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 Fern Park
Custom window and door work in Fern Park usually means one of two things: a replacement on a 1950s-to-1970s CBS ranch that needs real structural care, or an addition on an acreage lot where county rules, not city rules, govern every opening. TruePane has been doing both across Fern Park long enough to know the difference on sight. We measure every opening twice, quote manufacturer lines side by side on paper, and register both warranty layers in writing before the truck leaves your driveway. Call (813) 320-9346 for a free estimate and we’ll walk the property with you.
Why TruePane Windows & Doors Is Fern Park’s Preferred Custom Windows & Doors Company
Fern Park is unincorporated Seminole County, which means every window and door permit runs through the county building department rather than any municipal office. That single fact changes how we scope a job here. Our Custom Windows & Doors team pre-checks county setback lines and septic and well clearance before quoting, because a door added to a detached workshop can pass framing and still stop at inspection if the county reviewer finds a setback conflict. Contractors hopping between Casselberry, Maitland, and Winter Park on the same day often miss that, and the homeowner pays for it in rework and lost weeks.
Dale Kessler founded TruePane in 2008 on a rule that still governs every install: if the pane is not true, the job is not done. We hire local, train apprentices into journeymen, and sponsor county fairs and church roof funds because we plan to be in Fern Park thirty years from now. Fern Park homeowners have told us what they value most: a live person who answers the phone, a written line-item quote, and a crew that shows up when it says it will. We stand behind that.
Our Custom Windows & Doors Services in Fern Park
Most of our Fern Park work falls into a few categories that match the housing stock here. CBS ranch construction set in masonry openings, pocket lots off US-17-92, and a growing number of acreage properties with outbuildings all shape what we do each week.
Custom Shape Windows
Fern Park’s older ranch homes sometimes call for something a stock window cannot do: a trapezoid unit under a low-pitched roofline, a radius-top transom over a front door, or a fixed architectural unit sized for a specific masonry opening. We order custom shapes from manufacturers we trust, including Andersen and ES Windows, and we set them with the same block-and-buck care the original masonry demands. A custom shape window in Fern Park typically runs $800-$2,200 installed, depending on glass package and frame material.

Commercial Storefront Glazing
Small commercial buildings along 17-92 and side streets off Lakewood Drive need storefront work now and then: tempered glass replacement, aluminum framing cleanup, or a full entry system rebuilt. Fern Park’s commercial stock is older, and original storefront frames from the 1960s and 1970s often carry glass that no longer meets current energy code. We handle the full replacement and pull the county permit so the job closes clean.

Curtain Wall Systems
Curtain wall work in Fern Park is less common than in Orlando’s commercial core, but we do it when a property warrants it, usually on a small office building or a larger residential addition. These systems rely on precise anchor placement and a properly drained glazing pocket. Getting either wrong on a humid Central Florida site means water intrusion within a season. We scope the structural load path before ordering any glass.

