Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Trusted Window Replacement for Three Lakes Homeowners
Window replacement in Three Lakes typically runs $650 to $2,400 per opening depending on frame type, glazing specification, and whether the install is a full-frame removal or an insert replacement. Most Three Lakes homes built between 1985 and 2005 still carry original aluminum single-pane units that leak conditioned air and rattle through summer thunderstorms. We’ve replaced windows in Three Lakes since 2012 under the Haven Standard, and every job starts with a measured survey you keep and ends with a documented photo record.
Three Lakes sits at the edge of Miami-Dade’s high-velocity hurricane zone, which means any replacement window must meet Florida Product Approval standards for wind-borne debris. The original subdivisions near SW 120th Street and SW 137th Avenue were built to earlier code cycles, and we’ve found that many still have non-impact rated units that won’t pass current inspection if you’re refinancing or selling. Our technicians are background-checked, uniformed, and identified by license number before arrival. Call (786) 808-5792 to schedule your free measured survey.
What Our Window Replacement Service Includes
Full Frame Replacement
Full frame replacement removes the entire existing window, including the frame, sill, and exterior trim, down to the rough opening. You need this when the frame itself has rotted, the sill pan has failed, or you’re changing the window style or size. In Three Lakes, we regularly see frame deterioration in homes near the canal systems where humidity collects behind aluminum trim; our crew documents the rough opening condition with photos before any new unit goes in, and the written scope specifies exactly what trim, sealant, and flashing tape we’ll use.

Insert Window Replacement
An insert replacement fits a new window into the existing frame, preserving exterior siding and interior trim. This works when the frame is square, structurally sound, and you’re keeping the same window size. It’s faster and less invasive, which matters in Three Lakes where many homeowners are replacing one or two failed units at a time rather than the whole house. We measure the existing frame opening to the sixteenth of an inch, specify the exact compression seal and balance of the new sash, and the quote reflects only what the opening requires, not a standard package.

Vinyl Replacement Windows
Vinyl replacement windows use PVC extrusion frames that don’t conduct heat the way aluminum does and don’t require painting. In Three Lakes, where summer cooling loads run high and salt air from nearby Biscayne Bay accelerates corrosion, vinyl frames from manufacturers like CWS and ECO Window Systems hold up well when specified with the right wall thickness and reinforcement. We specify vinyl units by performance tier, not by margin: the measured survey notes wall construction, exposure direction, and any HOA color restrictions, and the written quote matches that document exactly.

Energy-Efficient Upgrade
An energy-efficient upgrade replaces single-pane or early double-pane units with modern low-E, argon-filled glazing packages measured by U-factor and SHGC (solar heat gain coefficient). Three Lakes homes with western exposure along SW 112th Avenue or SW 128th Street see significant cooling load reduction when we specify the right balance of visible light transmission and infrared rejection. We document the before-and-after performance characteristics in writing, and every energy-efficient install includes a measured survey of air leakage at the frame perimeter so you know what changed.

Window Maintenance & Care
Window maintenance and care covers hardware adjustment, weatherstrip replacement, balance repair, and sealant renewal on units that don’t yet need full replacement. In Three Lakes, we’ve restored operability to stuck single-hung windows in homes near Three Lakes Park where humidity swelling and paint buildup were the real problems, not frame failure. We document what we found, what we adjusted, and what to watch for; if the unit needs replacement within two years, we credit the maintenance visit toward the install.

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.
Brands We Service for Window Replacement

