Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Window Replacement Across North Palm Beach
Window replacement in North Palm Beach runs $650-$1,400 per opening for impact-rated vinyl systems, with full-frame retrofits into 1960s CBS ranch homes making up most of our work here. We dispatch crews from our South Florida office and coordinate scheduling specifically for North Palm Beach properties, typically surveying within 48 hours of contact. Call (772) 362-5402 to schedule your free measured survey - the written quote you receive is the same document that governs the installation.
North Palm Beach was master-planned and almost entirely built out between the late 1950s and early 1970s, leaving the village dominated by CBS ranch homes still fitted with original jalousie or single-pane aluminum-framed windows that are effectively non-compliant with current Florida Building Code wind-load requirements. Critically, the village’s signature network of interior canals - laid out by General Development Corporation as part of the original plan - means nearly every home, not just those on the Intracoastal, sits within a few hundred feet of saltwater, accelerating corrosion of aluminum frames and door hardware village-wide. Impact-resistant window-and-sliding patio door replacement is therefore both a code-compliance necessity and a salt-damage remediation project on virtually every street.
We replaced original single-pane aluminum sliders in the Anchorage with PGT impact-rated vinyl frames after the sashes had pitted and seized in their tracks, letting wind-driven rain pour through during a squall. The frames had oxidized through the finish and the rollers were frozen, so we retrofitted full-frame into the CBS openings with stainless hardware and marine-grade sealant. The homeowner immediately noticed a quieter house and lower cooling bills after the Low-E insulated glass went in.
Why Sightline Windows & Doors Jupiter Is North Palm Beach’s Preferred Window Replacement Company
We’ve completed hundreds of installations across North Palm Beach since 2012, from the original ranch homes off Prosperity Farms Road to the canal-front properties in the Anchorage and Prosperity Harbor. Every job follows the Haven Standard: a measured survey the customer keeps, a written price that cannot change, and a documented photo record when the work is finished. Our Window Replacement team knows the village’s CBS construction, its permit requirements, and the specific salt-exposure problems that ruin inland-spec windows here.
North Palm Beach homeowners review us on the same platforms they use to research every contractor. They note our uniformed, background-checked technicians who arrive with license numbers documented before entry - Haven Clause 3, Verified Crews. They mention the written scope they received before any tool was lifted, and the photo record they got after. Our 365-Day Done Right Promise is stamped on every contract, not offered as a courtesy.
Calls are answered by a live person, 24/7. Scheduling is coordinated from our Miami office, with crews serving North Palm Beach locally. We do not quote over the phone; we measure first, because Haven Clause 1 requires the measurement and the quote to be the same document.
Our Window Replacement Services in North Palm Beach

Full Frame Replacement
Most North Palm Beach homes need full frame replacement, not insert windows. The original aluminum frames in 1960s CBS ranches are corroded through, the fin seal is degraded, and the rough opening needs new marine-grade flashing to survive the canal-grid salt exposure. We remove the entire frame, inspect the CBS opening for moisture intrusion, and install a new impact-rated assembly with stainless fasteners and sealed sill pan. A typical full-frame replacement in North Palm Beach runs $950-$1,400 per opening, depending on size and glazing specification.

Insert Window Replacement
Insert replacement is rare in North Palm Beach but possible when the existing frame is structurally sound and the homeowner wants to preserve interior trim. We see this occasionally in homes near Village Hall where aluminum frames were replaced once already with coastal-spec material. The insert fits inside the existing frame, reducing labor and stucco repair. Cost runs $650-$900 per opening. We do not recommend inserts where the original frame shows pitting or oxidation - the salt air will attack the remaining aluminum and fail the assembly within seasons.

Vinyl Replacement Windows
Vinyl is the baseline spec for North Palm Beach retrofits. Unlike aluminum, salt-grade impact vinyl does not oxidize, pit, or transfer heat. We specify PGT and CGI lines with reinforced multi-chamber frames and integral nail fins that seal directly to CBS openings. The thermal break is built in, not applied, so cooling loads drop measurably - a significant factor in North Palm Beach, where summer AC runs continuously and winter heat is negligible. Typical vinyl replacement with impact-rated Low-E insulated glass: $750-$1,200 per opening.

Energy-Efficient Upgrade
North Palm Beach’s cooling-dominated climate makes SHGC and U-factor the critical specifications, not heating performance. We specify glazing with SHGC below 0.25 and U-factor below 0.30, which blocks infrared heat while maintaining visible light. The result is lower AC runtime without darkening rooms. In a village where original single-pane windows are still common, the upgrade is immediate and measurable. Energy-efficient impact upgrades run $850-$1,350 per opening depending on size and tint level.

Window Maintenance & Care
We do not perform standalone maintenance on windows we did not install. For our own installations, the 365-Day Done Right Promise covers adjustment, seal inspection, and hardware function. After that period, we offer documented inspection visits with photo records, priced at $150-$250 per property in North Palm Beach.

