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 frame type, glazing specification, and whether the rough opening needs rebuilding. Most full-frame replacements in the village require impact-rated units under Florida Building Code wind-speed requirements, and our crews complete standard installations in one to two days once materials arrive. Call (561) 461-2062 to schedule your measured survey - the written quote you receive is the same document that governs the installation.
We serve North Palm Beach from our South Florida coordination office, with crews dispatched to the village daily. Whether you’re updating original aluminum jalousies in a 1960s CBS ranch off Prosperity Farms Road or specifying oversized impact units for a waterfront teardown on the Intracoastal, our Window Replacement team measures once and quotes in writing before any work starts. The salt-air envelope here is unlike inland Palm Beach County, and that changes what gets specified.
Why Sightline Windows & Doors Lantana Is North Palm Beach’s Preferred Window Replacement Company
We’ve completed window and door replacements across North Palm Beach since 2012, from the original ranch homes near Anchorage Park to custom rebuilds along the Lake Worth Lagoon. Every one of those 18,000+ openings left a documented photo record and a written price that matched the initial measured survey - Haven Clause 1, Have it in writing.
Our North Palm Beach customers find us by reading three-star reviews, not five-star fluff. They want to know what happens when something goes wrong, and our answer is the 365-Day Done Right Promise written into the Haven Standard - if it’s not done right, we make it right. No verbal assurances. The promise is stamped on every job.
Calls to (561) 461-2062 are answered by a live person, 24/7. Not a callback window. Not a voicemail queue. Scheduling and dispatch are coordinated from our Miami office, but the crew that arrives at your North Palm Beach home is background-checked, uniformed, and identified by license number before they step out of the van - Haven Clause 3, Verified Crews.
The local knowledge that matters here: we know that a home three blocks from Prosperity Farms Road can show the same salt-pitting and frame oxidation as direct oceanfront property. In North Palm Beach, there is no true interior buffer from saltwater air. Installers who quote from inland markets routinely miss corroded rough openings and deteriorated anchor points in the CBS block, and that mistake becomes a change order.
Our Window Replacement Services in North Palm Beach

Full Frame Replacement
Full frame replacement removes the entire window unit including frame, sash, and exterior trim, down to the rough opening. In North Palm Beach, this is often necessary on 1950s-70s village homes where original aluminum jalousie or single-pane sliders have salt-corroded frames and the CBS block itself has deteriorated anchor points. We rebuild the opening, install marine-grade flashing, and set impact-rated units that meet the village’s 160+ mph wind-speed design zone. The measured survey documents every jamb depth and framing condition; the written quote cannot differ from that document.

Insert Window Replacement
Insert replacement fits a new window into the existing frame, preserving exterior trim and interior millwork. This works in North Palm Beach when the original frame is structurally sound and the rough opening is free of salt corrosion. We see this option less frequently in the village than in inland markets because the universal salt-air envelope attacks frames uniformly, but when conditions allow, it’s a faster path with less interior disruption. Our survey includes a frame moisture reading and anchor-point inspection to confirm candidacy.

Vinyl Replacement Windows
Vinyl frames are specified for North Palm Beach homes where cost efficiency and thermal performance are the priority. Not all vinyl performs equally here: the salt-air envelope demands specific stabilizers in the PVC compound and marine-grade hardware fasteners. We specify vinyl from manufacturers including ECO Window Systems, whose formulations include UV and salt-spray resistance testing for coastal Florida conditions. The wrong vinyl, installed without accounting for thermal expansion in high-humidity salt air, will sag, yellow, and fail early.

Energy-Efficient Upgrade
Energy-efficient replacement in North Palm Beach means more than low-E coating. The combination of intense solar gain, high humidity, and salt-air corrosion requires glazing packages with low U-factor, low SHGC (Solar Heat Gain Coefficient), and warm-edge spacers that won’t degrade in coastal conditions. We specify units from ES Windows and CWS with laminated interlayers for impact rating plus low-E and argon fill for thermal performance. The result is a window that satisfies both the Florida Building Code wind requirement and the homeowner’s FPL bill.

