Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Impact Windows & Doors Across Lake Worth
Impact window replacement in Lake Worth typically runs $650-$1,400 per opening for standard vinyl impact units, with coastal-spec hardware and marine-grade finishes adding 15-25% over inland Palm Beach County pricing. Most Lake Worth homes require 12-20 openings, so full-house projects commonly fall between $9,500 and $24,000 depending on frame material, glass package, and whether Historic Preservation Board compliance is needed. Call (561) 354-3861 to schedule your free measured survey - the written quote we produce is the same document that governs the installation.
We serve Lake Worth from our South Florida scheduling office, with crews working the Lake Worth Lagoon corridor, the historic district south of downtown, and the residential blocks stretching west toward Greenacres. Salt air here is not an abstract concern. We’ve pulled jalousie frames off 1950s CBS bungalows near the Intracoastal where aluminum stiles had corroded through in eight years, not because the product failed but because the specification was inland-grade. Lake Worth’s waterfront exposure demands coastal-spec materials - stainless or hot-dip galvanized fasteners, bronze anodized or marine-grade painted frames, and sealed glazing joints - and the price gap between coastal and inland specification is real. The cheap spec always costs more on the back end.
Why Sightline Windows & Doors West Palm Beach Is Lake Worth’s Preferred Impact Windows & Doors Company
We’ve completed impact window and door installations on homes from the historic Mediterranean Revival core near Lake Avenue to the mid-century ranch neighborhoods west of Interstate 95. Lake Worth’s housing stock is older and denser than Wellington’s or Royal Palm Beach’s, and that density means our crews have navigated tight setbacks, zero-lot-line properties, and the Historic Preservation Board’s sightline requirements on dozens of jobs. The measured survey you keep documents every opening dimension, every structural condition, and every code trigger we find - before any work starts.
Our technicians are background-checked, uniformed, and identified by license number before arrival - Haven Clause 3, Verified Crews. Every completed job carries the 365-Day Done Right Promise written into the Haven Standard: if it’s not done right, we make it right. Not as a courtesy. As a clause. Every job also leaves a documented photo record, and every customer receives the written scope they signed, unchanged from quote to invoice. Haven Clause 1: Have it in writing. Haven Clause 5: No surprises.
Calls are answered by a live person, 24/7. Not a voicemail queue, not a callback window. If you’re reviewing a competitor’s written estimate, bring it to us - our Free Second Opinion on Any Written Estimate means we’ll review their scope and pricing at no charge.
Our Impact Windows & Doors Services in Lake Worth

Impact-Resistant Windows
Impact-resistant windows in Lake Worth must carry Florida Product Approval for the Wind-Borne Debris Region, which covers all of Palm Beach County. We specify laminated glass interlayers - typically PVB or SentryGlas - that hold the pane intact even if the outer lite shatters. For Lake Worth Lagoon properties, we pair this with coastal-spec frames: 6063-T6 aluminum with bronze anodized or Kynar 500 finishes, or reinforced vinyl with heat-welded corners and stainless hardware. The salt air near the Intracoastal destroys standard painted steel jamb components in five to seven years. We don’t install them here.

Hurricane Impact Windows
Hurricane impact windows for Lake Worth homes are rated by design pressure - DP rating - which measures structural load under cyclic wind pressure. Most Lake Worth homes need DP-50 or higher for the exposure category, with waterfront properties on the Lagoon often requiring DP-60. We calculate this from your specific address, not from a zip-code table. Our Impact Windows & Doors team pulls permit applications that include the DP calculation, the Florida Product Approval number, and the HVHZ compliance certificate. For historic district properties, we simultaneously submit Historic Preservation Board documentation showing matching muntin profiles and frame colors.

Single Hung Impact Windows
Single hung impact windows - fixed upper sash, operable lower sash - are the workhorse replacement for Lake Worth’s original jalousie openings. The vertical proportions of 1940s and 1950s CBS construction often match single hung dimensions without structural modification, which matters when the Historic Preservation Board is reviewing sightlines. We stock single hung units from CWS and ES Windows in white and bronze, with custom color matching available through ECO Window Systems for period-appropriate terra cotta or olive tones. Every unit carries a documented Florida Product Approval and a written U-factor/SHGC performance sheet.

