Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Impact Windows & Doors Across Lake Mary
Impact window and door replacement in Lake Mary usually runs between $28,000 and $65,000 for a typical 2,000-square-foot home, and the real timeline driver isn’t labor, it’s the dual approval track: Seminole County permits plus your community’s Architectural Review Committee sign-off. We know that because we’ve worked inside Heathrow, Magnolia Plantation, Timacuan, and the other HOA-governed communities that define Lake Mary. Call (813) 320-9346 and a live person answers, 24 hours a day, seven days a week. Not a call center. Not a callback form. A person who knows Lake Mary’s permitting and ARC process and can talk you through it today.
The job isn’t hard because the installation is complicated. It’s hard because the paperwork, the palette-matching, and the documentation have to be right before the first pane ships. That’s where Impact Windows & Doors done by TruePane earns its keep. We have spent years learning what Seminole County wants on the forms, what Heathrow’s ARC will reject on sight, and which manufacturer lines hold their finish against Lake Mary’s sun. If you live in Lake Mary and you are replacing 25-year-old aluminum single panes, this page is for you.
Why TruePane Windows & Doors Is Lake Mary’s Preferred Impact Windows & Doors Company
TruePane was founded in 2008 by second-generation glazier Dale Kessler. Dale set the rule that still governs every install: if the pane is not true, the job is not done. We are not a franchise outfit that bought a Lake Mary territory. We are a craft company that sends background-checked, uniformed technicians to Lake Mary and trains apprentices into journeymen because we plan to be here in thirty years.
What does that mean for a Lake Mary homeowner? It means the person measuring your openings has done this long enough to know that a Heathrow ARC will flag bronze-to-white frame substitutions before the county inspector ever looks at the flashing. It means we file the Seminole County permit and the ARC application on the same day, so the approval timeline runs parallel instead of sequential. It means your quote shows manufacturer lines side by side on paper, not hidden in a sales binder. And it means both warranty layers get registered in writing before our truck leaves your driveway. That’s The Keystone Standard. We stand behind it.
Lake Mary homeowners tend to be people who bought when these communities were new, planned to stay, and still do. They remember the contractor who left them a fogged Andersen seal and a sliding door that binds in July. We write quotes those homeowners can read line by line. Fixed pricing. No change orders. A 90-Day Done Right Promise that says if it is not done right, we make it right. No paperwork, no arguing.
Key Takeaways
- Free estimate for any impact window or door project in Lake Mary, with the quote in writing.
- Dual-track permitting: we handle Seminole County and your ARC from one desk.
- Fixed price in writing before anything is ordered. No surprise line items.
- A live person answers (813) 320-9346 at 3 a.m. You will never reach a voicemail tree.
Our Impact Windows & Doors Services in Lake Mary
Lake Mary’s housing stock is mostly CBS construction built between the mid-1980s and mid-2000s. The original windows are often single-pane aluminum or early low-e double panes that do not meet current Florida Energy Conservation Code minimums. The south- and west-facing elevations took the worst of it. Here is what we do most often for Lake Mary homes.
Hurricane Impact Windows
Hurricane impact windows in Lake Mary typically run $1,100 to $2,800 per opening installed, depending on size, frame material, and glass package. That is the honest range for this market. Westminster, Lake Forest, and the neighborhoods along Lake Mary Boulevard see a lot of original aluminum that has oxidized and warped. We replace it with impact-rated units that carry Florida product approval documentation, and we match the frame to what your ARC allows. If your community deed restricts you to bronze or white, we order bronze or white. We do not install a standard white vinyl frame on a home that originally had bronze aluminum and leave you holding an HOA violation.

Impact Sliding Glass Doors
Impact sliding glass doors in Lake Mary are a $6,000 to $14,000 project, depending on panel count and frame material. The homes in Heathrow and along Markham Woods Road often have large rear openings framed by pool cages. The old doors leak, bind, or simply do not close square anymore. We replace them with impact-rated sliders that pass Seminole County wind-load documentation and register the full warranty package in writing before we leave. The doors slide true on day one and they slide true ten years later.

