Free in-home measure and quote — PGT, CGI and CWS impact lines compared on your actual openings, style by style
Trusted Energy-Efficient Windows for Miami Homeowners
Energy-efficient windows in Miami typically cost between $650 and $1,100 per window installed, depending on glass package, frame material, and whether the opening needs new construction or retrofit work. Most whole-home replacements in Dade County run $9,000 to $24,000, and homeowners usually see a 15% to 30% reduction in cooling costs once the old single-pane units are out. At Winslow Windows & Doors, we’ve been installing Energy-Efficient Windows — Miami since 2011, and Ed Winslow personally stands behind every job with the Done Right Promise. Call (844) 901-4551 to schedule a free estimate and get exact numbers for your home.
What Our Energy-Efficient Windows Service Includes
Every Miami home fights the same battle: brutal sun, humidity that never quits, and AC bills that climb every summer. Our energy-efficient window service covers the full range of glass technologies that actually move the needle on comfort and utility costs here in South Florida. Here’s what we install and why it matters.
Low-E & Argon Gas Glass
Low-E coatings are microscopically thin metallic layers applied to the glass surface that reflect infrared heat while letting visible light pass through. In Miami, this means the sun’s heat bounces back outside instead of turning your living room into a greenhouse. Argon gas fills the space between double panes, acting as an invisible insulator that slows heat transfer roughly 30% better than plain air. We install Low-E and argon packages from PGT, CGI, and ViewLux, matched to your home’s sun exposure so south-facing windows get stronger coatings than shaded ones.

ENERGY STAR Replacement Windows
ENERGY STAR certification for South Florida requires windows to meet specific U-factor and Solar Heat Gain Coefficient (SHGC) ratings tuned for a cooling-dominated climate, which is a different standard than what works in, say, Atlanta or Dallas. A window that qualifies up north might fail miserably here because it traps heat we’re trying to shed. We only recommend ENERGY STAR-certified units rated for the Southern zone, which is what Miami’s climate demands. Every estimate includes the actual performance numbers so you can compare models apples to apples.

Insulated Laminated Glass
Insulated laminated glass pairs the energy performance of a double-pane unit with a durable interlayer that holds the glass together if it breaks. For Miami homeowners, this means one product that handles heat transfer and impact resistance in a single package. It’s a popular choice for homes near the coast or anywhere a hurricane code requirement overlaps with a desire for lower electric bills. We’ve installed insulated laminated glass across Coral Gables, our Energy-Efficient Windows in Miami Springs, and South Miami, and the comfort difference is noticeable within the first week.

UV-Blocking & Fade Protection
Ultraviolet rays are the reason your wood floors bleach out, your sofa fades unevenly, and framed photos turn pale near the window. UV-blocking glass filters out up to 99% of those rays without making the room feel dark. In Miami, where the sun is intense year-round, this protection extends the life of furniture, artwork, and flooring substantially. We’ll match the UV-blocking level to the room’s use, higher protection for sunrooms and picture windows, standard protection elsewhere.

Solar & Tinted Glass Options
Solar-control and tinted glass reduce glare and cut solar heat gain, which is what keeps west-facing rooms from baking every afternoon. The tint levels range from nearly clear to visibly darker, depending on how much light control you want. We help Miami homeowners choose a tint that balances heat rejection with natural light, so you don’t end up with a cave just to save on AC. Tinted options also add a layer of daytime privacy that’s useful for street-facing windows in Westchester, Fountainebleau, or our Energy-Efficient Windows in Allapattah.

Window Energy Audits & Ratings
An energy audit tells you exactly where your windows are leaking conditioned air and heat, using thermal imaging and visual inspection rather than guesswork. We walk the home room by room, identify the worst offenders, and assign priorities based on your budget. The ratings we provide come straight from the manufacturer’s NFRC label, so you’re comparing documented performance, not sales talk. This audit is included free with every estimate, whether or not you hire us.

