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 typically runs $650-$2,400 per opening depending on whether you’re swapping a standard insert or reframing for impact-rated units, and most measured surveys are scheduled within 48 hours. We’re the Window Replacement team at Sightline Windows & Doors, and our crews work North Palm Beach regularly - from the canal-front ranches along the Intracoastal to the CBS homes off PGA Boulevard and Lighthouse Drive. Dispatch and scheduling run through our South Florida office, but the technicians who arrive at your door are the same ones who’ve pulled jalousie assemblies and reframed openings in this village for years. Call (561) 475-1246 to schedule your free measured survey.
Why Sightline Windows & Doors North Palm Beach Is North Palm Beach’s Preferred Window Replacement Company
We’ve completed thousands of installations across Palm Beach County, and North Palm Beach keeps us busy for a specific reason: this village’s 1955-1975 housing stock is hitting simultaneous failure points. Original aluminum frames, jalousie operators, and the waterproofing behind them are giving out all at once. Our North Palm Beach customers find us because they’re reading three-star reviews and want to see prices, documentation, and license numbers before anyone steps on their property.
Every technician we send is background-checked, uniformed, and identified by license number before arrival - Haven Clause 3, Verified Crews. The measured survey you receive is yours to keep, and the written quote cannot differ from that document. Haven Clause 1. Our 365-Day Done Right Promise is stamped on every job, not offered as a courtesy. If it’s not done right, we make it right. And every completed installation leaves a documented photo record, so you have evidence of what was done and how.
Calls are answered by a live person, 24/7. Not a voicemail queue. Not a callback window.
Our Window Replacement Services in North Palm Beach

Full Frame Replacement
Full frame replacement is what most North Palm Beach homes actually need. The village’s building department - separate from Palm Beach County’s - requires permits even for like-for-like swaps, and inspectors specifically reject any attempt to re-fit original jalousie rough openings with non-impact units. Because jalousie windows cannot be made impact-rated at all, compliance means pulling the entire assembly and reframing for modern impact-rated units. On a canal-front ranch off Lighthouse Drive, our tech pulled a 1970s jalousie assembly and found the original opening framed with 2x4s set flat, no jack studs, and stucco that had been wet for years behind the sill. We wrote the reframe, new pressure-treated jamb, and impacted sill pan as a priced allowance before demolition, then set PGT impact-rated units with laminated glass interlayer on the corrected rough opening. The homeowner had the signed scope in hand before we touched the wall. That’s how we work in North Palm Beach.

Insert Window Replacement
Insert replacement - fitting a new unit into an existing frame - is possible in North Palm Beach, but only where the original frame is structurally sound and the opening already meets impact-rated dimensions. We rarely find this in the village’s 1955-1975 ranches. The original aluminum frames are typically corroded by salt air off the Intracoastal, and the geometry of jalousie openings doesn’t match modern unit sizes. We’ll tell you honestly if an insert will pass inspection. If not, we price the full frame alternative in writing before any work starts.

Vinyl Replacement Windows
Vinyl frames hold up well in North Palm Beach’s marine environment when specified correctly. We source from ECO Window Systems and ES Windows, selecting frames with UV-stabilized exterior surfaces and internal chambers designed for thermal break performance. The key is matching the product to the opening’s exposure - canal-front homes with direct Intracoastal wind see different loading than interior lots off PGA Boulevard. Our measured survey records sightline dimensions, frame condition, and exposure class. The quote reflects what we found, not what we hope to sell.

Energy-Efficient Upgrade
Energy-efficient upgrades in North Palm Beach deliver measurable returns because the cooling load here is extreme. We specify products by U-factor and SHGC - solar heat gain coefficient - to match each elevation. West- and south-facing openings get lower SHGC glass to reject afternoon gain. North-facing openings prioritize U-factor for thermal transfer resistance. The original single-pane aluminum windows in these 1955-1975 ranches typically run U-factors above 1.0. Modern impact-rated units from ES Windows or ECO Window Systems can cut that by more than half. Your measured survey includes a performance comparison so you see the numbers before deciding.

Window Maintenance & Care
Maintenance extends service life, but in North Palm Beach it has limits. Salt-air corrosion degrades weatherstripping seals and hardware operators faster than inland Palm Beach County communities. We inspect frame drainage paths, weep holes, and sill pan integrity - the details that prevent water from tracking into CBS wall cavities. When maintenance is no longer cost-effective, we document the findings and quote replacement under the same written-price protocol.

