New windows and doors improve comfort, cut energy bills and add long-term value to your home. Sightline Windows & Doors Hobe Sound pairs proven product lines with our own installing crews for lasting performance - and a price we put in writing.
1. Choose your installer
The unit is half the job - the install is the other half. Our own background-checked crews measure, set, seal and insulate every opening, and they know the lines we quote inside and out because they install them every week.
2. Select the right products
Compare styles, materials and glass packages side by side until the fit is right for your rooms, your budget and your goals. The product-line comparison below is the place to start.
3. Prepare your home for install
Before install day we walk you through a short checklist - furniture pulled back, treatments down, a clear path to each opening - so install day is watch-it-happen, not scramble.
Compare the Lines We Quote
Every project is priced on the same lines, side by side - the price indicators below are relative, and your consultant shows exact numbers on your actual openings.
PGTThe line Florida homeowners arrive naming - the most Miami-Dade certifications in the industry$$$
- More Miami-Dade NOA certifications than any other line we quote
- WinGuard, EnergyVue and ClassicVue Max systems built for every wind zone
- 99% on-time delivery keeps your install date on the calendar
CGIThe heavyweight impact line$$$$$
- Large-missile impact ratings for the strictest wind zones
- Architectural-grade aluminum with commercial-depth frames
- The line we quote when protection is the whole point
CWSThe Florida value pick$$
- Vinyl systems built in Florida for Florida codes
- Strong energy packages at the friendliest price point
- The smart start for whole-home replacements on a budget
ESWSlim lines, big glass$$$$
- Narrow-sightline aluminum for modern elevations
- Oversized openings and floor-to-ceiling glass
- Impact-rated without the bunker look
ECOThe aluminum impact workhorse$$$
- Miami-built aluminum impact systems
- A strong price-to-protection ratio for coastal homes
- Proven inventory lines with short lead times
Fast, Reliable Window Replacement Across Lake Worth
Window replacement in Lake Worth runs $800-$1,800 per opening for impact-rated units, with whole-home packages starting around $8,000. Every permitted job here must carry Florida Product Approval and Miami-Dade NOA documentation because Lake Worth sits in a 160+ mph wind zone. Call (772) 362-5967 and we’ll schedule your measured survey - the written quote you receive is the same document our crew works from, start to finish.
We’ve replaced windows in Lake Worth’s Flamingo Park historic district, along the Lake Worth Lagoon corridor, and throughout the mid-century ranch neighborhoods west of I-95. Our crews coordinate dispatch from our Miami office and carry the full Haven Standard to every opening: measured survey, verified crew, documented photo record, and a written price that doesn’t change once work begins. The salt-laden air off the Intracoastal Waterway corrodes standard aluminum frames in a couple of seasons here - we see the pitting, the seal failures, the hardware that won’t operate - which is why we specify products rated for this exact coastal exposure.
Why Sightline Windows & Doors Hobe Sound Is Lake Worth’s Preferred Window Replacement Company

Our reputation in Lake Worth is built on documentation, not slogans. Every one of the 18,000+ openings we’ve installed since 2012 carries a written price from the first measurement and a photo record at completion. Lake Worth homeowners review our three-star ratings alongside the five-stars - they want to see how we respond when something needs correction. The 365-Day Done Right Promise, written into the Haven Standard on every job, means we return and make it right. No courtesy gestures, no verbal assurances.
Response time to Lake Worth is coordinated through our Miami office with live phone coverage 24/7. A real person answers, not a callback queue. Our background-checked, uniformed technicians carry license numbers you can verify before they arrive - Haven Clause 3, Verified Crews. The person at your door matches the person on the record.
Local knowledge matters here because Lake Worth’s housing stock is unlike neighboring Wellington or Royal Palm Beach. The density of 1920s-1960s CBS and wood-frame homes, many with original jalousie windows, intersects with Florida Building Code mandates requiring impact-rated products on any permitted replacement. We know which permits trigger historic preservation review in the Lake Worth Beach district, which openings require full frame replacement versus insert, and how to document compliance so your insurance carrier processes the wind mitigation credit.
Before
AfterOur Window Replacement Services in Lake Worth
Full Frame Replacement
Full frame replacement in Lake Worth is often the only viable path. The original jalousie windows in Flamingo Park and the historic east side cannot be retrofitted to meet impact requirements - the louvered frames lack the structural depth for laminated glass interlayers and the anchorage points for 160+ mph wind loads. We remove the entire frame, inspect the rough opening for salt-air corrosion or water intrusion common in pre-1970 CBS construction, and install a Florida Product Approved unit with documented Miami-Dade NOA numbers. The measured survey you keep shows every opening’s dimensions, design pressure rating, and product specification.

