New windows and doors improve comfort, cut energy bills and add long-term value to your home. Sightline Windows & Doors Clewiston 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 Westgate
Window replacement in Westgate, FL typically runs $900-$1,800 per opening for impact-rated single-hung units in standard sizes, with whole-home retrofits for the area’s 1,000-1,500 sq ft CBS ranch homes starting around $8,000 and climbing past $25,000 for custom configurations. Most Westgate jobs require custom sizing because the original hand-poured concrete rough openings in these 1950s-1970s homes are rarely square or plumb. Call (863) 509-1135 to schedule your free measured survey and written quote - the document we use to order your units is the same one you keep, and it does not change.
We serve Westgate from our Miami office, with crews working Palm Beach County’s unincorporated CDPs weekly. The brand has completed more than 18,000 openings since 2012, every one with a written price before work started and a documented photo record when finished. Our Window Replacement team knows the difference between a Royal Palm Beach new build with factory-perfect openings and a 1962 CBS ranch off Westgate Avenue where the rough concrete varies by an inch.
Why Sightline Windows & Doors Clewiston Is Westgate’s Preferred Window Replacement Company

We are independently owned and operated under the Haven Standard, not a franchise network, and we have worked Palm Beach County’s wind-borne debris region long enough to know why Westgate homeowners call. The insurance pressure is real - Citizens Insurance and private carriers are denying renewals or demanding Florida Product Approval-rated impact glazing before they will issue wind mitigation credits. We have replaced original jalousie windows in Westgate bathrooms that predated hurricane codes by decades, and we have documented every opening for the homeowner’s filing.
Our technicians are background-checked, uniformed, and identified by license number before arrival - Haven Clause 3, Verified Crews. The person at your door matches the person on the record. Calls are answered by a live person, 24/7, not a voicemail queue. And every job carries the 365-Day Done Right Promise written into the Haven Standard: if it is not done right, we make it right.
Westgate homeowners research before they call. They read three-star reviews for the specifics. They want prices on the page and a text option. We put the written quote in your hands before any tool is lifted, and we will review any competitor’s written estimate at no charge - our Free Second Opinion.
Before
AfterOur Window Replacement Services in Westgate
Full Frame Replacement
Full frame replacement is what most Westgate homes actually need. The original 1960s single-pane aluminum sliders were set into hand-poured concrete that was never meant to accept modern impact-rated units. We remove the entire frame, address the rough opening, and install new construction-grade impact windows with proper flashing tied into the stucco. On a recent job off Westgate Avenue, the rough opening was nearly an inch out of plumb. We fabricated custom-sized PGT impact-rated glazing with an adaptor frame rather than forcing a stock unit, then shimmed, flashed, and tied the new units into the stucco. The lead time on the custom units, not the install, set the calendar. This is standard for Westgate, not exceptional.

Insert Window Replacement
Insert replacement - fitting a new unit inside the existing frame - works only where the original frame is square, plumb, and structurally sound. In Westgate’s CBS housing stock, that is rare. We will tell you honestly if your openings qualify, and we will show you the frame readings that prove it. Where inserts do work, they save labor and stucco repair. Where they do not, we document why and move to full frame. No surprises.

Vinyl Replacement Windows
Vinyl frames resist the oxidation and seal failure that South Florida’s UV radiation and high humidity accelerate in aging aluminum. For Westgate homeowners replacing original 1960s aluminum sliders, vinyl impact-rated units from ECO Window Systems or Mr-Glass offer lower U-factors and better SHGC ratings than the single-pane glass they replace. We specify by performance tier and price range, not by what is in stock. The measurement and the quote are the same document.

Energy-Efficient Upgrade
Low-E insulated impact glass cuts solar heat gain, which matters in Westgate where summer cooling loads run high and the original single-pane aluminum frames conducted heat straight through. We calculate the energy performance difference between your current glazing and the replacement units, and we document the ratings - U-factor, SHGC, visible light transmittance - on the written quote. The federal 25C energy credit covers 30% of product cost on qualifying units, up to $600 per year.

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 Westgate

We draw from eight verified manufacturer lines - PGT, CGI, CWS, ES Windows, ECO Window Systems, Mr-Glass, Therma-Tru, and ViewLux - specified by what the opening requires, not by margin. For Westgate’s retrofit market, we regularly specify ES Windows and ECO Window Systems impact-rated vinyl units, and Mr-Glass configurations where custom sizing or specialized glazing is required. All carry Florida Product Approval numbers matched to Palm Beach County’s wind zone. We do not stock inventory in a warehouse and push what we own; we measure, order, and install to the opening.
Common Window Replacement Problems We See in Westgate Homes
- Out-of-square rough openings in CBS construction. The hand-poured concrete in 1950s-1970s Westgate ranch homes varies enough that stock-sized impact units rarely fit without custom fabrication or adaptor frames. Retrofitting stock units anyway leaves gaps that defeat waterproofing and can void the unit’s rated performance.
- Original jalousie windows in bathrooms and utility rooms. These louvered glass units predate Florida’s modern hurricane codes entirely and fail current Palm Beach County code. Insurers use them as grounds to deny wind mitigation credits, even when the rest of the home is upgraded.
- Accelerated aluminum frame oxidation from UV and humidity. Westgate’s inland Palm Beach County location delivers intense sun and high ambient moisture that corrodes seals and degrads thermal performance on aging single-pane sliders. The failure is gradual until it is sudden.
- Mixed-rated assemblies undermining whole-home mitigation. Installing Florida Product Approval-rated impact glazing alongside non-rated doors or openings leaves the home’s wind mitigation package incomplete. The window qualifies; the home does not.
What Window Replacement Costs in Westgate