Impact Entry & French Doors
Impact entry doors in Lake Mary run $4,500 to $9,500 for a full replacement, including frame and hardware. French doors run a bit higher, $7,000 to $12,000, because of the double-panel glazing and hardware. Lake Mary’s upscale communities often have architectural entry doors that are part of the home’s street presence. Your ARC almost certainly has a say in the finish. We pull the community documents before we quote, so the door we specify is the door your board will approve.

Wind Mitigation & Code Compliance
Seminole County requires product approval documentation for all replacement windows and doors, even though Lake Mary sits outside the Miami-Dade HVHZ. That documentation is what a wind-mitigation inspector reviews when you apply for insurance discounts. If the paperwork was never filed correctly, the inspector fails the inspection and you lose the discount. We file it correctly. We have done enough Lake Mary wind-mitigation updates to know exactly what the county wants to see, and we include that documentation with every impact install. No second visits just to fix a filing.

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.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Lake Mary
We are an authorized installer for more than a dozen manufacturer lines, and for Lake Mary we find the conversation usually comes down to three names: Andersen, Pella. Andersen gives you the architectural pedigree that Heathrow and Magnolia Plantation ARC boards tend to recognize. Pella gives you a broader wood-clad range for homes with heavier millwork. ViewLux has become our default for impact-rated casements because the frame lines are clean, the finish holds against Florida UV, and their bronze palette matches what Lake Mary’s original builder palettes call for. We stock local service parts for all three lines, which means a broken latch or failed balance does not mean a six-week wait.
Common Impact Windows & Doors Problems We See in Lake Mary Homes
- Seal failure and fogging on south- and west-facing elevations. Lake Mary’s inland sun beats on those elevations without the ocean breeze that coastal communities get. Insulated glass units lose their argon fill and fog within 10-15 years in many homes. The homeowner often only notices after the manufacturer’s seal warranty has run out. We measure for replacement IGUs and check the frame condition before we assume the whole window needs to go.
- ARC violations from wrong frame colors. In Heathrow and similar gated communities, the Architectural Review Committee mandates specific frame color families. A contractor who installs standard white vinyl on a home that originally had bronze aluminum is handing the homeowner a mandatory replacement order. We review the community documents before we order anything.
- Warped vinyl and binding tracks on original sliders. The humidity cycling between summer afternoons and winter mornings accelerates vinyl warping and track wear. A slider that bound in 2010 will score the track and eventually refuse to close. We see this on the 1990s builds around Timacuan and Lake Forest consistently.
- Missing wind-mitigation documentation on prior replacements. If a previous contractor installed an impact door without filing the Seminole County documentation, the home can fail a later wind-mitigation inspection. We pull the existing permit history on Lake Mary properties and fix missing filings before we touch the next window.
Pricing for Impact Windows & Doors in Lake Mary, FL
Here are real numbers for Lake Mary. A full-home impact window replacement on a typical 2,000-square-foot CBS home usually lands between $28,000 and $48,000. If you have a larger Heathrow home with high window-to-wall ratios, that number can reach $55,000 to $75,000. Impact sliding glass doors run $6,000 to $14,000 per opening. Entry doors run $4,500 to $9,500. French doors run $7,000 to $12,000. The price is fixed in writing before we order a single unit. What moves the number: frame material, glass package, the number of openings, and how much ARC-level finish matching your community requires. Call (813) 320-9346 for an exact quote on your home. The estimate is free, and you will get the number on paper.
| Service | Typical Lake Mary Range |
|---|---|
| Full-home impact window replacement (2,000 sq ft) | $28,000 - $48,000 |
| Individual impact window | $1,100 - $2,800 per opening |
| Impact sliding glass door | $6,000 - $14,000 |
| Impact entry door | $4,500 - $9,500 |
| Impact French doors | $7,000 - $12,000 |
The lead time on custom orders, not the labor, is what sets the calendar on this tier of work. If you want ViewLux or Andersen in a specific bronze with a specific grid pattern, that unit is being made for your opening. We set the schedule from the manufacturer’s production date, and we tell you that date before you sign. No vague “six to eight weeks.” We give you the week, in writing, and we hold it.