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.
Before
AfterTrusted Brands We Service in North Palm Beach
We draw from eight manufacturer lines - PGT, CGI, CWS, ES Windows, ECO Window Systems, Mr-Glass, Therma-Tru, and ViewLux - specified by what the opening requires, not by what is in stock. For North Palm Beach’s salt-air conditions, we frequently specify CWS and ES Windows impact-rated lines with marine-grade aluminum alloy or fiberglass frames, and ECO Window Systems vinyl where thermal performance is the primary driver. Mr-Glass laminated products serve custom oversized openings common in waterfront teardown-rebuilds. We do not push inventory. We measure the opening, document the conditions, and specify accordingly.
Common Window Replacement Problems We See in North Palm Beach Homes

- Salt-corroded aluminum frames and failed operators on original jalousie windows. The 1960s CBS ranch homes near Prosperity Farms Road and Anchorage Park still carry these units. The frames pit, the cranks seize, and the weatherstripping crumbles into the block - but the rough opening itself is often corroded enough that anchor points must be rebuilt before new units go in.
- Single-pane aluminum sliders with no impact rating and high air infiltration. These were standard village construction through the early 1970s. They leak conditioned air, rattle in wind events, and fail current code for any permitted replacement. The Florida Building Code effectively mandates impact-rated glazing for any new window in North Palm Beach’s wind zone.
- Premature seal failure on replacement windows spec’d for inland conditions. A vinyl or aluminum unit rated for standard Palm Beach County inland exposure will oxidize faster and lose argon fill sooner in North Palm Beach’s dual-water salt envelope. Marine-grade alloy and corrosion-resistant hardware are not upgrades here; they are minimum specifications.
- Custom oversized openings with long lead times that compress the installation calendar. Waterfront teardowns and architect-designed rebuilds require engineered impact units that can take 8-14 weeks to manufacture. The labor itself is two days. The schedule is set by material lead time, not crew availability - and that coordination must happen before any millwork or trim package is ordered.
Pricing for Window Replacement in North Palm Beach, FL
| Service Type | Typical Range Per Opening |
|---|---|
| Insert window replacement (vinyl, standard size) | $650 - $1,100 |
| Full frame replacement (vinyl, impact-rated) | $1,200 - $1,800 |
| Full frame replacement (fiberglass or marine-grade aluminum, impact-rated) | $1,600 - $2,400 |
| Custom oversized impact unit (engineered, long-lead) | $2,200 - $4,500+ |
| Rough opening rebuild (corroded anchor points, CBS block repair) | $400 - $900 per opening |
What moves a North Palm Beach job within these ranges: frame material, glazing specification, whether the rough opening needs rebuilding due to salt corrosion, and whether the unit is standard or custom-sized. Every job begins with a measured survey you keep; the written quote cannot differ from that document. Bring us a competitor’s written estimate and we will review it at no charge - our Free Second Opinion. Call (561) 461-2062 to schedule.
We Also Serve Cities Near North Palm Beach

Our crews work throughout northern Palm Beach County, including Window Replacement in North Palm Beach and neighboring Palm Beach Gardens, Palm Beach, West Palm Beach, and Royal Palm Beach. Each market has distinct conditions - inland wind zones, different housing vintages, varying salt exposure - and our specifications adjust accordingly. The measured survey and written quote process is identical across every location.
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

Impact-rated glazing is effectively mandatory, not optional. North Palm Beach sits in a Florida Building Code high wind-speed design zone of approximately 160+ mph, which requires impact-rated windows and doors for any permitted replacement. Your insurance underwriter will also expect current code compliance. Call (561) 461-2062 for a measured survey and written specification.
North Palm Beach is a narrow peninsula flanked by the Atlantic Ocean and the Intracoastal Waterway; even interior lots sit within a few hundred yards of open saltwater on at least one side. This universal salt-air envelope compresses the corrosion cycle on aluminum frames, seals, and hardware across the entire village. A vinyl window that performs in inland Palm Beach County can fail early here. Marine-grade frame alloy and corrosion-resistant hardware matter on every replacement, not just oceanfront tear-downs.
The installation labor itself is typically one to two days. The calendar is set by material lead time, not crew scheduling. Custom oversized impact units for architect-designed rebuilds or waterfront teardowns can take 8-14 weeks to manufacture. We fix the price in writing before ordering so the lead time does not become a change order. Coordinate your millwork and trim package around the material delivery date, not the install date.
We install and replace across eight manufacturer lines: PGT, CGI, CWS, ES Windows, ECO Window Systems, Mr-Glass, Therma-Tru, and ViewLux. For North Palm Beach’s salt-air conditions, we frequently specify CWS and ES Windows impact-rated products with marine-grade frames, and ECO Window Systems vinyl where thermal performance is prioritized. Every specification is documented in your measured survey with performance data - U-factor, SHGC, design pressure rating - not just brand names.
Many North Palm Beach homeowners see premium reductions after installing Florida Building Code-compliant impact-rated windows and doors, particularly if the upgrade brings the home into current wind-mitigation standards. The exact reduction depends on your carrier, current policy, and whether the installation triggers a re-inspection credit. We document every unit’s Miami-Dade or Florida Product Approval number in your photo record for your underwriter. Call (561) 461-2062 and we will review what documentation your specific carrier typically requires.
Written by Sonia Raman, Owner at Sightline Windows & Doors, serving North Palm Beach since 2012 under the Haven Standard.










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