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 North Palm Beach
Energy-efficient window replacement in North Palm Beach typically runs $800-$1,800 per window installed, with whole-home packages landing between $8,000 and $25,000 depending on opening count and wind-zone requirements. Most jobs take one to two days once your custom units arrive, and we install as fast as a single day for standard openings. If you’re staring at original 1960s aluminum sliders that fog up, stick shut, or let salt air pour through, call (561) 831-7863 for a free in-home measure and a written quote from Ed Winslow’s team.
We work the canal-grid streets off Lighthouse Drive, the CBS ranch rows near Prosperity Harbour, and the waterfront homes lining the Intracoastal. North Palm Beach is a village where salt air doesn’t just age windows. It actively consumes them. That’s why every recommendation we make here starts with the same question: what’s actually failing at the sill?
Key Takeaways:
- Energy-efficient impact windows in North Palm Beach run $800-$1,800 per window installed; whole-home packages $8,000-$25,000+.
- Canal-front homes almost always need concrete block repair at the sill before new units anchor properly.
- Florida’s incentive stack includes My Safe Florida Home grants up to $10,000, sales-tax exemption, and the federal 25C energy credit.
- 36500-Day Done Right Promise: if it’s not done right, Winslow makes it right. Period.
Why Winslow Windows & Doors Is North Palm Beach’s Preferred Energy-Efficient Windows Company
Ed Winslow founded this company in 2011, and his name is on every job we do. We’re not a chain with a ticket queue. We’re the local crew that knows North Palm Beach’s housing stock block by block because we’ve been pulling failed aluminum out of these CBS ranches for years.
Here’s what that means for you. We know the original Wausau sliders on the village’s 1960s canal homes seize at the jamb hardware from salt-spray pitting. We know the early Caradco units along Prosperity Harbour Road hide corrosion at the sill-to-block interface that looks fine from the street but crumbles when you pull the frame. No estimator from a national brand is going to catch that before the crew shows up. Our estimators catch it at the free measure, because they’ve seen it a hundred times in North Palm Beach.
Every technician who arrives at your door is background-checked and in uniform. You’ll know exactly who’s on your property before the truck pulls up. Calls are answered by a live person, 24/7. Not a recording. Not a call center. A real person who knows this village.
Our Energy-Efficient Windows Services in North Palm Beach
We’re an authorized installer for PGT, CGI, CWS, and ES Windows, among others, and our Energy-Efficient Windows work in North Palm Beach covers the full replacement scope. Here’s what most homeowners here end up needing.
Low-E & Argon Gas Glass
Low-E coatings reflect infrared heat while letting visible light through. That matters in North Palm Beach because your west-facing windows catch the late-afternoon sun off the Intracoastal Waterway, pushing your cooling load up every single day. Paired with argon gas between the panes, these units cut solar heat gain dramatically. We saw a Lighthouse Drive ranch drop its cooling load by roughly 25% after we pulled the old single-panes and installed PGT insulated low-E units.

ENERGY STAR Replacement Windows
ENERGY STAR certification for South Florida means the window meets federal efficiency standards for a hot, humid coastal climate. Not every “energy-efficient” label applies here. A window rated for a northern climate won’t help you in North Palm Beach, where the battle is heat and humidity, not cold. We spec ENERGY STAR units built for Florida’s climate zone, with ratings matched to your opening’s orientation and exposure.

Insulated Laminated Glass
Laminated glass uses an interlayer bonded between two panes. In North Palm Beach, that interlayer is doing double duty: it holds the glass together under impact, and it blocks a huge share of UV and noise. Good for canal homes where boat traffic hums across the water all weekend. It also means the old single-pane laminated glass on original aluminum sliders, where the interlayer failed decades ago and left a permanent salt-film haze, is gone for good.

UV-Blocking & Fade Protection
Salt air isn’t the only thing eating North Palm Beach homes. UV radiation fades hardwood floors, furniture, artwork, and window treatments at an aggressive rate this close to the equator. Low-E coatings block up to 97% of UV rays on some configurations. For a village full of waterfront homes with glass walls aimed at the water, that’s the difference between a sofa that lasts five years and one that lasts fifteen.

