Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
CWS Energy-Efficient Windows in West Palm Beach: What to Know First
We repair and replace CWS energy-efficient windows throughout West Palm Beach, and most single-unit jobs are finished the same day we arrive. Cost runs $280 to $1,200 depending on whether we’re replacing a failed glass pack or the entire sash and frame. We are an independent CWS service provider, not a factory-authorized dealer, which means you get a straight answer about whether a repair makes sense or a replacement is the better money spent.
This page is for homeowners who own CWS windows, have noticed condensation between the panes or a room that won’t hold temperature, and want to know what the actual fix involves before anyone steps through the door. Call (561) 264-1279 and a live person answers, day or night.
How CWS Products Fail, and How We Fix Them
After years of opening up windows across Palm Beach County, we can tell you the failure patterns on CWS units tend to fall into five repeatable categories. Here’s what we see and what we actually do about it.
- CWS 75 Series thermal seal blowout. This is the one we see most in West Palm Beach. The 75 Series uses a dual-seal spacer system that holds up fine in dry climates, but the humidity and salt air here work on the outer butyl seal until the desiccant inside the spacer saturates. Once that happens, you get fog between the panes within a year. We remove the failed insulated glass unit, inspect the spacer for corrosion, and rebuild the glass pack with a fresh dual seal and argon fill. No caulking over a dead seal and calling it fixed.
- CWS 500 Series frame racking on stucco openings. These aluminum frames were often set directly into concrete block openings without an isolation shim. Years of thermal expansion and the occasional hurricane-season pressure differential cause the frame to twist slightly, which breaks the corner seal on the glass. The symptom is a window that fogs in one corner, not evenly across the glass. We pull the frame, square the rough opening, re-shim it properly, and reset the unit so it’s not fighting the structure.
- Low-E coating degradation on west-facing elevations. Homes along Flagler Drive and in El Cid with unprotected afternoon sun exposure show a pattern where the Low-E coating breaks down prematurely. You’ll see a hazy or streaky appearance that won’t clean off, and the room runs warmer every summer. The coating is applied to the inside face of the outer pane, so the fix is glass replacement, not a cleaning. We’ll quote you a new Low-E glass pack with a higher solar heat gain rejection rating than what came from the factory.
- Weep system clogs on CWS 200 Series single-hungs. These lower-end units drain through a narrow slot at the sill. In West Palm Beach, that slot fills with wind-driven seed pods, gecko droppings, and salt crust fast. Water backs up into the track, seeps past the gasket, and rots the sash corners from the inside. You won’t see it until the sash feels soft when you lift it. We clean the weep path, replace the sill gasket, and if the sash corner is compromised, we rebuild it rather than forcing a band-aid repair.
- Argon loss on CWS picture windows without visible fog. Not every gas fill failure shows up as condensation. If your electric bill climbed steadily and a fixed window feels noticeably warmer to the touch than the operable window next to it, chances are the argon leaked through a micro-fracture in the edge seal without letting moisture in yet. We verify this with a glass-surface temperature differential test, then replace the unit and register the new warranty layers before we leave the driveway. This is the kind of thing a homeowner can’t diagnose from a spec sheet.
Our CWS Energy-Efficient Windows Process
Every CWS job follows the same sequence, whether it’s a single glass pack or a full elevation of windows. Nothing gets skipped.
- 1
Call and schedule. You reach a live person, not a menu. We ask what you’re seeing, what brand and series you have if you know it, and we set a time. We show up when we say we will.
- 2
On-site diagnosis. Our technician measures the opening twice, checks the frame for square and plumb, inspects the spacer and seal condition, and reads the glass for coating failure. We tell you what’s actually wrong, not what’s easiest to sell.
- 3
Written line-by-line quote. We price the repair and the replacement side by side on paper, with manufacturer names and warranty durations stated. You see exactly what you’re buying before you commit to anything.
- 4
The work. We pull the failed unit, prep the opening, set the new glass or sash, and seal it correctly to the Florida climate. If the frame is out of square, we fix that first because square is the only starting point that holds.