Double Hung Impact Windows
Double hung impact windows, with both sashes operable, suit Lake Worth’s two-story homes and attic conversions where upper-floor ventilation matters. The tilt-in feature for cleaning is useful on zero-lot-line properties where ladder access is tight - common in the historic district. We specify double hung units with stainless balance systems and marine-grade sill caps. The coastal-spec version adds $85-$140 per opening over standard hardware, but we’ve replaced too many corroded standard balances in Lake Worth Beach to recommend anything else.

Wind Mitigation & HVHZ Code Compliance
Wind mitigation and HVHZ code compliance is where Lake Worth jobs separate from inland Palm Beach County work. Palm Beach County’s Wind-Borne Debris Region designation means every replacement opening must either carry impact-rated glazing or be protected by approved shutters. For 1920s-1950s homes with original jalousie or steel casement windows, this turns a routine replacement into a full code-compliance project. We handle the permit application, the Florida Product Approval documentation, and the wind mitigation inspection. The homeowner’s completed wind mitigation report, filed under Florida Statute 627.0629, often qualifies for insurance premium credits that offset project costs over time.

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 Lake Worth
We specify from eight manufacturer lines - PGT, CGI, CWS, ES Windows, ECO Window Systems, Mr-Glass, Therma-Tru, and ViewLux - chosen by what the opening requires, not by what is in stock. For Lake Worth’s salt-air exposure, we frequently draw from CWS’s coastal-grade vinyl line and ES Windows’ laminated impact glass packages with stainless hardware options. Mr-Glass provides custom geometric and radius-top units for Mediterranean Revival arched openings in the historic district. We do not push a single brand; we match the product to the performance tier, the code requirement, and the budget. Local parts availability means most Lake Worth repairs and adjustments turn around within 48 hours.
Common Impact Windows & Doors Problems We See in Lake Worth Homes

- Salt-air corrosion of aluminum frames and painted steel hardware on original jalousie openings near the Intracoastal. The corrosion pits the frame surface, compromises the glazing bead seal, and lets impact-rated glass units loosen long before the laminated interlayer is stressed. We see this on eight- to twelve-year-old replacements where inland-spec hardware was installed. The fix is coastal-spec stainless or bronze anodized components from the start.
- Historic Preservation Board permit holds on stock-profile impact windows submitted for 1930s Mediterranean Revival homes. The Board requires matching sightlines, muntin profiles, and often custom frame colors before the permit clears. Contractors who submit standard white vinyl double hungs without this review face delays of six to ten weeks. We pre-submit period-matched documentation with every historic district application.
- Outdated single-pane steel casement and jalousie openings lacking design pressure ratings for the Wind-Borne Debris Region. These were legal when installed but cannot be replaced like-for-like under current code. The job becomes a full HVHZ compliance project with structural reinforcement, new headers, and impact-rated glazing. We document the existing condition with photos, specify the required upgrades in writing, and pull the permit.
- Failed sealed units in original impact windows from the 2004-2005 post-hurricane installation wave. Many Lake Worth homes received their first impact windows after the 2004-2005 season, and those twenty-year-old units are now showing seal failure, fogging between lites, and degraded low-E coatings. We assess whether the frames are structurally sound for reglazing or whether full replacement is the documented recommendation.
Pricing for Impact Windows & Doors in Lake Worth, FL
Here is what impact window and door installation costs in Lake Worth’s market, based on the measured surveys we’ve completed since 2012:
| Service | Typical Range in Lake Worth |
|---|---|
| Standard vinyl single hung impact window (coastal-spec hardware) | $650 - $950 per opening |
| Aluminum impact window, bronze anodized finish | $850 - $1,250 per opening |
| Double hung impact window, coastal-spec | $780 - $1,150 per opening |
| Horizontal roller/sliding impact window | $720 - $1,100 per opening |
| Impact-rated entry door, standard size | $2,400 - $4,200 |
| Impact sliding glass door (two-panel) | $3,800 - $6,500 |
| Historic district custom sightline/muntin match | Add 18-30% to base unit |
| Full-house project, 15-opening typical Lake Worth home | $11,000 - $22,000 |
What moves the price: frame material (vinyl vs. aluminum vs. wood-clad), glass package (standard laminated vs. enhanced low-E vs. impact-insulated), coastal-spec hardware upgrade, historic district custom work, and structural modifications for HVHZ compliance. We do not estimate over the phone. Every project begins with a measured survey you keep, and the written quote cannot differ from that document. Call (561) 354-3861 to schedule yours - estimates are free, and we review competitor quotes at no charge.
We Also Serve Cities Near Lake Worth

