Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
CWS Sliding & Patio Doors: The Boynton Beach Owner’s Guide
We stock and install CWS-compatible sliding and patio door systems in Boynton Beach, with typical installed replacement costs running $1,800 to $4,200 depending on panel size, impact rating, and frame material. Most CWS hardware components, rollers, and track assemblies are available same-day from our local inventory. Homeowners usually discover a problem when the door sticks in the track during humid mornings, when the lock no longer engages flush with the jamb, or when they notice daylight leaking through the weatherstrip after a storm.
Which CWS Models This Applies To
CWS produces sliding and patio door systems across several series, and the parts are not interchangeable between lines. The most common units we service in Boynton Beach are the CWS 3120 and 3140 series vinyl sliding doors, the CWS 5400 aluminum-framed patio door, and the CWS Impact Plus line rated for HVHZ zones. The series number is stamped on the interior edge of the fixed panel frame or on a label inside the top track housing, visible when you slide the active panel fully open.
Rollers for the 3120/3140 series use a 1-1/4 inch nylon wheel on a stamped steel bracket; the 5400 aluminum series takes a 1-1/2 inch stainless roller with a heavier gauge bracket to handle the thermal expansion differential between aluminum and vinyl. Impact-rated CWS doors use reinforced interlocks and laminated glass retainers that standard series parts will not fit. We carry both OEM CWS hardware and quality aftermarket equivalents from Truth Hardware and AmesburyTruth where the spec matches; for impact-rated assemblies, we specify OEM to maintain the original design pressure rating and preserve the Miami-Dade NOA documentation your insurer may require.
One compatibility gotcha we see repeatedly: homeowners order rollers by door width rather than by series, then discover the bracket hole spacing is wrong by 3/16 inch and the adjustment screw hits the frame rail. Measure the bracket, not the door.
Signs Your CWS Sliding & Patio Door Is Failing

- The panel drags or requires shoulder pressure to move. This usually means the roller assembly has flat-spotted or the axle has corroded. In Boynton Beach, salt air accelerates this; we see it most often on east-facing doors within a mile of the Intracoastal, where the morning salt mist settles into the track before the sun burns it off.
- The lock thumbturn rotates but the bolt does not throw. The CWS mortise lock gearbox has a zinc alloy cam that fatigues after roughly 8 to 12 years of daily use. The lock set feels functional until the cam cracks internally and the linkage separates.
- Visible gaps at the meeting stile or sill when the door is closed. The adjustable rollers have sunk to their limit, or the sill track has worn a depression where the rollers run. On vinyl frames, the sill cap itself can deform from UV exposure and foot traffic.
- Water intrusion at the sill after moderate rain. The weep system is clogged with debris, or the sill dam has lost its seal against the frame. CWS sills use a dual-chamber design; when the exterior weep flap hardens, water backs into the interior track.
- Condensation between glass panes that does not clear. The insulated glass unit seal has failed. On CWS impact-rated doors, the glass is laminated to an interlayer and sealed to a dual-pane assembly; once the desiccant saturates, the unit is not field-repairable and must be replaced as a whole.
Before
AfterReplacement Cost & What’s Included
| Component | Typical Range (Installed) | What Drives the Price |
|---|---|---|
| Roller assembly replacement (pair) | $280 - $420 | Standard vs. impact-rated; stainless vs. nylon wheel; access difficulty |
| Lock/mortise set replacement | $340 - $580 | OEM CWS vs. aftermarket; keyed alike requirements |
| Sill track repair or cap replacement | $520 - $890 | Vinyl cap vs. full extrusion; subfloor condition beneath |
| Insulated glass unit (IGU) replacement | $680 - $1,400 | Size; Low-E coating; impact rating; grid pattern |
| Full panel replacement (sliding or fixed) | $1,800 - $4,200 | Series; impact rating; size; finish color; hardware package |
These are written prices, not estimates that shift once we arrive. Haven Clause 1 means the measured survey we leave with you and the final invoice are the same document. The range reflects material grade and access conditions, not guesswork. Every parts replacement carries our 365-Day Done Right Promise; if the roller binds or the lock cam fails inside that window, we return and correct it at no charge. Full panel replacements include removal, disposal, installation, sealant application, and a documented photo record of every phase.
DIY or Call Us?

There are two things a homeowner can safely check without tools: whether debris is packed in the sill track (a vacuum and stiff brush often restore smooth travel), and whether the weep holes on the exterior sill are blocked (a piece of wire or compressed air clears them). Beyond that, the risks accumulate fast.
The roller bracket on a CWS sliding door is under spring tension; releasing it without supporting the panel weight can crack the glass or pinch fingers against the frame. The mortise lock interfaces with a multi-point system on impact-rated units, and improper alignment can leave the door secured only at the handle while the top and bottom bolts remain retracted. We have replaced more than one homeowner’s “fixed” lock that was installed with the cam rotated 180 degrees, rendering the deadbolt inactive.
We are not affiliated with CWS; we are an independent service provider with no manufacturer obligation to push OEM parts when aftermarket equivalents meet the spec. If you have pulled the roller and want us to verify the bracket measurement before you order, call (561) 421-3844 and we will walk through it. If the panel is already stuck in the frame, we will schedule a measured survey and give you the written price before any work starts.
FAQs
In our experience, standard nylon rollers last 7 to 10 years in Boynton Beach’s coastal climate; stainless steel rollers extend that to 12 to 15 years if the track is kept clean. Salt air and sand intrusion are the primary accelerants. Call (561) 421-3844 for an exact quote on replacement - estimates are free.
The internal cam in a CWS mortise lock is not sold separately, and the gearbox is riveted closed. Once the cam cracks or the linkage separates, the full lock set must be replaced. Call (561) 421-3844 for an exact quote - estimates are free.
A roller replacement on a standard CWS sliding door takes 90 to 120 minutes including removal, cleaning, adjustment, and testing. A mortise lock swap runs 60 to 90 minutes. Full panel replacement is typically a half-day job. Call (561) 421-3844 to schedule.
We carry rollers, locks, handles, and weatherstrip for the 3120, 3140, and 5400 series, plus common IGU sizes. Impact-rated hardware and custom-color finishes are ordered to spec after the measured survey. Call (561) 421-3844 to confirm availability for your specific model.
Ready to get your CWS sliding or patio door working properly? Call (561) 421-3844 to schedule your free estimate. We will measure the opening, identify the exact series and part, and leave you with a written price before any work begins. That is Haven Clause 1, and it has governed every one of the 18,000+ openings we have touched since 2012.
Written by Sonia Raman, Owner, Sightline Windows & Doors Boynton Beach at Sightline Windows & Doors Boynton Beach, serving Boynton Beach and nearby areas.










Before
After
Before
After
Before
After