Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Sliding Glass & Patio Doors Across West Palm Beach
Sliding glass and patio doors in West Palm Beach have to do two jobs at once: open your home to the Florida light, and stand up to a ~150 mph design wind speed when a storm rolls off the Atlantic. That’s the reality we work with every day. Ed Winslow founded this company in 2011 because he got tired of watching homeowners get sold doors that looked great on a quote and failed the first time a hurricane watch turned into a warning. We install impact-rated sliding glass doors and patio doors that meet Florida Building Code in West Palm Beach, carry Miami-Dade NOA where the opening demands it, and get documented so your insurance carrier sees exactly what’s in the wall. Call (561) 468-6136 for a free in-home measure and a written line-item quote, no pressure and no vague numbers.

Key takeaways for West Palm Beach homeowners:
- Impact-rated sliding glass and patio doors in West Palm Beach typically run $2,500 to $5,000 per opening installed for large or custom units.
- Historic districts like El Cid, Flamingo Park, and Grandview Heights add a dual-permit step most contractors don’t plan for.
- Salt air off Lake Worth Lagoon eats cheap aluminum frames and rollers fast. Marine finishes matter here.
- Documented wind-mitigation compliance can cut the windstorm portion of your premium, typically around 25%.
Why Winslow Windows & Doors Is West Palm Beach’s Preferred Sliding Glass & Patio Doors Company
We’re not a franchise with a call center three time zones away. We’re the Sliding Glass & Patio Doors company that shows up with a background-checked, uniformed technician who knows the difference between a 1927 Mediterranean Revival in El Cid and a 1950s CBS ranch off Parker Avenue. Ed’s name is on the door, and on every job we do. When you call at any hour, a live person answers. Not a voicemail loop. Not a ticket number. A person who can pull up your file and tell you exactly where your project stands.
Our West Palm Beach customers come back to us for a second and third project for a reason. We stock local parts for the brands we install, run our own crews, and back every installation with the Done Right Promise. If it’s not done right, we make it right. That’s a standard of accountability written into every job.
Our Sliding Glass & Patio Doors Services in West Palm Beach
Impact-Rated Sliding Glass and Patio Doors
This is the core of what we do in West Palm Beach. Every impact-rated sliding glass door we install meets the Florida Building Code design wind speed for the county’s coastal wind zone, and where the opening requires it, we specify large-missile-rated laminated glass with Miami-Dade NOA documentation. That means the door isn’t just a door. It’s a tested assembly, frame, glass, hardware, all evaluated as one system. When you file a wind-mitigation inspection, that documentation is what unlocks the premium credit.

Historic-District Compliant Patio Doors
Here’s where local knowledge actually costs or saves you thousands. In West Palm Beach’s Historic Preservation Board districts, El Cid, Flamingo Park, Grandview Heights, every sliding glass or patio door replacement has to clear two separate reviews. The HPB reviews sightlines, stile widths, rail profiles, and muntin patterns against the original steel or wood casement. The building department reviews impact glazing and anchoring. We’ve coordinated enough of these to know what each board will flag before you spend money on fabrication. That means fewer reorders and fewer second hearings.

Sliding Door Retrofits with New Wood Bucks
The single most common hidden cost in West Palm Beach’s mid-century concrete block homes is the missing or rotted wood buck. Original openings in 1940s through 1960s CBS construction were often set directly in mortar with no buck at all, or the original buck has disintegrated in decades of humidity and salt air. You cannot set and seal a new impact-rated unit into that opening properly. We fabricate pressure-treated bucks, anchor them into the block, and get the rough-in inspection passed before the new door goes in. Out-of-area contractors routinely miss this on the quote, and you eat it on the change order. We price it upfront.