We work with eight manufacturer lines specified by what the opening requires, not by what is in stock. For impact-rated replacements in Three Lakes, we regularly specify CWS and ES Windows units that carry Florida Product Approval for the 170 mph wind speed zone. CWS vinyl frames with reinforced sashes handle the thermal cycling we see in south-facing walls, and ES Windows aluminum impact systems fit the clean sightlines that homeowners in newer Three Lakes subdivisions request. We’ve installed hundreds of both and stock common hardware and screen components.
For energy-efficient upgrades without impact requirements, ECO Window Systems and Mr-Glass provide vinyl and hybrid frames at performance tiers that match the wall construction we find in Three Lakes. ECO’s multi-chamber vinyl extrusions work well in standard 2×4 frame walls, while Mr-Glass composite units suit deeper jambs in block construction with furring strips. Whether you have one of these brands or any other make, we can help. Our measured survey identifies the existing unit manufacturer and series when possible, and we research compatibility before the quote is written.
Before
AfterSigns You Need Window Replacement Right Now
- Visible moisture between panes means the insulating glass seal has failed and the argon fill has escaped. In Three Lakes, we’ve measured surface temperatures on these failed units 15 to 20 degrees higher than intact double-pane glass in July, which drives cooling costs and can promote frame rot if water is wicking into the sash.
- Frames that sweat or show corrosion indicate thermal bridging or sealant failure at the perimeter. Aluminum frames in Three Lakes homes near the canal system often show pitting first at the sill corner where condensation pools; once the metal is compromised, the glazing bead loses tension and the unit becomes a leak path during tropical storms.
- Difficulty opening, closing, or locking usually means balance failure, sash warp, or frame settlement. We find this most often in original 1980s and 1990s single-hung units in Three Lakes where the balance shoe has worn through or the vinyl jamb liner has deformed from heat cycling; forcing the sash stresses the frame and can crack the glass.
- Drafts or temperature stratification near windows signals air leakage at the frame perimeter or failed weatherstrip. On a 92-degree Three Lakes afternoon, we’ve traced drafts to gaps between the window frame and rough opening that were never properly sealed during original construction, or to compressed weatherstrip that no longer rebounds.
- Exterior noise intrusion has increased because the glazing seal or frame gasket has degraded. Three Lakes sits under the Miami International approach corridor and near Palmetto Expressway traffic; when a window that once muted aircraft noise suddenly doesn’t, the acoustic seal has failed and the unit’s structural integrity is often next.
Our Window Replacement Process - Step by Step

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Measured survey and documentation. Our technician arrives at your Three Lakes home with a background-checked, uniformed crew identified by license number. We measure every opening to the sixteenth of an inch, record frame condition, note wall construction type, and photograph existing units from interior and exterior. You keep the measured survey; it becomes the basis for the written quote.
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Written quote with line-item specification. Haven Clause 1 requires that the measurement and the quote be the same document. Your quote specifies manufacturer, series, glazing package, hardware finish, trim type, sealant, and flashing detail. The price is fixed; no change orders, no surprises. We also offer a free second opinion on any competitor’s written estimate.
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Product order and permit handling. We pull permits when required by Miami-Dade County or your Three Lakes HOA, and we schedule inspections. Impact-rated units carry Florida Product Approval documentation that we file with the permit package; energy-efficient units include NFRC label documentation for any tax credit or rebate application.
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Installation with photo evidence. Crews arrive on schedule per Haven Clause 2, install per the written scope, and photograph critical details: rough opening condition, flashing tape application, shimming and fastening pattern, sealant bead, and final trim. These photos become your documented photo record, included standard, not an upsell.
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Final inspection and 365-Day Done Right Promise. We walk the job with you, verify operation of every sash and lock, and provide the written warranty under Haven Clause 5. If anything is not done right, we make it right, stamped on every job, not offered as a courtesy. The documented photo record and final invoice match the original measured survey.
How Much Does Window Replacement Cost in Three Lakes?
A typical insert window replacement in Three Lakes runs $650 to $1,100 per opening depending on size, glazing specification, and interior trim condition; see our Window Replacement cost guide for full pricing details. Full frame replacement in the same market runs $1,200 to $2,400 per opening because it includes frame removal, rough opening repair, new sill pan installation, and exterior trim replacement. Energy-efficient upgrades with low-E/argon glazing add $80 to $180 per unit over standard double-pane, and impact-rated units for Miami-Dade HVHZ compliance run $1,400 to $2,800 depending on size and pressure rating.
Several factors move the price within these ranges. Wall construction matters: block walls with furring strips require different trim and fastening than frame construction, and we note this on the measured survey. Accessibility affects labor time: second-story units over concrete patio or pool deck need different equipment than ground-floor replacements. Glazing specification drives material cost: a CWS impact-rated vinyl double-hung with laminated glass costs more than a standard ECO Window Systems vinyl unit, and we specify by what the opening requires, not by what is in stock.
To avoid overpaying, get the specification in writing before any work starts. Haven Clause 1 exists because we’ve reviewed competitor quotes in Three Lakes that specified “white vinyl window” with no manufacturer, no series, no U-factor, no installation detail. The free estimate we provide includes all of this, and our free second opinion service will review any written competitor quote at no charge. Call (786) 808-5792 for your measured survey.
Window Replacement Near Three Lakes - Our Service Area

