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CWS Door Installation: The Miami Lakes Owner’s Guide
CWS door installation in Miami Lakes typically runs $1,800-$4,200 for a standard single entry door unit, depending on impact rating and frame condition, and we stock CWS-compatible hardware and seals for same-day resolution of most component failures. We see this most often after a tropical storm season: the homeowner notices daylight around the jamb, or the multipoint lock won’t throw completely, or the sweep has compressed to a hard edge that no longer seals. These aren’t cosmetic issues in Miami Lakes, where a failed door seal can mean water intrusion in under twenty minutes of driving rain.
Which CWS Models This Applies To
CWS manufactures three door product families we install regularly in Miami Lakes: the Series 5500 impact-rated entry systems, the Series 3750 non-impact vinyl patio doors, and the Series 8000 aluminum storefront and terrace door line. The part you need depends on which family you own. Series 5500 units carry a foil label on the hinge jamb with a six-digit job number and manufacture date; Series 3750 labels sit on the top track rail; Series 8000 stamps the extrusion code on the door edge behind the strike plate.
We match OEM CWS components where the part is still in production, but we also source quality aftermarket equivalents for discontinued hardware, particularly the older 5500 multipoint gearboxes and the 3750 tandem roller assemblies. The aftermarket rollers we use are stainless-bodied with Delrin wheels, rated for the same 150-pound panel load as OEM. One compatibility gotcha: post-2019 Series 5500 doors switched from a 45mm backset to a 55mm backset on the deadbolt bore. If your door was manufactured in that transition window, the bore depth matters more than the handle style.
Sightline Windows & Doors Miami Lakes is an independent service provider, not affiliated with CWS. We work with their specifications because we encounter their products in the field, not because we carry their banner.
Signs Your CWS Door Installation Is Failing

- Visible daylight at the jamb or head. The compression seal has taken a set and no longer rebounds to full thickness. In Miami Lakes, UV exposure plus salt air accelerates this: we measure seal compression on jobs from 2018-2020 installs and find 40-60% loss of original profile height.
- Multipoint lock won’t engage at all three points. The gearbox still throws, but the top or bottom bolt misses the strike. Usually the door has sagged on its hinges, or the frame has shifted in the rough opening. Both are fixable, but adjusting the strike plate without checking plumb first just moves the failure point.
- Water pooling at the sill after moderate rain. The sill pan or end dams have separated, or theweep holes are blocked with construction debris. CWS sills have a specific drainage path; if it’s compromised, water finds the subfloor instead.
- Handle set spins or has vertical play. The spindle has worn the inside of the lever hub, or the mounting screws have stripped out of the door face. This is the part we stock most often on the truck: the 8mm square spindle and through-bolt kit.
- Door sticks in summer, gaps in winter. The frame is expanding against a rough opening that was shimmed too tight. Miami Lakes humidity swings are severe enough to make this seasonal, but it shouldn’t be: proper installation leaves expansion clearance that accounts for our climate range.
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AfterReplacement Cost & What’s Included
| Component | Parts + Labor Range | Notes |
|---|---|---|
| Compression seal replacement (perimeter) | $280-$420 | OEM bulb seal or equivalent; includes jamb removal if needed |
| Multipoint lock hardware set | $340-$580 | Gearbox, strikes, and handles; 55mm backset priced higher |
| Sill pan / end dam repair | $260-$440 | Includes sealant and weep-hole cleaning |
| Handle set and spindle | $180-$320 | Aftermarket stainless or OEM; keyed alike available |
| Full door replacement (standard 3/0 x 6/8) | $1,800-$4,200 | Impact-rated at upper end; includes measured survey and photo record |
What drives the range: frame condition behind the trim, whether the door is impact-rated (heavier hardware, more fasteners, longer install), and whether we find water damage in the rough opening that needs repair before the new unit goes in. Our written quote covers all three scenarios before we start. No change orders. Haven Clause 1.
Every CWS door installation we complete carries the 365-Day Done Right Promise. If the seal compresses prematurely or the lock doesn’t throw clean, we return and correct it. The warranty is written, not verbal.
DIY or Call Us?

There are two things a CWS door owner can safely check without tools: whether the weep holes are clear (a pipe cleaner or similar, nothing metal that scratches), and whether the strike plate screws are tight. Everything else involves the door’s weight, the tension of a multipoint lock mechanism, or the structural integrity of the frame in the rough opening.
We do not recommend homeowners remove a CWS door panel themselves. A standard 3/0 x 6/8 impact-rated slab weighs 180-220 pounds. The multipoint lock stores spring tension in the gearbox. If you’re not certain the temporary support will hold, don’t find out the hard way. We have documented photos from jobs where the panel slipped and damaged the jamb, the floor, or both.
Call (786) 755-8730 and we’ll schedule a measured survey. You’ll keep the document. The price we write on it is the price on the invoice.
FAQs
Twelve to eighteen years for the door itself, six to ten for seals and hardware, assuming proper installation and normal exposure. Direct west-facing units with no overhang see seal failure closer to the six-year mark. Call (786) 755-8730 for an exact quote on your unit - estimates are free.
Sometimes. A loose strike plate can be shimmed and re-secured. A weep hole can be cleared. But compressed seals don’t rebound, and worn gearboxes don’t heal. We tell you which category your failure falls into during the survey, with the photo record to show you. Call (786) 755-8730 to schedule.
A standard replacement in an existing, sound rough opening takes four to six hours. If we find rot, termite damage, or a frame out of plumb by more than a quarter inch, we repair before we install and the day extends accordingly. We quote both scenarios upfront. Call (786) 755-8730 for a written scope.
We carry seals, handle sets, spindles, multipoint gearboxes, and sill components for the Series 5500, 3750, and 8000 lines. Specialty hardware or custom finishes we order with next-day availability from our Miami supply house. Call (786) 755-8730 and we’ll confirm stock against your job number.
Sonia Raman’s standing rule on every Miami Lakes job site: she does not leave until the operating hardware has been tested by someone other than her. Measure it right the first time or budget for the second trip. That rule, plus the documented photo record, is why our change-order rate stays low and our callback rate stays lower.
Ready to fix your CWS door? Call (786) 755-8730 to schedule your free estimate. We’ll bring the measured survey, the written price, and the Haven Standard.
Written by Sonia Raman, Owner, Sightline Windows & Doors Miami Lakes at Sightline Windows & Doors Miami Lakes, serving Miami Lakes and nearby areas.










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