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 Energy-Efficient Windows
Winslow Windows & Doors is an authorized installer for PGT, CGI, CWS, ES Windows, ECO Window Systems, Mr-Glass, Therma-Tru, and ViewLux. That authorization matters because it means we have factory training on each brand’s installation specs, access to OEM parts, and a direct line to technical support when a question comes up mid-job. For energy-efficient windows specifically, we install more PGT and CGI glass than anything else in Miami. PGT’s SolarZone and Eze-Breeze lines are workhorses down here, built for Florida’s climate and code requirements, and we know their performance ratings inside out.
ViewLux and CWS are our go-to brands when a homeowner wants premium thermal performance with the slimmest possible frame profiles, popular in Mid-Century and modern homes around our Energy-Efficient Windows in Miami Shores and Coral Gables. Whether you have PGT, CGI, ViewLux, CWS, or any other quality brand, we can install it, service it, and stand behind it. Ed Winslow built this company on doing the job right the first time, and the Done Right Promise applies to every brand we touch.
Signs You Need Energy-Efficient Windows Right Now
- Your AC runs constantly in summer. If your air conditioner cycles on and off all day in July and August, your windows are likely leaking cool air and letting heat pour in. Replacing them with energy-efficient units reduces that load immediately and you’ll see it on your next FPL bill.
- You can feel heat radiating through closed windows. Stand next to a closed window on a sunny Miami afternoon and hold your hand near the glass. If it feels warm, that heat is entering your home and your AC is working against it. Low-E glass stops that radiant heat at the source.
- Furniture and floors near windows are fading. UV damage shows up as bleached wood, discolored upholstery, and washed-out rugs. If you can see where the sun hits, your current glass is not blocking UV rays, and the damage compounds every month.
- Your windows fog up or collect condensation between panes. Moisture between glass layers means the seal has failed and the insulating gas has escaped. That window is no longer energy efficient, period. It won’t get better, and Miami’s humidity will make it worse.
- Your windows are original to a home built before 1990. Single-pane aluminum frame windows were standard in Miami construction for decades, and they were never designed for energy efficiency. If your home still has them, you’re paying for every degree of cooling they leak.
Our Energy-Efficient Windows Process — Step by Step
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Free in-home energy audit. We start with a walkthrough of your home, room by room, checking window condition, measuring openings, and using thermal imaging to spot heat intrusion you can’t see with the naked eye. This audit is free and it’s yours to keep whether or not you move forward with us.
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Written estimate with performance ratings. Within a day of the audit, we send a line-item written estimate that includes the exact window models, glass packages, U-factor and SHGC ratings, and installation cost. No vague allowances, no “we’ll figure it out later.” You’ll know exactly what you’re paying for.
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Custom ordering and manufacturing. Your windows are ordered to the precise measurements of your openings, not pulled off a shelf. Energy-efficient glass packages are custom-built per unit, which takes a few weeks but guarantees a tight fit that actually performs as rated.
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Professional installation by our own crew. Background-checked, uniformed Winslow technicians handle the install from start to finish. We remove the old window, inspect the rough opening for hidden damage, flash and seal to manufacturer spec, and set the new unit. Miami’s rain and humidity demand proper waterproofing and we don’t cut corners on it.
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Final inspection and the Done Right Promise. After installation, we walk the job with you, test every window, and clean the work area. If anything is not done right, we make it right. That’s the Done Right Promise, and Ed Winslow’s name is on the door and on every job we do.
How Much Does Energy-Efficient Windows Cost in Miami?
A single energy-efficient replacement window in Miami typically runs $650 to $1,100 installed, with whole-home projects ranging from $9,000 to $24,000 depending on window count and glass package. Low-E double-pane units sit at the lower end, while insulated laminated glass and premium slim-frame options from ViewLux or CWS push toward the higher end. Frame material matters too: vinyl is the most affordable, aluminum is common in Miami condos, and wood-clad carries a premium.