We replace windows across Three Lakes and the surrounding Miami-Dade communities, including Window Replacement in The Crossings, Window Replacement in Palmetto Estates, Richmond West, Kendall, South Miami Heights, Palmetto Bay, Pinecrest, Cutler Bay, Olympia Heights, Princeton, and Coral Gables. Most Three Lakes properties are within 20 minutes of our dispatch point, and we schedule measured surveys with arrival windows, not all-day waits. Whether you’re in the original Three Lakes subdivisions near SW 120th Street or newer construction closer to the Turnpike, the same Haven Standard governs the work.
Serving Three Lakes, FL - Our Local Coverage Area
We’re based in the Three Lakes area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
Frequently Asked Questions - Window Replacement in Three Lakes

Window replacement is the removal of an existing window and installation of a new unit, either as an insert into the existing frame or as a full-frame removal down to the rough opening. In Three Lakes, most replacements are driven by failed seals, frame deterioration, or code compliance for impact rating. We specify the replacement type based on what the measured survey reveals about frame condition, wall construction, and your performance requirements.
A single insert replacement in Three Lakes typically takes two to three hours; a full-frame replacement takes four to six hours per opening. Whole-house projects of 10 to 15 units usually span two to three days depending on trim detail and weather. We schedule arrival windows, not all-day waits, and the written scope includes the expected duration so you can plan around it. Call (786) 808-5792 to schedule your measured survey and receive a timeline with your quote.
Window replacement in Three Lakes runs $650 to $2,400 per opening depending on whether it’s an insert or full-frame replacement, standard or impact-rated glazing, and the wall construction type, with similar service available through our Window Replacement in Homestead. Insert replacements with vinyl frames from ECO Window Systems or CWS start at the lower end; full-frame impact-rated units with laminated glass and Miami-Dade HVHZ certification run higher. The measured survey we provide identifies exactly what your opening requires, and the written quote matches that document with no change orders. Call (786) 808-5792 for your free estimate.
Yes. We install and replace CWS, ES Windows, ECO Window Systems, and Mr-Glass units regularly in Three Lakes, and we stock common hardware, balances, and screen components for each. Our measured survey identifies your existing manufacturer and series when possible, and we research compatibility before writing the quote. If you have a different brand, we can help with that too, eight manufacturer lines in total. Call (786) 808-5792 with your unit information.
We do not offer same-day installation for planned window replacement, which is construction work requiring measured survey, product order, and permit handling. For broken glass or compromised security, we can board the opening and schedule replacement; live phone coverage is available 24/7 at (786) 808-5792 to arrange this. True emergency response is reserved for storm damage and security compromise where temporary protection is the immediate need.
Every window replacement in Three Lakes is covered by the 365-Day Done Right Promise, written into the Haven Standard, not a verbal assurance. If it’s not done right, we make it right. Manufacturer warranties vary by brand and series, typically 10 to 20 years on vinyl frames and 20 years on insulating glass seals; we document the specific warranty terms in writing before installation begins. The documented photo record on every job provides evidence of proper installation if a warranty claim ever arises.
Clear a three-foot path around each window interior and exterior, remove fragile items from walls near the work area, and secure pets in a separate room. In Three Lakes, we also ask homeowners to verify HOA approval if applicable, particularly for exterior color or style changes in gated communities. We protect floors and furniture with drop cloths as standard, and the crew cleans the work area before departure. The measured survey includes a preparation checklist specific to your job. Call (786) 808-5792 to schedule.
Schedule Your Window Replacement Service in Three Lakes Today
Call (786) 808-5792 to schedule your free measured survey. A live person answers 24/7, not a voicemail queue. You’ll receive a written quote before any work starts, and the price on that document is the price on the final invoice. Every job leaves a documented photo record and carries the 365-Day Done Right Promise. No obligation, no change orders, no surprises.
Written by Sonia Raman, Owner at Sightline Windows & Doors, serving Three Lakes since 2012.










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