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 North Palm Beach
We draw from eight manufacturer lines specified by what the opening requires, not by what is in stock. For North Palm Beach’s salt-exposure conditions, we most often specify PGT and CGI impact-rated vinyl systems, with Therma-Tru entry door assemblies where the opening includes a door-wall combination. ViewLux geometric and custom shapes complete the specification when ranch homes are updated with contemporary window configurations. Every product is ordered to measured dimensions after survey, not pulled from warehouse inventory. Lead times vary by manufacturer and season; the written quote includes expected delivery window.
Common Window Replacement Problems We See in North Palm Beach Homes

- Original aluminum slider frames pit and oxidize from canal-grid salt air. The Anchorage, Prosperity Harbor, and streets like Clipper Lane see frame corrosion that seizes rollers and sash tracks within about 15 years. Windows become inoperable. The only fix is full-frame removal and replacement with salt-grade impact vinyl or aluminum-clad systems with marine-grade hardware.
- Jalousie and early single-pane aluminum windows carry no impact rating. These original 1960s installations fail current Florida Building Code wind-load requirements. They create permitting and insurance problems on sale, and they offer no protection during storm events. Replacement is not optional for homeowners who need a clear title or insurable property.
- Replacing with non-impact or inland-spec assemblies guarantees premature failure. We see this after homeowners choose budget contractors who install standard vinyl without impact rating or stainless hardware. The weatherstripping degrades in two seasons, the jamb hardware corrodes, and the homeowner pays for a second replacement within a decade. The price gap between coastal-spec and inland-spec is real. The cheap spec costs more.
- Canal-lot “dry-lot” homes suffer nearly oceanfront-level corrosion. Homeowners on interior streets are surprised to find their aluminum sliders pitted and inoperable. The canal grid puts virtually every North Palm Beach lot within salt-air range. Only marine-grade sealant, stainless fasteners, and impact-rated glazing provide realistic long-term performance.
Pricing for Window Replacement in North Palm Beach, FL
These are the ranges we quote in writing after measured survey, based on 2024-2025 North Palm Beach project data:
- Insert window replacement (rare, existing frame sound): $650-$900 per opening
- Vinyl replacement window, impact-rated, standard size: $750-$1,200 per opening
- Full-frame replacement into CBS opening, impact-rated vinyl: $950-$1,400 per opening
- Energy-efficient upgrade with Low-E insulated glass, impact-rated: $850-$1,350 per opening
- Large format or door-wall combination, impact-rated: $1,200-$2,800 per opening
- Custom geometric or architectural shapes: priced per survey
What moves a project within these ranges: opening size, glazing specification (clear vs. tinted vs. Low-E), frame material (vinyl vs. aluminum-clad), and the condition of the existing CBS opening. Stucco repair, if needed, is priced separately and shown on the written scope. We do not change the price once work starts. Bring us any competitor’s written estimate and we will review it at no charge - our Free Second Opinion.
We Also Serve Cities Near North Palm Beach

Our crews work throughout northern Palm Beach County, including North Palm Beach, Palm Beach Gardens, Palm Beach, West Palm Beach, and Jupiter. Each city’s building stock, salt exposure, and permit requirements differ; we adjust specification accordingly. Dispatch and scheduling are coordinated from our South Florida office.
Serving North Palm Beach, FL - Our Local Coverage Area
We’re based in the North 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 - Window Replacement in North Palm Beach

Yes. Palm Beach County’s design wind speed requirements apply to all structures, and the canal-grid salt exposure in North Palm Beach corrodes non-impact frames as aggressively as direct oceanfront. We specify impact-rated systems with marine-grade hardware for virtually every village property, not just Intracoastal homes. Call (772) 362-5402 for a measured survey and written quote.
Usually yes. CBS ranch homes in North Palm Beach have generous rough openings that accommodate full-frame retrofits with minimal stucco disturbance. We remove the existing frame, install new flashed nail fins, and patch with matching texture. The measured survey determines exact cutback and finish requirements. Call (772) 362-5402 to schedule your free survey.
Palm Beach County requires products rated for the local design wind speed, currently 170 mph for most North Palm Beach structures. We specify impact-rated products from PGT, CGI, and other verified lines that carry Florida Product Approval for this zone. The permit application includes the specific approval number. Call (772) 362-5402 and we will show you the documentation.
Yes, measurably. Original single-pane windows in North Palm Beach ranch homes transmit infrared heat continuously from March through November. Impact-rated Low-E insulated glass with SHGC below 0.25 blocks that heat load, reducing AC runtime. Our customers report lower bills immediately after installation, especially on west and south exposures. Call (772) 362-5402 for a free estimate.
Check for pitting on aluminum frames, seized rollers that prevent sash movement, degraded weatherstripping that allows visible light gaps, and water intrusion during rain. In North Palm Beach, canal-grid salt air causes these failures within 15 years for original aluminum installations. If two or more symptoms are present, the frame is typically not salvageable. Call (772) 362-5402 for a documented inspection and written scope.
Ready for a written price before any work starts? Call (772) 362-5402 to schedule your free measured survey. Our Window Replacement team will document your openings, specify the right impact-rated system for North Palm Beach’s salt-exposure conditions, and leave you with a quote that does not change.
Written by Sonia Raman, Owner at Sightline Windows & Doors, independently owned and operated under the Haven Standard since 2012.










Before
After
Before
After
Before
After