Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Energy-Efficient Windows Across Lantana
Energy-efficient window replacement in Lantana typically runs $850-$1,400 per opening for impact-rated double-pane units with low-E glass installed, and most full-home replacements on the town’s older concrete block ranches land between $14,000 and $28,000 depending on opening count and whether the original jalousie frames need bucking out. The job usually takes two to three days on a single-story CBS home, and TruePane has crews in Lantana every week. Call (561) 940-2917 for a free written estimate.
Lantana’s housing stock is its own animal. You’re not dealing with cookie-cutter subdivisions from the 2000s. You’re dealing with 1950s-to-1970s concrete block ranch homes, many sitting within a few blocks of the Intracoastal, and many still wearing their original jalousie windows. Those louvered glass panels were never built for energy performance, and the salt air off the water has spent fifty years eating at the aluminum frames. When we quote energy-efficient windows in Lantana, we’re usually quoting more than glass. We’re quoting code compliance, marine-grade hardware, and openings that haven’t been square since Eisenhower was in office.
Why TruePane Windows & Doors Is Lantana’s Preferred Energy-Efficient Windows Company
Dale Kessler founded TruePane in 2008 on a rule he still keeps on the whiteboard: if the pane is not true, the job is not done. That standard travels well to Lantana, where a lifetime of salt exposure and decades of deferred maintenance mean the difference between a tight install and a callback is measured in sixteenths of an inch. Homeowners here have been burned before, and they tend to notice when a company sends background-checked, uniformed technicians who measure every opening twice and register both warranty layers in writing before the truck leaves the driveway.
Lantana customers call with the same story: a fogged seal on a west-facing window, a sliding door that binds every July, an electric bill that spikes in August and never fully recovers. Our crews work these streets regularly. We know the pockets off Lantana Road, the older grid west of Dixie Highway, and the intracoastal blocks where salt spray shows up on glass within days of a rain. That local familiarity matters when you’re setting an impact-rated unit into a 1962 rough opening that was never flashed properly to begin with.
Our Energy-Efficient Windows work in Lantana is backed by a Done Right Promise. If something isn’t right, we make it right. No paperwork fight, no fine print. The Keystone Standard means both manufacturer warranty layers get registered in writing, with durations stated, before we leave the property. That’s a square deal, and it’s the only kind we offer.
Our Energy-Efficient Windows Services in Lantana
Low-E & Argon Gas Glass
Low-E coatings reflect infrared heat while letting visible light through, and argon gas between the panes slows conductive heat transfer. In Lantana, where south and west exposures catch brutal afternoon sun from April through October, that combination cuts cooling load more than any other single upgrade. Homes along the Intracoastal benefit doubly: the low-E coating reduces the greenhouse effect that turns an unshaded living room into an oven, and the gas fill holds steady against the humidity that seeps into older single-pane assemblies.

ENERGY STAR Replacement Windows
For Palm Beach County’s climate zone, ENERGY STAR requires a U-factor of 0.35 or lower and a solar heat gain coefficient (SHGC) of 0.25 or lower on replacement windows. Most older aluminum single-pane units in Lantana run a U-factor above 0.80 and an SHGC above 0.70, which means they’re basically passing outdoor heat straight through. Replacing a 1,400-square-foot ranch home’s original windows with ENERGY STAR-rated units commonly drops the cooling portion of the FPL bill by 15 to 25 percent, and that’s with the AC set exactly where it was before.

Double & Triple Pane Windows
Double-pane impact units are the workhorse for most Lantana replacements. They give you the code-required wind-borne debris protection and the thermal break that single-pane glass can’t. Triple-pane builds come into play on west-facing elevations and on homes directly on the water, where afternoon heat load and wind-driven rain justify the extra cost. The price difference in Lantana runs roughly $180 to $260 more per opening for triple-pane, and we’ll quote both side by side on paper so you can see it in writing.

UV-Blocking & Fade Protection
Lantana’s sun does not take weekends off. UV exposure through old single-pane glass fades hardwood floors, furniture, and artwork in a matter of seasons. Low-E coatings on modern replacement windows cut UV transmission by more than 75 percent compared to clear single-pane glass. If you’ve got a dining room full of furniture facing east on a street near the water, that UV block is not a bonus feature. It’s the reason the replacement pays for itself in what you don’t have to refinish.

