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Therma-Tru Impact Windows in Plantation: What to Know First
We repair, replace, and install Therma-Tru impact windows throughout Plantation as an independent Therma-Tru service provider, not a factory arm. Most Therma-Tru impact window repairs in Plantation run between $240 and $1,100 depending on whether we’re replacing a weather seal, swapping out a fogged insulated glass unit, or resetting a frame that’s drifted out of square. We’re not the cheapest bid on the street, and we won’t pretend to be. We quote the job on paper, line by line, and we stand behind the work for 90 days with no fine print.
This page is for Plantation homeowners who already own Therma-Tru impact windows, know what the brand costs to install, and want someone who understands how these specific units behave in South Florida heat and hurricane season. If that’s you, call (772) 577-2915 and a live person answers, day or night. You’ll get a straight answer about your Therma-Tru situation before anyone schedules a truck.
Key Takeaways
- We service every Therma-Tru impact window line found in Plantation homes, but we are not authorized by Therma-Tru, which means we’re free to tell you when an OEM part is worth the money and when a quality aftermarket part does the same job for less.
- Therma-Tru impact windows in Plantation fail most often at the seal, the balance system, or the frame corners, and each failure has a specific cause we can diagnose before we quote.
- Both warranty layers get registered in writing before our truck leaves your driveway. That’s our Keystone Standard, and it’s not negotiable.
- Free estimates. Written line-item pricing. No surprises on the bill when the job’s done.
How Therma-Tru Products Fail, and How We Fix Them
Therma-Tru builds a solid impact window. Most of the failures we see in Plantation aren’t manufacturing defects. They’re consequences of age, salt air, and the particular way South Florida weather works on a window that’s been in place for ten or fifteen years. Here are the five failure modes we return to most often on Therma-Tru impact windows in this part of Broward County.
- Fogged glass packs on the Classic-Craft and Slim-Line series. The insulated glass unit loses its seal over time, and humidity creeps between the panes. In Plantation, where summer humidity sits at 80 percent or higher for months, a failed seal shows itself fast as a milky haze that won’t wipe off. The fix is a new IGU, and the practical question is whether to go OEM or aftermarket. We’ll quote both side by side in writing, and if the frame is still structurally sound, an aftermarket IGU with the same impact rating and the same Low-E coating will often save you 30 percent or more with no practical difference in performance.
- Stiff or binding sashes on the Sliding French and hinged patio lines. This is the one we see most after a few wet seasons. The weather seals swell or the rollers wear unevenly, and suddenly a door you used to open with two fingers needs a shoulder. The cause is often the original flashing or sill pan not draining rainwater the way it should, which means water is sitting where it shouldn’t. Dale Kessler’s rule from his finish carpentry upbringing applies here: a frame out of plumb at the top will find a way to make your life difficult at the bottom. We re-level the door, replace the rollers and seals, and re-test the drainage before we call it done.
- Failed balance systems on double-hung Therma-Tru impact windows. When a double-hung window won’t stay up, most homeowners assume it’s the frame. Most of the time it’s the block-and-tackle balance inside the jamb that’s worn out, or a spring that’s lost tension. Therma-Tru uses a few different balance configurations depending on the series and the year the window was built. We carry the common ones and order the odd ones, because an impact window that slams shut is not just an annoyance, it’s a hazard in a house with grandchildren visiting.
- Corner joint separation on older Therma-Tru impact frames. In Plantation’s wet-dry-wet annual cycle, aluminum and vinyl frames expand and contract. Over twenty years, the corner welds or mechanical fasteners on some Therma-Tru series can start to pull apart. You’ll see a hairline gap at a corner, then daylight, then water. This one we catch early and fix with a frame reset and reseal. Left alone, a separated corner turns a weather-tight impact window into a water infiltration problem, and Florida insurance adjusters notice that kind of thing.
- Warped or brittle weather stripping on entry door systems with Therma-Tru impact glass. Therma-Tru is known as a door company first, and many Plantation homes have Therma-Tru fiberglass entry doors with impact-rated glass lites. The weak point is the compression seal around the glass, which hardens and cracks in constant sun exposure. We replace the gasket and reseat the lite, then check the door’s sweep and threshold. It’s a small repair that saves a big headache the first time a tropical storm pushes rain sideways against your front door.
Our Therma-Tru Impact Windows Process
Every Therma-Tru job in Plantation follows the same sequence, whether it’s a single fogged lite or a full opening swap. Dale Kessler set this process up after years of seeing what happens when a repair crew skips steps to save an hour.
- 1
We answer the phone. A live person, not a recording. You describe the window, the symptoms, and when it started. We ask about the age of the unit and whether you’ve had prior service done on it.
- 2
We measure and diagnose on site. A background-checked, uniformed technician measures every opening twice, checks the frame for square and plumb, and identifies the specific failure before any money is discussed. No guessing from across the room.