Patio Door Hardware and Roller Replacement
Lagoon-front homes in West Palm Beach deal with salt-air corrosion that inland Florida never sees. Aluminum sill tracks pit, rollers bind, weatherstripping turns brittle. Sometimes the fix is a full door replacement. Sometimes it’s marine-grade hardware and a properly set track that buys the door another decade. We’ll tell you which one is honest for your door, and we’ll quote both so you can decide with real numbers. $40 off any repair over $200 applies if repair is the right call.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in West Palm Beach
We install PGT, CGI, and ES Windows products in West Palm Beach because these are the brands engineered for Florida’s wind-load reality, with design pressures matched to the opening and tested assemblies that hold up to both the building inspector and the insurance underwriter. When a homeowner calls us with an existing PGT or CGI door that needs service, we already have the manufacturer data on file and can source parts without starting from zero. That’s the difference between a repair that takes weeks and one that’s done right the first trip.
Common Sliding Glass & Patio Doors Problems We See in West Palm Beach Homes
- Salt-air corrosion on sill tracks and rollers. Homes along Lake Worth Lagoon and the Intracoastal eat aluminum hardware fast. Non-marine finishes fail within five years. We specify marine-grade components for any home within a mile of the water.
- Doors that pass a builder inspection but fail a wind-mitigation audit. A door with standard Florida Product Approval but no Miami-Dade NOA large-missile rating looks compliant on the permit. Then the wind-mitigation inspector flags it, and the insurance credit disappears. We make sure the door you buy matches the documentation your carrier wants to see.
- Fogged or delaminated glass units. Constant heat, humidity, and salt exposure accelerate seal failure in West Palm Beach. Once the interlayer starts to break down, the insulated unit is compromised. We replace the glass, not just the condensation.
- Historic-board rejections on new sliding doors. A homeowner replaces a patio door in Grandview Heights, gets a standard wide-rail white aluminum unit, and the HPB flags it because the sightlines don’t match the original casement. Now there’s a reorder, a second hearing, and a delay measured in months. We coordinate both approvals before fabrication.
Pricing for Sliding Glass & Patio Doors in West Palm Beach, FL
A typical impact-rated sliding glass patio door in West Palm Beach runs $2,500 to $5,000 per opening installed for large or custom units. A smaller standard opening might land lower, but most West Palm Beach homes are dealing with wider openings, CBS anchoring, and the higher wind-zone requirements that push you into the upper end of that range. Historic-district compliance work adds coordination time and frequently a custom finish, which adds to the total. What moves the number more than anything else is whether the opening has a serviceable wood buck or needs one fabricated. That single condition can swing a quote by $500 or more per opening, and it’s exactly the kind of thing a cheap quote leaves out and then adds back as a change order. We’ll quote the full job, in writing, with no change orders. Call (561) 468-6136 and we’ll measure everything, including what’s inside the wall.