Insert Window Replacement
Insert replacement works when the existing frame is structurally sound and the opening already carries adequate wind-load anchorage. In Lake Worth’s 1970s-1990s vinyl or aluminum construction, particularly the ranch homes spreading west of Military Trail, we’ve found insert installations can preserve interior trim and reduce project scope. We still specify impact-rated inserts with laminated glass - the Florida Building Code doesn’t grant exceptions for insert methods in this wind zone. The quote distinguishes insert versus full frame by opening, so you see where each applies.

Vinyl Replacement Windows
Vinyl frames resist the salt-air corrosion that destroys standard aluminum in Lake Worth’s lagoon-adjacent neighborhoods. We specify vinyl products from ECO Window Systems and ES Windows with multi-chambered profiles and reinforced sashes rated for coastal exposure. The U-factor and SHGC values are printed on the quote - no guessing which performance tier you’re buying. For homeowners in Lake Worth Beach and along the Intracoastal, vinyl’s thermal break properties also reduce the condensation and frame sweating we see on metal units during humid summer months.

Energy-Efficient Upgrade
Energy-efficient window replacement in Lake Worth carries a dual payoff: lower cooling loads and qualification for the federal 25C energy credit. We specify low-E coatings and argon-filled glazing packages that meet the 0.30 U-factor / 0.23 SHGC thresholds for credit eligibility. In Lake Worth’s climate, where air conditioning runs eight months annually, the upgrade typically pays back through reduced utility consumption before any tax benefit. The written quote notes which configurations qualify for 25C and which do not - Haven Clause 1, Have it in writing.

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.
Trusted Brands We Service in Lake Worth

We draw from eight manufacturer lines - PGT, CGI, CWS, ES Windows, ECO Window Systems, Mr-Glass, Therma-Tru, and ViewLux - specified by what your opening requires, not by what sits in a warehouse. For Lake Worth’s coastal wind zone, we typically reach for PGT or CWS impact-rated lines with Miami-Dade NOA documentation already on file. ES Windows and ECO Window Systems cover energy-efficient and vinyl configurations at competitive price points. Mr-Glass handles custom laminated glass needs for geometric or oversized openings common in Lake Worth’s historic homes. Every product carries Florida Product Approval for this wind zone, and we stock hardware and sash components locally so repairs don’t wait on freight.
Common Window Replacement Problems We See in Lake Worth Homes
- Corroded single-track aluminum sliders in 1950s-1970s ranch homes, particularly west of I-95. Salt-laden air from the Lake Worth Lagoon accelerates frame pitting and bearing wear until the sash won’t slide or lock. Standard replacement units without coastal-grade anodizing repeat the failure in two to three seasons.
- Original jalousie windows with zero hurricane resistance throughout Flamingo Park and the historic east side. These louvered units cannot accept laminated glass or meet the anchorage requirements for 160+ mph design wind speeds. Every replacement is a full opening swap with permit documentation.
- Failed seals and fogged insulated glass in 1980s-2000s vinyl windows that weren’t specified for thermal cycling. Lake Worth’s humidity and direct sun exposure degrade edge seals faster than inland climates. We see this frequently in homes near the Golfview Heights area.
- Non-compliant replacements installed without Florida Product Approval, discovered when the homeowner files for wind mitigation credit or the unit fails inspection. Cheap quotes often omit the Miami-Dade NOA numbers, the design pressure documentation, or the permit pull - leaving you with windows that function but don’t count for insurance or code compliance.
What Window Replacement Costs in Lake Worth

Impact windows in Lake Worth generally run $800-$1,500 per window installed, with impact single-hung units at $900-$1,800. Large or custom openings - the geometric shapes common in mid-century Lake Worth homes, or picture windows facing the lagoon - scale to $2,500-$5,000. Whole-home packages for typical three- and four-bedroom residences start around $8,000 and can exceed $25,000 depending on opening count and product tier.
What moves the price in this market: floor height (second-story installs require scaffolding or lift equipment), frame material (vinyl versus aluminum versus composite), glass package (laminated impact versus standard insulated), and the structural condition of existing openings. Pre-1970 homes in Lake Worth’s historic districts frequently need rot repair or structural reinforcement once the original frame comes out - we document this during the measured survey and note it on the written quote, not as a change order later.
The quote you receive includes every line item: product, labor, permit, inspection, and documentation. No separate fees appear after you sign. Call (772) 362-5967 to schedule your free measured survey - the written price we deliver is the price on the final invoice.
Pricing for Window Replacement in Lake Worth, FL
Our Window Replacement team works from a single document: the measured survey you keep and the written quote derived from it. In Lake Worth’s market, we’ve found that homeowners researching contractors want to see dollar ranges before inviting anyone inside. The table below reflects what we quote for typical openings in this coastal Palm Beach County city, accounting for 160+ mph wind zone requirements and Florida Product Approval documentation.
| Service Type | Price Range (Lake Worth) |
|---|---|
| Impact single-hung replacement | $900 - $1,800 per opening |
| Standard impact window (fixed or casement) | $800 - $1,500 per opening |
| Large picture window or custom geometric | $2,500 - $5,000 per opening |
| Whole-home package (typical 3-4 BR) | $8,000 - $25,000+ |
| Full frame replacement with structural repair | Add 15-30% to base |
These ranges assume ground-floor installation in sound structural condition. Second-story work, historic preservation review requirements in the Lake Worth Beach district, and concealed water damage add scope we identify during the measured survey. We offer a Free Second Opinion on Any Written Estimate - bring us a competitor’s quote and we’ll review it at no charge, line by line, against what the code actually requires.
Florida Pays You Back