| Configuration | Typical Range in Westgate |
|---|---|
| Impact single-hung, standard opening | $900 - $1,800 |
| Impact window, large or custom opening | $2,500 - $5,000 |
| Whole-home package, 1,000-1,500 sq ft CBS ranch | $8,000 - $25,000+ |
What moves the price in Westgate: the number of openings, whether the rough concrete requires custom sizing or adaptor frames, the floor height (second-story carries access labor), and the frame material and glazing package selected. Every job begins with a measured survey you keep, and the written quote cannot differ from that document - Haven Clause 1. Call (863) 509-1135 for your free in-home measure and written quote.
Pricing for Window Replacement in Westgate, FL
We name prices in dollars because the Haven Standard requires it. A typical full-frame impact replacement on a Westgate CBS ranch runs toward the higher end of standard ranges when custom sizing is required, which is most of the time. Insert replacements, where structurally possible, cost less but apply to fewer homes here. Energy-efficient upgrades with Low-E insulated glass add to the unit cost but reduce cooling loads and may qualify for the 25C federal credit.
The written quote includes every line item: units, labor, materials, permits, and documentation. No change orders. The price is fixed before we order.
Florida Pays You Back

Several programs reduce the net cost of impact window replacement in Westgate, though final numbers are set by the programs and carriers, not by us:
- My Safe Florida Home matching grants: Up to $10,000 for qualifying wind-mitigation upgrades, including impact-rated windows and doors.
- Florida sales-tax exemption: Impact-resistant windows and doors are exempt from state sales tax.
- Federal 25C energy credit: 30% of product cost, up to $600 per year, on qualifying energy-efficient units.
- Windstorm premium credits: Averaging around 25% on the windstorm portion of premiums after a passing wind-mitigation inspection ($75-$150 for the inspection itself).
We document Florida Product Approval numbers on every unit for your filing. The wind mitigation inspector will verify installation against the approved configuration.
Impact Windows vs. Hurricane Shutters: The Permanent Difference
Impact windows provide permanent protection - no panels to hang, no tracks to maintain, no scramble before a storm. Shutters require storage, installation labor before each event, and visual obstruction of the opening. For Westgate homeowners facing insurance-driven retrofit requirements, impact glazing also satisfies the continuous protection standard that shutter systems must meet to qualify for equivalent credits. We do not install shutters; we install rated glazing that removes the annual task entirely.
We Also Serve Cities Near Westgate

Our crews work throughout Palm Beach County’s western communities and the surrounding region, including Westgate, Clewiston, South Bay, Belle Glade, and Pahokee. Scheduling and dispatch are coordinated from our Miami office; crews serve each city locally with the same measured survey, written quote, and documented photo record.
Serving Westgate, FL - Our Local Coverage Area
We’re based in the Westgate 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 Westgate

The hand-poured concrete rough openings in 1950s-1970s CBS construction are rarely square or plumb, so a stock-sized impact unit will not seat properly without forcing, shimming, and gaps that defeat waterproofing. We measure every opening, fabricate custom-sized units or adaptor frames where needed, and document the installation for your wind mitigation filing. Call (863) 509-1135 for a free measured survey and written quote.
Yes. Original jalousie windows fail current Palm Beach County code and Florida Building Code impact or shutter standards. Insurers routinely deny wind mitigation credits when jalousies remain in place, even if the rest of the home is upgraded. We replace them with Florida Product Approval-rated impact units sized to the opening. Call (863) 509-1135 to schedule an evaluation.
Custom fabrication runs 4-6 weeks from order, which is the schedule driver on most Westgate jobs. Installation itself is completed in as fast as a single day once your units arrive. We fix the price in writing before ordering, so the lead time does not affect your quote. Call (863) 509-1135 to start the measured survey.
Most Westgate homeowners see windstorm premium credits averaging around 25% on the windstorm portion after passing a wind-mitigation inspection, provided the installation is documented with Florida Product Approval numbers and meets the continuous opening protection standard. Citizens Insurance and private carriers have made this a condition of renewal in many cases. We provide the documentation; the carrier sets the final credit. Call (863) 509-1135 for a free estimate and filing guidance.
Yes. Low-E coatings and insulated glass reduce solar heat gain and improve U-factor performance over single-pane aluminum sliders, which is significant in Westgate’s climate where summer cooling loads are high. The federal 25C credit covers 30% of product cost on qualifying units, up to $600 per year. We specify and document the ratings on every quote. Call (863) 509-1135 for a free estimate.
Written by Sonia Raman, Owner at Sightline Windows & Doors, serving Westgate since 2012 under the Haven Standard.
Six Reasons Homeowners Choose Sightline Windows & Doors Clewiston

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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