Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Sliding & Patio Doors Across Greenacres
Sliding and patio door replacement in Greenacres typically runs $2,800-$6,500 for impact-rated systems, with most single-door retrofits completed in one day and full openings requiring a second day for inspection and seal curing. Our crews serve Greenacres from the brand’s Miami office, and we carry the measured survey approach that has governed every one of the 18,000+ openings Sightline has touched since 2012. Call (561) 286-4734 to schedule your free estimate - the written price you receive is the same document our crew works from, per Haven Clause 1.
Greenacres sits 5-8 miles inland, which is just far enough that the original 1960s-70s aluminum jalousie and single-pane slider frames were never engineered for the salt-laden onshore air that still reaches them - so the frames oxidize and pit from the outside in, well before the glass itself fails. That’s the opposite of the newer impact-ready builds in neighboring Wellington, where the frames are already marine-grade and the real wear item is the roller hardware, not the metal. We see this on every measured survey we perform east of Jog Road: white powder in the track, pitted lower rails, and glazing compound that has turned to chalk under the combination of salt, UV, and humidity. The cheap spec door - standard anodized aluminum with zinc-plated rollers - costs less at invoice but will corrode to the same point within eight to twelve years in this zip code. The coastal-spec replacement, with marine-grade anodized finish and stainless hardware, carries a higher first cost and survives.
Why Sightline Windows & Doors Belle Glade Is Greenacres’s Preferred Sliding & Patio Doors Company
Our Sliding & Patio Doors team has performed measured surveys and installations across Greenacres’s older subdivisions - from the CBS ranches near Greenacres Park to the garden apartments along Lake Worth Road - and the documentation we leave behind (the photo record, the written scope, the wind mitigation product approval numbers) is the same on every job. Homeowners in Greenacres research contractors thoroughly before calling; we built our process for that customer. The 365-Day Done Right Promise is stamped on every contract under the Haven Standard, not offered as a courtesy after the fact.
Calls to (561) 286-4734 are answered by a live person, 24/7 - not a voicemail queue, not a callback window. Our technicians are background-checked, uniformed, and identified by license number before arrival, per Haven Clause 3. Every completed job leaves a documented photo record, and every quote begins with a measured survey the customer keeps. We do not separate the quote from the install; they are the same document.
Our Sliding & Patio Doors Services in Greenacres

Patio Doors
New patio door installation in Greenacres’s pre-Andrew housing stock requires more than matching the rough opening. The original frames in these 1960s-1980s CBS homes were set with minimal flashing and no thermal break, and the stucco returns are often deteriorated from decades of humidity cycling. Our measured survey captures frame squareness, sill pan condition, and the extent of salt corrosion in the existing track - then we specify the door, the marine-grade sealant, and the stainless fasteners as a single scope. A typical new patio door in Greenacres runs $3,200-$5,800 installed, depending on opening width and whether the stucco return requires rebuild.

Impact Sliding Glass Doors
Impact-rated sliding glass doors are the standard we specify for every Greenacres replacement opening, not an upgrade. Palm Beach County’s wind speed zone requires impact-resistant glazing or approved shutters on all replacement openings under the Florida Building Code, and the single-pane aluminum sliders original to these homes carry no Florida Product Approval. We stock impact sliding systems from PGT, ES Windows, and ECO Window Systems - specified by what the opening requires, not by what is in stock. An impact sliding glass door retrofit in Greenacres typically costs $4,200-$6,500 for a standard 6-foot opening, including removal of the non-compliant frame, sill pan replacement, and marine-grade perimeter seal.

Sliding Glass Door Replacement
Replacement of failed sliding glass doors is our most common call in Greenacres. The failure pattern is consistent: seized rollers from salt corrosion, track degradation to white aluminum oxide powder, and glazing compound that has hardened and cracked under UV exposure. On a 1972 CBS ranch off Swain Boulevard in Greenacres, our crew pulled a pair of original aluminum single-pane sliders whose tracks had oxidized into white powder and whose laminated glass interlayer was already hazing at the edges. We swapped them for PGT impact-rated sliders with stainless rollers and a marine-grade anodized finish, then sealed the jamb with a marine-grade caulk line so the salt air wouldn’t eat the perimeter the way it ate the originals. The homeowner’s wind mitigation report passed on the first inspection, and the new low-E glass knocked the afternoon heat load off the west-facing slider immediately. Typical sliding glass door replacement in Greenacres: $2,800-$5,200.

Impact French Patio Doors
Impact French patio doors suit Greenacres homeowners replacing wide openings or converting from sliding to hinged operation - common in additions and enclosed lanai retrofits near Greenacres Park. These systems require deeper jamb depth than the original aluminum sliders, so our measured survey includes frame extension and header assessment as standard. We specify Therma-Tru and ViewLux impact-rated French systems with multi-point locking and marine-grade hardware. Typical range in Greenacres: $5,500-$8,200 for a double-door opening, including frame modification and wind mitigation documentation.