Factors that affect your price: the condition of the rough opening (rotted sills add framing labor), whether you’re doing retrofit or new construction install, how many windows are being replaced at once, and whether you’re adding impact-rated glass. The honest way to avoid overpaying is to get a written line-item estimate that shows glass cost, frame cost, and labor separately. Our estimates are free and include the energy audit, so call (844) 901-4551 and we’ll give you real numbers for your home. Upfront pricing. No surprises on the invoice.
Energy-Efficient Windows Near Miami — Our Service Area
Winslow Windows & Doors installs energy-efficient windows throughout Miami-Dade County and into Broward. That includes home bases in Miami, Hialeah, Coral Gables, Miami Shores, Miami Springs, South Miami, Westchester, and Fountainebleau, plus Fort Lauderdale, Hollywood, Pompano Beach, and West Park. We’re the one down the road, not a call center three states away. When you call during a window install question or a warranty follow-up, a live person answers, 24/7.
Serving Miami, FL — Our Local Coverage Area
We’re based in the Miami 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 — Energy-Efficient Windows in Miami
An energy-efficient window is a window engineered to reduce heat transfer between your home’s interior and the outside air, using low-E coatings, insulating gas fills, and insulated frames. In Miami, the goal is specifically to keep heat out and cool air in, which lowers your AC usage and evens out room temperatures. ENERGY STAR certification for the Southern zone confirms the window meets federal performance standards for our climate. Call (844) 901-4551 for a free audit that shows how your current windows are performing.
Most whole-home installations in Miami take one to three days once the windows are manufactured, which usually adds three to five weeks to the timeline for custom glass. A single window replacement can be done in a few hours on site. We’ll give you a firm schedule when you sign the estimate, and our crew shows up when we say they will.
Expect to pay $650 to $1,100 per window installed, or $9,000 to $24,000 for a full Miami home, depending on glass package, frame material, and installation complexity. The only way to get an accurate price for your specific home is a free in-home estimate, which we’re happy to schedule at (844) 901-4551. We never change the price once work starts unless hidden structural damage is uncovered, and we’ll show you that damage before any additional work is authorized.
Yes, Winslow Windows & Doors is an authorized installer for PGT and CGI, and we install and service their energy-efficient lines throughout Miami and Broward. We also install ViewLux and CWS for homeowners seeking premium thermal performance. If you have another brand and want an honest assessment of whether repair or replacement is the smarter move, we’ll tell you straight.
Yes, we’re available 24/7 by phone at (844) 901-4551, and someone will actually answer, no voicemail maze. Broken windows that leave your home exposed are a security and weather risk, and we move on those first. A live person takes your call, any hour, any day. If you need windows boarded temporarily, we can arrange that too.
Every job is covered by the Done Right Promise: if it’s not done right, we make it right. Period. Manufacturer warranties from PGT, CGI, ViewLux, and CWS cover glass and frame defects for years, and we handle warranty claims for you if something surfaces down the line. Ed Winslow’s name is on the door and on every job we do, which means we don’t disappear after the check clears.
Clear the area around each window inside and out, move furniture back about four feet, and take down curtains or blinds before our crew arrives. We cover floors and furniture with drop cloths and clean up thoroughly at the end of each day. If you have landscaping near the windows outside, trim it back slightly so we have room to work. We’ll walk you through all of this on the phone when your install is scheduled.
Schedule Your Energy-Efficient Windows Service in Miami Today
Stop paying FPL for cool air that leaks out of old windows. Call (844) 901-4551 to schedule a free energy audit and written estimate with Winslow Windows & Doors. You’ll get honest pricing, real performance ratings, and Ed Winslow’s word behind every window we install. Free estimates, no obligation, and a live person answers 24/7. The one down the road.
Written by Ed Winslow, Owner at Winslow Windows & Doors, serving Miami since 2011.










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