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CWS Window Replacement: The Palm Beach Owner’s Guide
If you have a CWS window in a Palm Beach home and a sash, balance, or sealed glass unit has failed, we stock and install CWS-compatible replacement parts, with most jobs completed in a single visit. Installed replacement typically runs $220 to $680 per window depending on the part, the glass package, and the frame condition. You usually find out something has failed the hard way: a window that suddenly drops when you open it, condensation you can’t wipe off from the inside, or a frame corner that’s begun to pull apart after enough salt-air seasons. TruePane Windows & Doors is an independent service provider, not affiliated with CWS. We work on their windows because we know them well enough to fix them right the first time.
Which CWS Models This Applies To
CWS built several aluminum and vinyl lines common in Palm Beach condos and single-family homes, and the part that fits one series often will not seat correctly in another. The model label, when it’s still legible, lives on the top or side edge of the operable sash or on the frame head. If the label is gone, which we see often after a decade of South Florida sun, we match by measuring the glass thickness, the sash profile, and the balance shoe or roller dimensions. CWS windows from the 1990s and early 2000s frequently used a narrower balance channel than current aftermarket replacements, which is a compatibility gotcha: order the wrong channel width and the sash will bind or fall. We keep both OEM CWS parts and quality aftermarket equivalents on the truck, and we will tell you plainly when the aftermarket part will outlast the original. For most CWS insulated glass units, the original spacer was aluminum, a choice that becomes a condensation and seal-failure problem in Palm Beach humidity faster than it should.
Signs Your CWS Window Replacement Is Failing
- Sash drops or slams when opening. The block-and-tackle or spiral balance has lost tension or the spring inside the balance has snapped. On CWS windows, the balance shoe often wears out at the same time, so replacing only the balance usually means a callback in six months.
- Fog or condensation between the panes. The insulated glass unit seal has failed. Once moisture gets between the panes in a Palm Beach climate, it does not dry out on its own; the humidity keeps it there, and the glass loses its insulating value.
- Window is harder to slide or crank. The roller wheels or pivot bar on the bottom of the sash have worn flat or corroded. On aluminum CWS frames near the Intracoastal, we frequently see rollers seized from salt exposure, and forcing the window just bends the track.
- Frame corner is visibly separating or gapping. The corner keys or screws have worked loose from years of thermal expansion. On older CWS aluminum frames this is common, and it leaves the window out of square, stressing every moving part.
- Lock or latch no longer catches. The keeper has shifted or the sash has settled out of alignment. It is usually not the lock itself; it is alignment, and the fix is adjusting and securing the sash, not replacing hardware that was fine all along.
Replacement Cost & What’s Included
In Palm Beach, most CWS window replacement work we do lands between $220 and $680 per window installed. A balance and shoe replacement runs on the lower end; a full sash replacement with new insulated glass runs higher, especially if the glass needs Low-E or impact-rated lamination. The range is driven by three things: whether you have aluminum or vinyl frames, what glass package the original unit used, and whether the frame itself is square enough to accept new parts without adjustment. Our price includes the part, the labor, hauling off the old part, and a written line-item quote before any work starts, so there are no surprise line items on the bill. Every job we do carries our Done Right Promise, and if the work is not right, we make it right in writing.
DIY or Call Us?
You can check the model label, note whether the window is aluminum or vinyl, and take a photo of the failed part. That helps us bring the right replacement on the first trip. What I would not recommend is prying a CWS sash out of its track if you are not sure how the balance is connected: when a spring-loaded balance lets go, it can take a chunk of frame or a finger with it. The same goes for removing an insulated glass unit; if the sash is under pressure from a failed seal, the glass can crack the moment you release the glazing bead wrong. If you are unsure, call us at (850) 801-5596. We would rather spend ten minutes on the phone telling you where the label is than charge you for repairing a window that got broken trying to save a service fee.
Key Takeaways
- We stock CWS-compatible replacement parts in Palm Beach and install most in a single visit.
- The CWS balance channel width is the number one reason parts ordered online do not fit.
- Fogged CWS glass in Palm Beach will not clear on its own; the seal is gone.
- Prices run $220 to $680 installed, quoted in writing before work starts.
- Our work carries the Done Right Promise, with both warranty layers registered in writing.
FAQs
In the Palm Beach climate, we typically see CWS insulated glass units last 12 to 18 years before the seal fails, and balances last 8 to 12 years before losing tension. Homes closer to the ocean or the Intracoastal tend to be on the shorter end because salt air accelerates corrosion on aluminum hardware. Call (850) 801-5596 and we will assess what your particular windows have left in them.
Yes, most CWS failures are repairable: a balance, a roller, a lock, or a glass unit can be replaced without replacing the whole window. The time to consider replacing the entire window is when the frame itself is out of square or corroded through. We will tell you honestly which situation you have and quote the repair and the replacement side by side so you can decide with the numbers in front of you.
Most CWS part replacements take 45 minutes to 2 hours per window once we are on site. If we need to order a specific glass package that is not on the truck, it usually takes 5 to 10 business days, and we will not leave the opening exposed or unsafe in the meantime. Call (850) 801-5596 for a realistic time frame on your specific window.
We keep the most common CWS balances, rollers, locks, and glass packages stocked on our service vehicles, including aftermarket parts that outlast the originals. Specialized or oversized glass units sometimes need to be ordered, but we will tell you before you commit to the work. If you are not sure what you need, call us and describe what the window is doing; we will tell you what we are bringing before we arrive.
Call TruePane Windows & Doors for CWS Window Replacement in Palm Beach
If your CWS window has failed and you want it matched, priced, and installed by people who do this work every week in Palm Beach, call (850) 801-5596 for a free estimate. A live person answers, 24 hours a day, not a voicemail tree. Dale Kessler grew up in El Cid, trained in glazing and building construction at Palm Beach State College, and has spent the better part of two decades setting and servicing windows across Palm Beach County. If the frame is right and the glass is rated, the rest is just following through. We do the work once, and we stand behind it.
Written by Dale Kessler, Owner, TruePane Windows & Doors at TruePane Windows & Doors, serving 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.



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