Several programs reduce the net cost of compliant window replacement in Lake Worth. The My Safe Florida Home program offers matching grants up to $10,000 for qualifying wind-mitigation upgrades - the program sets eligibility and funding availability, not us. Florida exempts impact-resistant windows and doors from sales tax, which applies at purchase. The federal 25C energy credit covers 30% of product cost on qualifying energy-efficient units, capped at $600 per year - your tax advisor confirms eligibility.
After installation, a wind-mitigation inspection ($75-$150 from a licensed inspector) documents the impact-rated products for your insurance carrier. Premium credits on the windstorm portion average around 25%, though carriers set final numbers. We provide the Florida Product Approval and Miami-Dade NOA documentation your inspector and carrier need - part of the Evidence on Every Job requirement under Haven Clause 4.
We Also Serve Cities Near Lake Worth
Our crews work throughout coastal Palm Beach County, including Lake Worth and the surrounding communities of Wellington, Greenacres, Royal Palm Beach, and Boynton Beach. Each city carries distinct wind-zone requirements and housing-stock characteristics - Wellington’s equestrian properties and newer construction present different opening challenges than Lake Worth’s historic jalousie inventory. We adjust product specification and documentation accordingly, never applying a one-size template across municipalities.
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 - Window Replacement in Lake Worth
Yes. Lake Worth sits in a 160+ mph wind zone under current ASCE 7 maps, and the Florida Building Code requires Florida Product Approved, impact-rated units on any permitted replacement regardless of HVHZ boundaries. The “outside HVHZ” distinction doesn’t exempt coastal Palm Beach County from impact requirements. Call (772) 362-5967 for an exact quote - estimates are free.
Typically yes, through wind-mitigation credits on the windstorm portion averaging around 25%, but your carrier sets the final number. The key is documentation: without Miami-Dade NOA and Florida Product Approval numbers, the installation doesn’t qualify for credit. Our quotes include this documentation as standard - Haven Clause 4, Evidence on Every Job. Call (772) 362-5967 for an exact quote - estimates are free.
Only within the locally designated historic district of Lake Worth Beach, which includes portions of Flamingo Park. The review applies to exterior alterations visible from the public right-of-way and can add two to four weeks to permitting. We identify district boundaries during the measured survey and note any preservation requirement on your written quote. Call (772) 362-5967 for an exact quote - estimates are free.
Jalousie frames lack the structural depth, anchorage points, and sash design to accept laminated glass interlayers or achieve the design pressures required for 160+ mph wind speeds. The louvered mechanism cannot be sealed against wind-driven rain at impact-rated pressures. Every jalousie replacement in Lake Worth is a full opening swap with a modern, code-compliant unit. Call (772) 362-5967 for an exact quote - estimates are free.
A compliant quote names the specific product by manufacturer and model, lists the Florida Product Approval number and Miami-Dade NOA for that configuration, states the design pressure rating in PSF (never exceeding +/-100 for residential), includes permit and inspection fees, and provides a documented photo record clause. Cheap quotes often omit the approval numbers, understate the wind-load requirement, or exclude permit costs - leaving you with non-compliant windows and no path to insurance credit. Call (772) 362-5967 for an exact quote - estimates are free.
Ready to replace your windows? Call (772) 362-5967 to schedule your free measured survey. You’ll receive a written, line-item quote before any work starts - the same document our crew works from, with no change orders, no surprises, and a 365-Day Done Right Promise stamped on every job.
Written by Sonia Raman, Owner at Sightline Windows & Doors, serving Lake Worth since 2012 under the Haven Standard.
Six Reasons Homeowners Choose Sightline Windows & Doors Hobe Sound
Impact systems engineered to design pressures up to +/-100, matched to your wind zone - your openings hold when the storm arrives.
Low-E insulated impact glass from our manufacturer lines commonly cuts monthly cooling bills 20-30%.
Laminated impact glass shuts out up to 40% of outside noise - traffic, neighbors, weather.
Monitoring services run $30-90 a month. Laminated impact glass resists forced entry around the clock, with no subscription.
Florida homeowners average around 25% savings on the windstorm portion of their policy after protecting every opening - some homes qualify for more.
A full impact package upgrades curb appeal, buyer confidence and appraised value in one project.
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