- 5
Test and verify. We run the unit through its travel, check the seal with a moisture meter, and confirm the glass temperature differential is what it should be.
- 6
Warranty registration before we leave. Both manufacturer warranty layers get registered in writing, durations stated, and the Done Right Promise applies. If the pane is not true, the job is not done.
What CWS Energy-Efficient Windows Costs in West Palm Beach
Here are the honest ranges we quote for CWS work in this market. These are installed prices, not parts-only numbers.
| Service | Typical Cost Range |
|---|---|
| Insulated glass unit replacement (CWS 75 Series, standard size) | $280-$520 per unit |
| Full sash replacement (CWS 500 Series, Low-E glass) | $450-$850 per sash |
| Complete window replacement including frame and re-shim | $700-$1,200 per window |
| Energy audit with glass temperature differential testing | maintenance check rate, credited toward any repair over $250 |
What moves the price: whether the frame is salvageable or racked beyond shimming, glass size, access (second-story or ladder work), and whether we’re matching a discontinued CWS glass spec or upgrading to current Low-E. The quote you get is the line-item price you pay. No change orders, no surprise line items. Call (561) 264-1279 for a free estimate, and ask about the permanent 5% discount for seniors and veterans.
Why West Palm Beach Homeowners Call TruePane Windows & Doors for CWS Work
We’ve been serving this town since 2008, and the founding rule on the whiteboard hasn’t changed since Dale Kessler sketched it there: if the pane is not true, the job is not done. That’s what we stand behind on every CWS repair and replacement, and it’s why the Done Right Promise is in writing, not in a sales pitch. If it’s not right, we come back and make it right. No paperwork fights.
Our technicians are background-checked, uniformed, and trained on CWS failure patterns specifically, but they also work daily on Andersen, Pella, and PGT. That matters when a CWS window can’t be economically repaired and the right answer is a comparable unit from another line we trust. We’ll show you both options side by side on paper. A live person answers every call, 24/7. We’ll be there when we say, and we’ll still be here in thirty years.
FAQs
Yes. Fogged glass means the seal has failed and the desiccant is saturated. We replace the insulated glass unit with a fresh dual seal and argon fill, and we register both warranty layers in writing. Call (561) 264-1279 for an exact quote, estimates are free.
That depends on the frame condition. If the frame is square and sound, a glass pack replacement for $280-$520 usually solves it. If the frame has racked or the sash corners are soft, replacement is the honest recommendation. We’ll show you both prices side by side on paper so you decide with real numbers in front of you.
We use OEM CWS glass and hardware when it’s available and is the right part for the job. When OEM lead times are long or the original spec was never ideal for the West Palm Beach climate, we’ll quote a quality aftermarket equivalent with the specific performance differences stated. You’ll always know which is which before we start.
No. The line-item quote we hand you is the price you pay. If we find hidden damage that changes the scope, we stop and talk to you before doing anything. That’s the square deal, and it’s been our practice for years.
Most CWS energy-efficient window jobs are completed in a single visit, and many repairs are done the same day we diagnose them. Call (561) 264-1279 and a live person will tell you the next available time. We don’t leave a job hanging on a callback form.
It often is. When argon gas leaks through a micro-fracture in the edge seal without letting moisture in, the window loses insulation value without any visible fog. We confirm it with a glass-surface temperature differential test, then replace the glass pack with a properly sealed Low-E unit. If it is not square, plumb, and sealed, it is not done.
Call TruePane Windows & Doors for CWS Energy-Efficient Windows in West Palm Beach
If your CWS windows are fogged, drafty, or driving your air conditioning bill up every summer, call us at (561) 264-1279. We’ll send a background-checked technician who knows CWS failure patterns, measures every opening twice, and hands you a written quote with real numbers and stated warranty durations. Free estimates, a live person on every call, and work that’s done right the first time. Proudly serving West Palm Beach, El Cid, Flamingo Park, Northwood Hills, and all of Palm Beach County.
Written by Dale Kessler, Owner, TruePane Windows & Doors at TruePane Windows & Doors, serving West Palm Beach 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.



Before
After
Before
After
Before
After