980s estates were framed for lower wind loads than today’s Florida Building Code requires. The old flashing tape is often dried and cracked, the king studs may be rotted from decades of hidden moisture, and the jamb anchors are frequently rusted through. We write an inspection allowance into the contract before we start, then open the wall and show you exactly what we found. If a structural upgrade is required, you approve the number in writing before we proceed. No surprises, no change orders that appear out of nowhere. If you’re planning this kind of project, call (754) 238-2201 to schedule your free estimate.
Yes. We fabricate custom mullion and grille profiles to match existing sightlines within a sixteenth of an inch. On the beachfront estate near the north end where our crew replaced a monumental ocean-view wall, the town’s architectural review had flagged the original mullion profile for preservation. We pre-cleared the new sightlines before cutting any openings, then fabricated profiles that matched the original exactly. This is standard practice for us on Jupiter Island. If your architect has drawings, bring them to the estimate and we’ll walk through the compliance details line by line.
They often do. East-facing oceanfront glass gets direct morning sun and full Atlantic wind load, so the SHGC and U-factor you’d choose for a west-facing inland home won’t always meet the engineering requirements for an exposed barrier island parcel. The wind zone alone can push design pressures past 160 mph on oceanfront lots, which changes the glass package, the frame depth, and the anchoring. We quote the glazing specs side by side on paper so you see the performance numbers, not just the price. Call (754) 238-2201 and we’ll run the numbers for your specific exposure.
We submit early, and we pre-clear everything we can before demo. The Town of Jupiter Island enforces its own architectural review process beyond standard Florida Building Code permitting, and that review can add weeks if you treat it as an afterthought. We’ve learned to submit the sightlines, mullion profiles, and glazing specs at the start of the project, not after the wall is open. That’s how you avoid a two-month stall between demolition and installation. If you’re planning a custom window or door replacement on Jupiter Island, call (754) 238-2201 and we’ll map out the approval path at the estimate.
What Custom Windows & Doors Should Cost in Jupiter Island
- Standard impact window replacement: $2,800-$7,500 per opening
- Custom shape windows: $3,200-$9,800 per unit
- Oversized glass panels: $5,000-$20,000+ per panel
- Architectural grilles & SDLs: $18-$42 per square foot added to glass cost
- Curtain wall systems: $18,000-$60,000+ per project
- Marine-grade hardware upgrade: $400-$1,800 per door or window, depending on hardware line
These are Jupiter Island numbers, not generic Florida numbers. The marine environment and the architectural review process change the math. We write it all down in a line-item quote so you know what you’re paying for before we order anything. Call (754) 238-2201 to schedule your free estimate, or reach out to have Dale Kessler’s team walk the property with you.
Written by Dale Kessler, Owner at TruePane Windows & Doors, serving Jupiter Island and surrounding coastal communities with custom window and door craftsmanship since 2008.
Six Reasons Homeowners Choose TruePane Windows & Doors
Impact systems engineered to design pressures up to +/-100, matched to your wind zone - your openings hold when the storm arrives.
Low-E insulated impact glass from our manufacturer lines commonly cuts monthly cooling bills 20-30%.
Laminated impact glass shuts out up to 40% of outside noise - traffic, neighbors, weather.
Monitoring services run $30-90 a month. Laminated impact glass resists forced entry around the clock, with no subscription.
Florida homeowners average around 25% savings on the windstorm portion of their policy after protecting every opening - some homes qualify for more.
A full impact package upgrades curb appeal, buyer confidence and appraised value in one project.



Before
After
Before
After
Before
After