- 3
We write the quote on paper. OEM parts and quality aftermarket alternatives, side by side, with prices. You see exactly what you’re buying and what each option does. If a part doesn’t need replacing, we say so.
- 4
We do the work in one visit when the parts are on the truck. Most Therma-Tru repairs and replacements finish the same day. The technician works clean, explains what was found, and shows you the finished work before packing up.
- 5
We register both warranty layers before the truck leaves. The Keystone Standard is simple: manufacturer warranty layers registered in writing, durations stated on the paperwork. No fine print that covers neither.
- 6
You get the Done Right Promise. If it’s not done right, we make it right. No paperwork fights, no arguing, no phone tag. We come back and fix it.
What Therma-Tru Impact Windows Costs in Plantation
Honest numbers, based on what we’ve quoted and billed in Plantation over the past several years. Your exact price depends on the series, the size of the opening, and whether we’re repairing your existing Therma-Tru product or replacing it outright.
| Therma-Tru Service | Typical Range in Plantation |
|---|---|
| Weather seal or gasket replacement (one window or door lite) | $90-$220 |
| Fogged IGU replacement, OEM Therma-Tru glass | $350-$800 per lite |
| Fogged IGU replacement, quality aftermarket impact glass | $240-$550 per lite |
| Balance system replacement (double-hung, per window) | $110-$260 |
| Frame corner reset and reseal | $180-$450 per opening |
| Full Therma-Tru impact window replacement (per opening, standard size) | $1,100-$2,800 installed |
What moves the price: whether the frame is still square, whether the glass is standard or custom size, whether we’re pulling permits for a full replacement, and whether you want OEM parts or the aftermarket equivalent. We don’t pad quotes with “maybe” line items. The number on the quote is the number on the bill. Call (772) 577-2915 for a free estimate and we’ll give you exact numbers for your windows, not a generic range.
Why Plantation Homeowners Call TruePane Windows & Doors for Therma-Tru Work
We’ve been serving Plantation and the surrounding Broward County communities since 2008, and Dale Kessler founded TruePane Windows & Doors in 2008 with one rule on the whiteboard: if the pane is not true, the job is not done. That rule governs every Therma-Tru impact window we touch, whether it’s a ten-minute seal replacement on a Classic-Craft entry door or a full opening rebuild on a Sliding French patio door.
When your Therma-Tru window is beyond practical repair, we’re also an authorized installer for more than a dozen manufacturer lines including PGT, CGI, CWS, and ES Windows. That means you’re not locked into a single brand when a replacement makes more sense. We quote lines side by side on paper, so you can compare the actual numbers instead of taking a salesperson’s word for it. One phone call, (772) 577-2915, gets you a straight answer and a square deal. That’s how we’ve kept Plantation homeowners calling us back for two generations.
FAQs
Not if the work is done correctly and the new part meets the original impact and performance specs, which is exactly what we do. As an independent Therma-Tru service provider, we’re careful to use OEM or specifications-matched aftermarket parts and to document every repair. Some Therma-Tru warranties have specific language about who can perform certain work, so call (772) 577-2915 and we’ll walk through your warranty paperwork with you before we touch the window.
Most repairs, from seal replacement to a fogged glass pack swap, are completed in a single visit the same day. Full replacements depend on the size and number of openings, but a typical single-opening replacement is a one-day job for our crew. We’ll give you a firm timeframe in writing with your estimate.
That depends on the frame, not just the glass. If your frames are square, dry, and solid, replacing the IGU or the balance system makes financial sense and extends the window’s life for a fraction of replacement cost. If the frames are separating at the corners or showing water damage, you’re throwing good money after bad to patch them. We’ll tell you which camp your windows fall into, and we’ll quote both paths in writing so you can decide with real numbers in front of you.
In most cases, yes. Therma-Tru impact windows across different years and series used slightly different Low-E coatings and tints, and matching a replacement lite to the surrounding windows is something we check during the estimate. We’ll note the exact glass package on your quote so there’s no surprise color shift when the new unit goes in. Call (772) 577-2915 and we’ll check your specific series and glass code.
Yes, when the scope of work requires it under Plantation and Broward County building codes. Full impact window replacements are structural work, and proper permitting protects you, your insurance coverage, and your home’s resale value. We handle the paperwork, pull the permit, and schedule the inspection. It’s part of doing the job right, and it’s included in our written quote.
If you have a Therma-Tru impact window in Plantation that’s fogged, binding, leaking, or just not closing the way it used to, call (772) 577-2915. A live person answers, we’ll talk through what you’re seeing, and we’ll schedule a free estimate at your convenience. No pressure, no fine print, just a straight answer from a company that’s been doing this work in your neighborhood for over four decades.
Written by Dale Kessler, Owner, TruePane Windows & Doors at TruePane Windows & Doors, serving Plantation and nearby areas.
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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