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CWS Impact Garage Doors: The Lantana Owner’s Guide
We stock and install CWS-compatible impact garage doors in Lantana with installed prices typically ranging from $1,800 to $3,400 depending on the series and opening size. Most CWS impact-rated panels, torsion spring assemblies, and impact glazing systems are available same-day through our local supply chain. Homeowners usually discover a problem when the door hangs unevenly, the opener strains against a binding track, or they spot delamination in the impact glass after a storm - each symptom pointing to a specific component failure that needs matching to the right CWS series.
Which CWS Models This Applies To
CWS manufactures impact garage doors across several product tiers, and the part you need depends entirely on the series tag mounted on the interior face of the door or the track bracket. We regularly work with the CWS 9000 Series (full-view aluminum with impact glazing), the CWS 8000 Series (insulated steel back with impact-rated glass inserts), and the CWS 7000 Series (non-insulated aluminum for utility applications). The 9000 Series uses a proprietary glazing bead profile - 7/16-inch snap-in vinyl - that is not interchangeable with standard Clopay or Amarr beads. We learned this the hard way on a Lantana beachfront install in 2019, where an aftermarket bead looked identical but leaked under wind-driven rain at 85 mph. The fix cost the homeowner an additional $340 in labor to remove and reinstall with the correct CWS-spec part.
To identify your model: locate the silver CWS sticker on the left-side track bracket or the interior top rail. The first two digits indicate the series; the suffix letter denotes the glazing package (I for impact-rated, N for non-impact). For torsion springs, we need the wire gauge, inner diameter, and overall length - three numbers that must match exactly, since CWS specifies different spring cycles (10,000 vs. 15,000) within the same door weight class. We carry both OEM CWS springs and high-cycle aftermarket equivalents rated for the same 10,000-cycle minimum. The aftermarket springs run 15% less but carry the same 3-year warranty; we disclose the origin and let the homeowner decide.
Signs Your CWS Impact Garage Door Is Failing

- The door reverses immediately after touching the floor. This usually means the limit switch on the opener has drifted, but on CWS impact doors it can also signal a sagging bottom rail from water intrusion at the seal - the added weight fools the opener into thinking it hit an obstruction.
- Impact glass shows spiderweb cracking or fog between panes. CWS impact glazing is laminated glass over a polycarbonate inner layer; when the edge seal fails (common after 8-10 years in Lantana’s salt air), moisture breaches the interlayer and the impact rating is compromised. The panel still looks intact but no longer meets Miami-Dade HVHZ standards.
- Torsion spring makes a loud bang, then the door feels twice as heavy. A broken spring is unmistakable. On CWS doors with the heavier impact glazing, springs are specced at a higher IPPT (inch-pounds per turn) than non-impact equivalents. Installing a standard spring rated for the door weight but not the glazing mass will fail within 18 months.
- Horizontal gaps appear between panels in the closed position. The CWS hinge system uses a 14-gauge steel hinge with a nylon bushing that wears flat after roughly 12,000 cycles. In Lantana, sand infiltration from beach-proximate homes accelerates this to 8,000-9,000 cycles. The gap is the hinge pin walking outward.
- Opener runs but door moves six inches and stops. This is almost always a stripped trolley gear or a bound roller in the CWS track profile. CWS tracks use a 2-inch vertical with a slightly tighter radius at the horizontal curve than standard hardware; generic rollers with a 2-inch stem can bind where the CWS-spec roller with a 1-13/16-inch stem clears.
Before
AfterReplacement Cost & What’s Included
| Component | Typical Range (Installed) | What Drives the Price |
|---|---|---|
| CWS impact panel replacement (single) | $680 - $1,100 | Glass package (clear vs. low-E), panel size, series-specific rail extrusion |
| Torsion spring assembly (pair) | $340 - $520 | Wire gauge, cycle rating, single vs. dual spring setup |
| Hinge & roller set (full door) | $280 - $440 | Nylon vs. steel rollers, quantity of panels |
| Complete CWS impact door (new install) | $1,800 - $3,400 | Series, size, glazing, wind-load rating for Lantana’s exposure zone |
| Track alignment & hardware refresh | $220 - $380 | Extent of corrosion, need for new jamb brackets |
These are written prices, not estimates that shift once we arrive. Our measured survey documents the exact part numbers before any work starts; the invoice matches that document line for line. Every CWS part installation carries our 365-Day Done Right Promise under the Haven Standard. If the spring cycles out early or the panel seal fails, we replace it at no charge and document the fix with photos you receive.
DIY or Call Us?

There is one place where DIY ends honestly: the torsion spring. CWS impact doors are heavier than standard residential doors - often 180 to 240 pounds for a double-wide with full impact glazing - and the spring assembly stores enough torque to cause serious injury or death if unwound improperly. We have seen homeowners in Lantana attempt this with winding bars from a hardware store set; the bars were undersized for the spring IPPT and slipped. Do not attempt torsion spring replacement without the correct winding bars, vise grips, and knowledge of which set screw to loosen first.
What you can safely check: whether the door disconnects smoothly from the opener (pull the red release handle), whether rollers are visibly off the track, and whether the safety sensors are aligned (both LEDs solid, not blinking). Document what you find with photos - we use those during our phone intake to pre-order the correct CWS part before we arrive. Call (561) 461-2062 to schedule your free estimate. We will bring the measured survey, the written price, and the part if the diagnosis is straightforward.
FAQs
Torsion springs on CWS impact doors typically last 8 to 12 years in Lantana’s coastal environment, with the lower end applying to homes within a mile of the beach where salt air accelerates corrosion. Hinges and rollers wear faster, often 6 to 9 years, depending on cycle frequency and sand exposure. Call (561) 461-2062 for an exact quote on replacement - estimates are free.
Some issues can be repaired: track alignment, opener limit adjustment, and sensor realignment do not require new parts. However, failed impact glazing, broken torsion springs, and worn hinge bushings require component replacement to restore the door’s rated performance. We do not patch impact glass - once the laminate is breached, the panel must be replaced to meet code. Call (561) 461-2062 for an exact quote - estimates are free.
A torsion spring replacement takes 90 minutes to two hours including safety testing and opener re-engagement. A single impact panel replacement takes two to three hours depending on the glazing package and whether the rail extrusion needs replacement. We schedule morning arrivals and complete the same day. Call (561) 461-2062 for an exact quote - estimates are free.
We stock the most common CWS failure items: torsion springs for the 7000, 8000, and 9000 Series in standard door widths, hinge and roller sets, and the 7/16-inch proprietary glazing bead. Less common panel sizes and custom glass packages are ordered from CWS with a 3 to 5 business day lead time, though we can secure emergency rush orders for storm-damaged doors. Call (561) 461-2062 for an exact quote - estimates are free.
We are an independent service provider; Sightline Windows & Doors Lantana is not affiliated with CWS. We source CWS-compatible parts through verified distributors and install them under our own Haven Standard workmanship guarantee. We also stock parts for PGT, CGI, and ES Windows impact garage door systems.
Measure it right the first time. Everything after that is just paperwork. Sonia Raman built Sightline on that principle in 2012, and her crew still measures every CWS opening to the sixteenth before a part is ordered. If your impact garage door is showing any of the symptoms above, call (561) 461-2062 to schedule your free estimate. We will bring the measured survey, the written price, and the documentation you need to make the decision.
Written by Sonia Raman, Owner, Sightline Windows & Doors Lantana at Sightline Windows & Doors Lantana, serving Lantana and nearby areas.










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