What Sliding Glass & Patio Doors Costs in West Palm Beach
To anchor this in real numbers for West Palm Beach’s market: impact windows generally run $800 to $1,500 per window installed. Impact single-hung units land between $900 and $1,800. Large or custom openings, which is most sliding glass and patio door work, run $2,500 to $5,000 per opening. Whole-home packages that combine windows and doors typically span $8,000 to $25,000 or more depending on opening count, floor height, and how many units need a new buck rather than a straight swap. The free in-home measure and written quote we provide is the only way to get an exact number for your specific walls, your specific openings, and your specific code requirements. Nothing on this page replaces putting eyes on the actual openings.
| Project Type | Typical Installed Range (West Palm Beach) |
|---|---|
| Impact window (standard opening) | $800 - $1,500 per window |
| Impact single-hung | $900 - $1,800 per unit |
| Sliding glass patio door (impact, large or custom opening) | $2,500 - $5,000 per opening |
| Whole-home impact package (windows + doors) | $8,000 - $25,000+ |
| Wood buck fabrication (per opening, CBS retrofit) | $500+ depending on condition |
Note on ratings: every opening gets design pressures matched to the actual location, framing condition, and wind zone. Miami-Dade NOA and Florida Product Approval numbers are configuration-specific. A door that’s rated for one opening isn’t automatically rated for another. We spec per opening, document everything, and hand you the paperwork your insurance company wants.
Florida Pays You Back
The incentives stack on top of each other when you’re replacing sliding glass and patio doors in West Palm Beach with impact-rated product. My Safe Florida Home matching grants can cover up to $10,000 for qualifying wind-mitigation upgrades. Florida exempts impact-resistant windows and doors from sales tax. The federal 25C energy credit returns 30% of product cost, up to $600 per year on qualifying units. And once the job is done, a wind-mitigation inspection typically runs $75 to $150, with documented compliance averaging around a 25% reduction on the windstorm portion of a premium under Florida Statute 627.0629. No guarantees, every carrier sets its own final number, but the documentation is what gets you in the conversation. Compare that to shutters for a moment: shutters protect glass only when someone remembers to haul the panels out, mate them to the track, and crank them down. An impact-rated sliding door is always doing its job, no panels, no storage, no 2 a.m. drill with a headlamp. Permanent protection beats a homeowner’s memory.
We Also Serve Cities Near West Palm Beach
Beyond West Palm Beach, our crews cover Palm Beach, Greenacres, Palm Beach Gardens, and Royal Palm Beach. The same live-answer phone, the same background-checked technicians, and the same Done Right Promise apply wherever you are in the area.
Serving West Palm Beach, FL - Our Local Coverage Area
We’re based in the West Palm Beach area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs - Sliding Glass & Patio Doors in West Palm Beach
A sliding glass patio door in West Palm Beach must meet the Florida Building Code’s design wind speed for the county’s wind zone, which is approximately 150 mph, and the opening generally requires large-missile-rated impact glazing rather than basic wind-borne-debris protection. In practice, that means a Miami-Dade NOA or Florida Product Approval number specific to the door’s exact configuration, including frame, glass, and hardware tested as one assembly. If you’re in a coastal exposure zone, your opening may require a higher design pressure than a door rated for inland Palm Beach County. Call (561) 468-6136 and we’ll spec your exact opening.
Yes, Historic Preservation Board approval in West Palm Beach’s designated districts applies to the entire structure, not just street-facing elevations. Every window and door replacement in El Cid, Flamingo Park, and Grandview Heights must clear HPB review for sightline, muntin pattern, material, and finish, plus the building department’s impact glazing review. We coordinate both tracks before fabrication, so you’re not paying for a door the board will reject. Call (561) 468-6136 for a quote that includes the approval coordination.
Expect to budget $500 or more per opening for wood buck fabrication if the original 1920s through 1960s frame was set directly in mortar with no buck, or if the original buck has rotted out in decades of humidity and salt exposure. This is the number one change order out-of-area contractors add after a quote in West Palm Beach. We inspect the opening during the free measure and price the buck work upfront, not as a surprise. Call (561) 468-6136 and we’ll check what’s inside your walls.
Documented impact-rated patio door compliance typically enables a windstorm premium credit averaging around 25% on the windstorm portion after a wind-mitigation inspection that runs $75 to $150. The key word is documented. A door that meets code in practice but doesn’t have the Miami-Dade NOA or Florida Product Approval paperwork on file won’t generate the credit. We hand you every number, every certification, and every inspection pass for your file. Call (561) 468-6136 for a quote that includes the full documentation trail.
Yes, you can widen or reconfigure an existing opening in a West Palm Beach historic district, but the HPB will review the new opening’s sightlines, stile widths, and rail profiles against the original design language of the home, and the building department will require impact glazing and new header engineering. It’s a dual-track process that takes longer than a simple swap. We’ve done this exact conversion on a 1927 Mediterranean Revival in El Cid, fabricating a pressure-treated buck, anchoring into the CBS block, getting the rough-in inspection, and installing a PGT WinGuard multi-panel sliding door with large-missile-rated laminated glass and a dark bronze finish the HPB approved without a second hearing. The homeowner passed wind mitigation with every opening documented and cut their premium under Florida Statute 627.0629. Call (561) 468-6136 and we’ll walk your specific opening from first measure to final inspection.
Call the Team That Knows West Palm Beach’s Walls
We’ve worked the historic districts, the CBS tract homes, and the lagoon-front properties. We know which openings need a new buck, which doors will clear the Historic Preservation Board the first time, and which documentation your insurance carrier wants to see. When you’re ready for a real number, call (561) 468-6136 and schedule a free in-home measure. A live person answers. The quote is in writing. Ed’s name is on it.
Written by Ed Winslow, Owner at Winslow Windows & Doors, serving West Palm Beach with impact-rated sliding glass and patio doors that meet Florida Building Code and Historic Preservation Board requirements.
Six Reasons Homeowners Choose Winslow 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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