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.
Trusted Brands We Service in Lantana
We’re an authorized installer for more than a dozen manufacturer lines, and for Lantana’s salt-air conditions we typically quote PGT and CGI because their marine-grade hardware ratings hold up where standard aluminum frames corrode inside a decade. We also stock replacement parts for CWS and ES Windows units already installed in Lantana homes, which means a failed balance or a bad seal on an existing window does not automatically mean a full replacement. If you have a window from a manufacturer we carry, we can often get the exact part faster than a big-box route can. We quote manufacturer lines side by side on paper so you see exactly what you’re buying, from glass spec to hardware finish.
Common Energy-Efficient Windows Problems We See in Lantana Homes
- Failed jalousie seals and missing clips. Lantana’s original jalousie windows lose their weatherstripping and clips over time, and once a seal fails, the louvered panels cannot be made airtight or code-compliant. A permit on any one opening often triggers a county conversation about the whole house.
- Salt-air corrosion on aluminum frames. Homes within a few blocks of the Intracoastal get daily salt mist, and standard aluminum frames corrode at the jambs and sash corners within ten to fifteen years. Once the frame starts pitting, the glass seat is compromised, and the window leaks air even when it’s closed.
- Missing flashing on original rough openings. CBS homes built before 1980 in Lantana often have no flashing tape at the rough opening. When you pull an old window, you find bare masonry and framing that has been wicking water for decades. Setting a new insulated glass unit into that opening without re-flashing the jambs is how you get rot inside a perfectly good wall.
- Non-standard opening sizes. The original window openings in Lantana’s ranch homes rarely match modern unit dimensions. Installers frequently have to build out wood bucks to bring an impact-rated unit into a 1958 masonry rough opening. That’s scope work a lot of companies won’t tell you about until the crew is standing in your living room.
Pricing for Energy-Efficient Windows in Lantana, FL
A typical impact-rated, low-E, double-pane replacement window in Lantana runs $850 to $1,400 per opening installed, including the rough opening work, flashing, trim, and haul-away. Triple-pane units add $180 to $260 per opening. Full-home replacement on a 1950s CBS ranch with 14 to 20 openings lands between $14,000 and $28,000. If your home still has jalousie windows, plan on extra framing labor because those openings need to be bucked out and re-flashed before new units go in. The 5% senior and veteran discount applies to every quote. Call (561) 940-2917 and we’ll come measure every opening, check the flashing condition, and give you a written line-item estimate. Fixed pricing. No change orders.
We Also Serve Cities Near Lantana
TruePane’s crews cover the surrounding coastal corridor, including Delray Beach, Gulf Stream, Golf, and Ocean Ridge. If you’re in one of those towns and want a straight answer about Energy-Efficient Windows in Lantana or anywhere nearby, call the same number. We answer the phone with a live person, 24/7.
Serving Lantana, FL - Our Local Coverage Area
We’re based in the Lantana 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 - Energy-Efficient Windows in Lantana
You need impact-rated glazing. Lantana sits inside Palm Beach County’s wind-borne debris region, so any permitted window replacement must meet Florida Building Code impact standards. A plain energy-efficient unit without impact rating will not pass inspection on a permitted replacement. Call (561) 940-2917 and we’ll walk you through which PGT or CGI lines meet both the energy spec and the impact requirement for your specific street.
You can replace one, but the county may flag the rest. Jalousie windows cannot be made hurricane-compliant under any configuration, so pulling a permit on a single window in a pre-1980 Lantana home often triggers an inspector conversation about bringing the structure’s other openings to code. We’ll tell you before you spend a dollar. Call (561) 940-2917 for a straight assessment.
Look for a U-factor of 0.35 or lower and an SHGC of 0.25 or lower. That’s ENERGY STAR spec for Palm Beach County’s climate zone, and it is the minimum you should accept for Lantana’s heat. Most original aluminum units in town run triple those numbers at best. We’ll quote units side by side with the ratings printed on the estimate, so you can compare what you’re actually buying.
Fog means the seal failed and the insulating gas, if there ever was one, is gone. A fogged double-pane window performs like a single pane with a dirty film between the glass, and once moisture is inside the assembly, the low-E coating is degrading. In Lantana’s humidity, that fog never just clears up. It means the unit is done. Call (561) 940-2917 if you’re seeing haze that won’t wipe off.
They hold up significantly better, provided you choose the right hardware. Florida-manufactured impact lines like PGT and CGI are built for coastal salt exposure, with marine-grade hardware and finishes rated for exactly the conditions Lantana dishes out daily. Standard aluminum frames from twenty years ago were not. The glass is only as good as the frame and hardware around it, so we spec both for the salt-air reality of homes east of the Intracoastal. That’s the kind of detail that shows up in our written quotes, and it’s why we register both warranty layers before we leave the driveway.
Schedule Your Free Energy-Efficient Windows Estimate in Lantana
If your Lantana home still has its original windows, you already know the question isn’t whether to replace them. It’s in what order and at what cost. Call (561) 940-2917 to schedule a free estimate. We’ll measure every opening, check the flashing, quote the right impact-rated, low-E units for Lantana’s climate, and hand you a written price before any work begins. Dale Kessler’s rule still applies: if the pane is not true, the job is not done.
Written by Dale Kessler, Owner at TruePane Windows & Doors, serving Lantana and South Florida with straight pricing and workmanship that stands behind itself.
Six Reasons Homeowners Choose TruePane Windows & Doors
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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