Architectural Grilles & SDLs
On Fern Park’s postwar ranch homes, simulated divided lites and architectural grilles are the single most requested upgrade we see. Homeowners replacing original jalousie or sliding aluminum windows want the look of divided light without sacrificial glass performance. We order SDLs inside a low-E insulated unit so the grille sits between the panes and never needs painting. Most SDL upgrades add $90-$180 per window over the cost of a plain sash, and the visual change against a CBS stucco exterior is immediate.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
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You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Fern Park
We are an authorized installer for more than a dozen manufacturer lines, and in Fern Park we most often quote Andersen, ES Windows, and ECO Window Systems side by side on paper. That side-by-side quote matters: two windows can look identical in a brochure and differ by hundreds of dollars and ten years of seal performance. We stock common replacement parts for the brands already installed in Fern Park homes, which means a failed sash lock or worn operator on a 1980s sliding door gets turned around faster than ordering from a regional warehouse.
Common Custom Windows & Doors Problems We See in Fern Park Homes
- Rotted wood bucks behind original aluminum frames. On CBS ranches built between about 1955 and 1975, moisture wicks between the aluminum frame and the masonry rough opening for decades. By the time we pull the old window, the embedded wood buck has often rotted through, and a half-day swap becomes a two-day structural repair before the new frame can be set.
- County permitting stops jobs at inspection. Adding a door or window to a detached workshop or ADU on a Fern Park acreage lot means documenting well and septic setbacks before rough framing. Failing to do that before ordering glass means the inspector holds final, and the homeowner is stuck with a framed opening and no closure.
- Fogged glass from seal failure. Central Florida’s year-round humidity above 70% and intense solar load kills insulated glass seals faster than in drier markets. A fogged custom window in Fern Park usually means the full IGU needs replacement, not just a sash rebuild.
- Oversized panels set before drainage is corrected. On open-lot and acreage sites, if an oversized glass panel goes in before grading and drainage are fixed, hydrostatic pressure and settling crack the seal or the glass itself. We scope drainage before we quote oversized glass.
Pricing for Custom Windows & Doors in Fern Park, FL
For a Fern Park CBS ranch, a standard custom replacement window runs $650-$1,400 installed, depending on glass package, frame material, and whether the existing wood buck is sound. Custom shape windows run $800-$2,200. Architectural grilles or SDLs add $90-$180 per window. A custom exterior door on a 1960s ranch runs $1,800-$4,500, more if the opening needs masonry repair. On acreage lots where county setback and septic clearance apply, plan for an extra $350-$900 in permitting and scoping work, because we document everything the county reviewer will ask for before we quote, not after the first inspection. Every Fern Park quote is a written line-item price, and the number we give you is the number on the bill. Call (813) 320-9346 for a free estimate.
We Also Serve Cities Near Fern Park
Our crews work Fern Park and the surrounding communities every week: Acacia Villas, Alafaya, Altamonte Springs, and Altoona. If you’re in one of those areas and need Custom Windows & Doors in Fern Park, the same team, the same written quote, and the same Keystone Standard apply. A live person answers at (813) 320-9346.
Serving Fern Park, FL - Our Local Coverage Area
We’re based in the Fern Park 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 Fern Park
Yes. Fern Park is unincorporated Seminole County, so every window and door replacement permit goes through the county building department, not a city office. Replacing a window in kind, meaning same size and same opening, is usually a straightforward county permit, but any change to the structural opening or any new opening on an addition, outbuilding, or detached ADU triggers a fuller review. We pull the permit on every job and document setbacks, septic lines, and well clearance before ordering glass. Call (813) 320-9346 and we’ll tell you exactly what your job needs.
Because the original aluminum frames on most Fern Park ranches were set into wood bucks embedded in the masonry opening, and decades of humid Central Florida weather have wicked moisture into that wood. By the time we pull the old frame, the buck is often partially or fully rotted, and a replacement requires a masonry repair before a new frame can be set. We scope for this before we quote, so the written price you get already includes any block-and-buck work. No surprises on the bill.
Yes, and we do that regularly on the acreage lots around Fern Park. The difference from a city lot is county jurisdiction: any new opening on an outbuilding must meet county setback rules, and if the property is on well and septic, the county reviewer will want clearance documentation. We draw the opening placement against the setback lines and mark the well and septic locations on the site plan before we submit. Get that wrong and the job stops at inspection. Call (813) 320-9346 for a free estimate on outbuilding windows and doors.
Fog between the panes means the insulated glass unit has lost its seal and the argon or air fill has been replaced by humid outside air. The window still functions structurally, but it has lost most of its energy performance and the condensation will not clear. In Fern Park’s humidity, this gets worse over time, and the fix is a replacement IGU, not a sash rebuild. We measure, order, and replace the glass under warranty when the original unit is still covered, and we register the new glass warranty in writing before we leave.
Fern Park sits far enough inland that it is not in the highest coastal wind-borne debris zone, but the Florida Building Code still governs every new and replacement window and door here, and the energy provisions require low-E glass with a low U-factor and solar heat gain coefficient. Impact-rated glass is not mandatory on every Fern Park home the way it is in Miami-Dade or Broward, but it is an option worth pricing, especially on large fixed panels that catch afternoon sun. We’ll quote both options side by side so you can decide with the numbers in front of you.
Written by Dale Kessler, Owner at TruePane Windows & Doors, serving Fern Park and the surrounding Seminole County communities.
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.



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