Our crews work throughout central Palm Beach County, including Lake Worth and the surrounding communities of Wellington, Greenacres, Royal Palm Beach, and West Palm Beach. Each city has distinct code jurisdictions, wind exposure categories, and housing stock characteristics - we adjust our specifications accordingly, not copy the same scope across municipal boundaries.
Serving Lake Worth, FL - Our Local Coverage Area
We’re based in the Lake Worth 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 - Impact Windows & Doors in Lake Worth

Yes. Both are required. The Wind-Borne Debris Region permit is mandatory for all of Palm Beach County, and the Historic Preservation Board reviews any exterior alteration in the historic district for sightline and profile compatibility. We submit both applications simultaneously, with period-matched documentation, to prevent the six- to ten-week delays that occur when contractors file them separately or use stock profiles. Call (561) 354-3861 and we’ll review your specific property’s requirements - estimates are free.
Inland-spec aluminum with standard painted steel hardware shows pitting and seal compromise in five to seven years on Lagoon-front properties. Coastal-spec bronze anodized or Kynar-finished frames with stainless hardware last fifteen to twenty years under the same exposure. The price gap is 15-25% upfront. The replacement gap is 100% of the job, twice. Call (561) 354-3861 for a written specification that names the hardware grade.
Yes, if the installation is documented with a completed wind mitigation inspection and the products carry current Florida Product Approval. On a 1948 CBS bungalow off South Federal Highway near the Lake Worth Lagoon, our crew pulled corroded steel casement sashes and rebuilt the openings with laminated glass interlayer impact units in a custom bronze anodized frame the Historic Preservation Board approved. The original cast-iron hardware was replaced with stainless components, and the homeowner’s wind mitigation report later qualified for the Florida Statute 627.0629 insurance credit. Not every job achieves the full credit tier - we document what your specific installation qualifies for in writing. Call (561) 354-3861 to discuss your property.
Yes, measurably. Low-E coatings with appropriate SHGC values for south Florida - typically 0.25 or below - reduce solar heat gain through glazing by 40-60% compared to clear single-pane or early tinted glass. On a typical 1,800-square-foot Lake Worth home with original jalousie windows, we see modeled cooling load reductions of 15-22% after full replacement with low-E impact units. The actual utility savings depend on your insulation, ductwork, and thermostat habits; we provide the performance specs, not a promise of a specific dollar amount. Call (561) 354-3861 for the U-factor and SHGC documentation on any product we specify.
We check the existing frame embedment and the structural integrity of the jamb returns. CBS block homes of that era often have steel casement or jalousie frames set directly into the masonry with minimal or deteriorated flashing. Salt air has usually corroded the frame legs and compromised the block surface behind them. We document this with photos, specify any required masonry repair in the written scope, and verify that the new impact unit’s fastening pattern will achieve the design pressure rating without pulling from compromised substrate. Call (561) 354-3861 to schedule the measured survey - estimates are free.
Written by Sonia Raman, Owner at Sightline Windows & Doors, serving Lake Worth since 2012 under the Haven Standard.










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