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.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Before
AfterTrusted Brands We Service in Greenacres
We install and service sliding and patio door systems from eight verified manufacturer lines - PGT, CGI, CWS, ES Windows, ECO Window Systems, Mr-Glass, Therma-Tru, and ViewLux - and we maintain local inventory of marine-grade hardware, stainless roller assemblies, and replacement tracks for Greenacres’s salt-air environment. For this market we most often specify ES Windows and ECO Window Systems for their marine-grade anodized finishes and stainless hardware options, and Therma-Tru where the opening requires a deeper jamb and multi-point locking. Mr-Glass provides custom impact-rated configurations for non-standard rough openings common in 1970s tract construction. Parts availability means most roller and track repairs complete in one visit; full retrofits are scheduled with product lead times disclosed in the written scope.
Common Sliding & Patio Doors Problems We See in Greenacres Homes

- Salt-air oxidation of original aluminum frames. The standard anodized finish on 1960s-80s sliders was never spec’d for marine exposure. We measure pit depth on every survey - once the frame wall thins past 0.060″, the track will spall and the door will derail.
- Failed wind mitigation inspections tied to non-impact glazing. Un-replaced single-pane sliders in Greenacres’s older CBS homes carry no Florida Product Approval. One failed inspection can trigger non-renewal or annual surcharges in the thousands.
- UV and humidity degradation of weatherstripping and glazing compound. South Florida’s combination of year-round heat and high relative humidity breaks down sash seals faster than in drier inland climates. We see hardened, cracked compound on fifteen-year-old doors that would last twenty-five in Orlando.
- Seized rollers and powder-corroded tracks. The salt air reaches Greenacres despite the inland location. Zinc-plated rollers seize first; the track corrodes to white powder second. Stainless replacement hardware is not an upgrade here - it is the correct spec.
Pricing for Sliding & Patio Doors in Greenacres, FL
These ranges reflect what we have written on measured surveys for Greenacres homes in the past twenty-four months. Every quote is line-item and fixed; the price on the document is the price on the invoice, per Haven Clause 1.
| Service | Typical Range in Greenacres |
|---|---|
| Sliding glass door replacement (standard 6′ opening, impact-rated) | $2,800 - $5,200 |
| Impact sliding glass door (new opening or full retrofit) | $4,200 - $6,500 |
| Patio door, new installation | $3,200 - $5,800 |
| Impact French patio doors (double-door opening) | $5,500 - $8,200 |
| Roller and track repair (marine-grade hardware) | $380 - $720 |
| Screen door installation (sliding or retractable) | $650 - $1,400 |
What moves the price: opening width, stucco return condition, header modification requirement, and whether the existing frame has deteriorated to the point of rough-opening repair. The marine-grade anodized finish and stainless hardware spec adds 15-22% over standard anodized in this market. We will show you both specs on the written quote and explain the service-life difference for Greenacres’s salt-air exposure. Call (561) 286-4734 for your free measured survey - the document is yours to keep, and the price cannot change without a written change order signed by both parties.
We Also Serve Cities Near Greenacres

Our crews perform Sliding & Patio Doors in Greenacres and throughout the central Palm Beach County corridor, including Lake Worth, West Palm Beach, Wellington, and Boynton Beach. Each city’s housing stock and exposure conditions drive different specifications - Wellington’s newer impact-ready builds require different hardware priorities than Greenacres’s pre-Andrew retrofits - and our measured survey captures those differences before any product is ordered.
Serving Greenacres, FL - Our Local Coverage Area
We’re based in the Greenacres 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 & Patio Doors in Greenacres

No. The original aluminum frame has no Florida Product Approval for impact loading, and the glazing channel was not engineered to retain laminated glass under wind-borne debris impact. The entire frame and sash must be replaced with an impact-rated system that carries HVHZ approval for Palm Beach County. Call (561) 286-4734 and we will review your existing opening on the measured survey - estimates are free.
Yes, if the new door carries a current Florida Product Approval and is installed with proper anchorage and documentation. The wind mitigation form (OIR-B1-1802) credits rated openings; an un-rated original slider is marked as non-compliant, which can trigger surcharges or non-renewal. We provide the product approval number, installation documentation, and photo record for your inspector. Call (561) 286-4734 to schedule - we will flag any other non-compliant openings while on site.
Greenacres’s original 1960s-80s housing stock was built with standard anodized aluminum, not the marine-grade finishes spec’d for coastal exposure. Wellington’s newer construction - mostly post-Andrew - uses heavier extrusions and marine-grade coatings as standard. The salt-laden air reaches both cities, but Greenacres’s frames were never engineered to resist it. The result is pitting from the outside in, track spallation, and roller seizure that Wellington’s newer stock does not experience on the same timeline. We specify marine-grade replacement frames for every Greenacres retrofit to close that gap.
The “cheap” slider - standard anodized aluminum, zinc-plated rollers, non-impact glazing - costs less at invoice but will corrode to failure in eight to twelve years in this zip code’s salt-air environment, and it will not pass wind mitigation. The impact-rated slider we specify carries HVHZ approval, uses marine-grade anodized finish and stainless hardware, and is engineered for the wind loads and debris impact that Palm Beach County requires. The price gap is 15-22% upfront. The service-life gap is measured in decades versus years. We put both specs on the written quote if you want to see the numbers.
Most Greenacres homeowners replacing a single-pane original slider with a low-E, impact-rated system see cooling load reduction of 12-18% on the room served, measured by runtime hours on the HVAC zone. The low-E coating blocks solar heat gain, and the improved weatherstripping eliminates the infiltration that single-pane sliders allow. Exact savings depend on orientation, shading, and the condition of the existing door. We will measure the opening and model the improvement on your written scope. Call (561) 286-4734 for the free estimate.
Written by Sonia Raman, Owner at Sightline Windows & Doors, serving Greenacres and Palm Beach County under the Haven Standard since 2012.










Before
After
Before
After
Before
After