Last spring we replaced a failed 2001-era aluminum casement in a Heathrow home where the ARC required bronze frames with specific grid patterns. Our crew installed a ViewLux impact-rated casement with low-E glass and argon fill, matched to the original bronze palette after we filed the ARC application and Seminole County permit simultaneously. That parallel filing was the only way to keep the homeowner from a forced replacement order. That is how it has to be done in Lake Mary.
We Also Serve Cities Near Lake Mary
TruePane serves Impact Windows & Doors in Lake Mary and the communities around it: Longwood, Sanford, Altamonte Springs, and Winter Springs. The permitting rules and HOA structures change from town to town, but our process stays the same: double-measure every opening, quote the lines side by side on paper, register both warranty layers before the truck leaves the driveway. If you live in one of those nearby cities and you are dealing with the same fogged glass or failing seals, call the same number.
Serving Lake Mary, FL - Our Local Coverage Area
We’re based in the Lake Mary 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 - Impact Windows & Doors in Lake Mary
Yes. In Heathrow and most Lake Mary gated communities, the ARC approval is mandatory and entirely separate from the Seminole County building permit. The ARC rules dictate allowable frame colors, grid patterns, and glass types, and they can require a replacement order if you install something outside their approved palette. We pull the community documents before we quote and file the ARC application on the same day as the county permit, so the timelines run parallel. Call (813) 320-9346 if you want us to review your community’s specific rules before you order anything.
Because Seminole County still enforces wind-load code requirements for replacement windows and doors, and because most Lake Mary homeowners also want the insurance discounts that come from documented impact-rated products. Lake Mary sits outside the Miami-Dade HVHZ, but the county still requires product approval documentation on every replacement. The windows also matter for the sun: Lake Mary’s inland UV exposure and humidity cycling break down seals and warp frames faster than a lot of homeowners expect. Impact glass addresses the wind code, the insurance paperwork, and the solar load in one product. Call (813) 320-9346 for a free estimate and we will walk you through what your home actually needs.
Not necessarily. Fogging between the panes means the insulated glass unit’s seal has failed. In many Lake Mary homes, especially those built between the mid-1980s and mid-2000s, the original frames are still square and can accept a replacement IGU without a full window replacement. We measure the existing frame, check for warping, and quote either a glass-only repair or a full impact replacement depending on what the frame can hold. We recommend impact-rated replacement glass in most cases because it addresses the county documentation requirement at the same time. Call (813) 320-9346 and we will tell you what your specific windows need.
That depends on what you choose, but in HOA-governed communities like Heathrow, the ARC rules are designed to keep replacements visually consistent with the original builder palette. If your community allows bronze and white, we match the original. Impact glass does not look dramatically different from standard low-E glass from the curb; the difference is in the laminated interlayer inside the glass, not the exterior appearance. In most Lake Mary communities, a properly matched impact replacement will look closer to the original than the faded, fogged units you have now. Bring us your ARC documents and we will specify a window that clears the board on the first pass.
Plan on six to twelve weeks from signed quote to completed install, depending on the manufacturer, the frame color, and how quickly your ARC board meets. Custom bronze frames with specific grid patterns take longer than stock white units. Installation itself usually runs two to four days for a full-home window replacement, and a single sliding door can be done in one day. The lead time lives in the ordering and the approvals, not the labor. We give you the production week in writing before you sign, and we hold to it. Call (813) 320-9346 to schedule your free estimate and get an exact timeline for your home.
Do the Work Once. Do It Right.
If you live in Lake Mary and you are tired of fogged glass, binding sliders, or a quote that changes after the contract is signed, call TruePane Windows & Doors. Dale Kessler started this company because out-of-true installs and voided warranties were problems worth fixing permanently. We bring that same standard to every Lake Mary job, from a single casement on a Heathrow home to a full-home replacement off Markham Woods Road. We will double-measure, quote your lines side by side on paper, file your Seminole County permit and ARC application together, and register both warranty layers before our truck leaves your driveway. That is The Keystone Standard. Call (813) 320-9346 today. A live person answers, and your estimate is free.
Written by Dale Kessler, Owner at TruePane Windows & Doors, serving Lake Mary through a second-generation glazier’s craft tradition that goes back many years.
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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