What happens when you call
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A real person answersNo phone trees - you reach a local pro.
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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.
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AfterTrusted Brands We Service in North Palm Beach
We draw from eight manufacturer lines, specifying by what the opening requires rather than what sits in a warehouse. For North Palm Beach’s impact and energy demands, we regularly install PGT and CGI for impact-rated performance, ES Windows and ECO Window Systems for thermal efficiency in vinyl framing, and Therma-Tru where door systems need matching specification. Mr-Glass supplies laminated interlayers and custom glazing for geometric or oversized openings. Every product is ordered to the measured survey, not pulled from stock. Turnaround depends on manufacturer lead times, which we disclose in writing with your quote.
Common Window Replacement Problems We See in North Palm Beach Homes

- Re-using original jalousie rough openings. The framing is undersized and the opening geometry doesn’t match modern impact units. A non-impact budget swap gets flagged by the village inspector and forces a full reframe anyway. We price the correct scope from the start.
- Salt-air corrosion on original aluminum frames and hardware. Canal-front and Intracoastal lots see weatherstripping seals and operators degrade decades ahead of inland homes. Fifty-year-old sliders and casements here often fail before the glass does.
- Deferred waterproofing behind the sill. Stucco over CBS lets water track behind a failed sill pan. A replacement installed without a new pan and flashing detail leaks into the wall cavity within a season or two. We include sill pan replacement as a standard line item when our survey indicates risk.
- Outdated wiring and framing surprises in walls opened for replacement. On older North Palm Beach ranches, we regularly find knob-and-tube remnants, ungrounded circuits, or 2x4s set flat with no jack studs. Our contracts include written allowances for reframe and electrical coordination, priced and approved before demolition.
Pricing for Window Replacement in North Palm Beach, FL
A standard insert window replacement in North Palm Beach runs $650-$1,100 per opening when the existing frame is sound. Full frame replacement, which most village homes require, typically ranges $1,400-$2,400 per opening depending on size, impact rating, and whether reframe or sill pan replacement is needed. Energy-efficient upgrades with low-U-factor, low-SHGC specification add $150-$400 per unit over base impact-rated pricing.
| Service Type | Price Range (Per Opening) |
|---|---|
| Insert Window Replacement | $650 - $1,100 |
| Full Frame Replacement (standard impact-rated) | $1,400 - $2,100 |
| Full Frame with Reframe/Sill Pan Replacement | $1,800 - $2,400 |
| Energy-Efficient Upgrade (low U-factor/SHGC) | Add $150 - $400 |
| Custom or Geometric Units | $2,200 - $4,500+ |
What moves the number: opening size, floor level (lift access), frame condition, whether the village inspector requires reframe, and product tier selected. Our measured survey gives you the exact price before any work starts. Haven Clause 1. Free Second Opinion on any written estimate - bring us a competitor’s quote and we’ll review it at no charge. Call (561) 475-1246.
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 has distinct building departments, code interpretations, and housing stock conditions. We adjust our survey protocol and permit coordination accordingly.
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. North Palm Beach maintains its own building department separate from Palm Beach County, and permits are required even for like-for-like window replacements. Inspectors specifically flag any attempt to re-use original jalousie rough openings with non-impact units, which effectively mandates full impact-rated system replacement for compliance. We pull permits as standard on every job and coordinate inspections on your behalf. Call (561) 475-1246 to schedule your measured survey - estimates are free.
Jalousie windows cannot be made impact-rated under any current Florida Building Code provision, and North Palm Beach inspectors will not approve them for wind-load compliance. The slatted design, multiple moving parts, and inability to accept laminated glass interlayers make impact rating structurally impossible. Repair might extend operation briefly, but it does not solve compliance. Full unit replacement is the only path to a passed inspection. We price that scope honestly from the measured survey.
We inspect first, write allowances into the contract, and price any surprise in writing before touching it. Our measured survey includes thermal imaging and probe inspection where accessible to identify moisture intrusion, framing degradation, or electrical issues. When demolition reveals something unexpected - wet stucco, undersized framing, outdated wiring - we stop, document with photos, and present a written change order with exact pricing. No work proceeds without your signature. That’s Haven Clause 5: No surprises.
Yes, measurably. Original single-pane aluminum windows in North Palm Beach’s 1955-1975 ranches typically run U-factors above 1.0 with no solar heat gain control. Modern impact-rated units from ES Windows or ECO Window Systems can cut U-factor by 50% or more and reduce SHGC to 0.25 or below on specified elevations. The cooling load reduction is most pronounced on west- and south-facing openings. Your measured survey includes a performance comparison with projected thermal improvement.
Most Florida insurers offer wind mitigation credits for impact-rated openings that meet or exceed the Florida Building Code’s high-velocity hurricane zone requirements. North Palm Beach sits in such a zone, so properly permitted and inspected impact window and door installations typically qualify. We document every installation with photos, permit records, and product approval numbers to support your mitigation inspection. Call (561) 475-1246 and we’ll explain what documentation your specific insurer requires.
Ready to see exactly what your North Palm Beach home needs? Call (561) 475-1246 to schedule your free measured survey. You’ll receive a written price before any work starts, a documented photo record when the job is done, and the 365-Day Done Right Promise stamped on every installation. Haven Standard since 2012.
Written by Sonia Raman, Owner at Sightline Windows & Doors, serving North Palm Beach since 2012.










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