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 North Palm Beach
We’re authorized installers for PGT, CGI, and CWS. PGT’s WinGuard and CGI’s Sentinel lines dominate North Palm Beach for good reason: they’re engineered in Florida for Florida’s wind zones and carry Miami-Dade NOA and Florida Product Approval numbers that hold up to scrutiny from Palm Beach County building officials. Because we work these brands every week in this village, we can talk design pressure ratings, impact certifications, and frame coating options in detail, not in brochure language. When a canal-front opening needs a specific design pressure to satisfy local wind zone code, we match the unit to the opening, never above what the structure requires.
Common Energy-Efficient Windows Problems We See in North Palm Beach Homes
- Hidden corrosion at the sill-to-block interface. Failed weep holes on original aluminum frames wick tidal humidity inward for decades. The frame looks acceptable from the street, but the metal under the sill is gone. New impact units can’t anchor to disintegrating block, so we grind back and repair the substrate before setting the new frame.
- Salt-spray pitting on original Wausau sliders. The jamb tracks pit and bind. The sash won’t slide, so homeowners leave windows cracked or closed and run the AC harder. The air leakage through the failed seals wipes out any energy savings a new unit would otherwise deliver.
- Failed single-pane interlayers on early Caradco units. The laminated glass on original single-pane sliders delaminates over decades of UV and humidity, leaving a cloudy haze across the glass. You’re not going to scrub that off. The glass is done.
- Non-marine-grade fasteners on replacements installed by out-of-area crews. We’ve seen windows installed in North Palm Beach with standard zinc fasteners. Within two years near the Intracoastal, those fasteners rust and compromise the design pressure rating the Florida Product Approval promises. You paid for an impact-rated unit. The fasteners voided it.
Pricing for Energy-Efficient Windows in North Palm Beach, FL
Here’s what you’re looking at in this market. A standard PGT or CGI single-hung impact unit with low-E glass and argon runs $900-$1,800 installed per opening. Large sliders and custom geometric openings push $2,500-$5,000. Whole-home packages on the village’s typical 3-bedroom CBS ranch, replacing eight to twelve openings, land between $8,000 and $25,000 depending on frame material, glass package, and how much block repair the canal exposure demands.
What moves the price in North Palm Beach specifically? Opening count first. Then wind zone. Homes on the water face a higher design pressure requirement than homes even a few blocks inland. Floor height matters too: second-story openings near the Intracoastal catch more wind and need stronger anchoring. And frame material changes the number. Aluminum is standard; vinyl costs less but might not satisfy every coastal application; heavy-gauge aluminum with a marine finish is what we spec on canal frontage.
We give you a written, line-item quote before any work starts. Not an estimate with wiggle room. A number. The free in-home measure is the fastest way to get one. Call (561) 831-7863 to schedule it.
What Energy-Efficient Windows Costs in North Palm Beach
Impact windows in this village generally run $800-$1,500 per window installed. Impact single-hung units sit in the $900-$1,800 range. Large or custom openings, which are common on waterfront homes with big glass, run $2,500-$5,000. Whole-home packages stretch from $8,000 to $25,000-plus depending on how many openings you have, what wind zone your street sits in, and whether your canal-facing walls need block repair at the sills. That block repair is the local wildcard, and it’s one of the reasons a North Palm Beach quote can land higher than a similar job in Jupiter. We factor it in openly at the measure, so you’ll know before we start, not after.
Florida Pays You Back
The incentive stack for North Palm Beach homeowners replacing windows is real. The My Safe Florida Home program offers matching grants up to $10,000 for qualifying wind-mitigation upgrades, which includes impact-rated window and door replacement. The state also exempts impact-resistant windows and doors from sales tax. On the federal side, the 25C energy credit covers 30% of product cost up to $600 per year on qualifying ENERGY STAR units. Many homeowners also see windstorm premium credits after a wind-mitigation inspection, which runs $75-$150 and can shave roughly 25% off the wind portion of the premium. We won’t promise you numbers your insurance carrier hasn’t committed to. Program rules change. Carrier files differ. We’ll point you to the programs and let the paperwork tell the truth.
Impact Windows vs. Hurricane Shutters: What North Palm Beach Homeowners Should Know
Shutters cost less upfront and work, but they only protect you when you’re home, awake, and willing to hang panels in the wind. Impact windows protect the house permanently, with no panels to store, no tracks to maintain in salt air, and no rush to close up when a storm shifts at the last minute. For a village where most homes sit a block or two from tidal water, that matters when a storm tightens its track overnight. We don’t sell or install shutters. We install permanently protected openings. It’s a different answer to the same storm.
We Also Serve Cities Near North Palm Beach
Our crews serve North Palm Beach and the surrounding communities: Palm Beach Gardens to the west, Palm Beach and West Palm Beach to the south, and Jupiter to the north. If you’re in one of those neighboring towns and want the same coastal-spec approach to energy-efficient windows, dispatch and scheduling are coordinated from our South Florida office, with local crews on the ground in each market.
Serving North Palm Beach, FL - Our Local Coverage Area
We’re based in the North Palm Beach 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 North Palm Beach
Because the original 1960s and 1970s aluminum frames on canal-front CBS homes almost always corrode at the sill-to-block interface, hidden behind the stucco where failed weep holes wicked tidal humidity for decades. The block crumbles when you pull the old frame, and a new impact unit can’t anchor to crumbled substrate. We grind back the bad block, repair it, and then set the new unit. It’s a scope item that rarely comes up in Palm Beach Gardens, but on North Palm Beach’s canal grid it’s a near-certainty. Call (561) 831-7863 and we’ll check your sills at the free measure.
In North Palm Beach’s coastal wind zone, Palm Beach County building code requires impact-rated glazing or approved storm protection on any permitted window or door change-out. A standard Low-E unit without impact rating won’t satisfy the permit. The good news is the products we install, mostly PGT and CGI, combine both: impact-rated laminated glass with low-E coatings and argon fill. You get the energy performance and the code compliance in one unit. Call (561) 831-7863 and we’ll walk you through what your specific block requires.
We spec stainless or hot-dip galvanized fasteners on every canal-front and Intracoastal-facing installation in North Palm Beach, never standard zinc. Standard fasteners rust within two years in this salt air, compromise the design pressure rating, and void the Florida Product Approval warranty on the unit. Stainless and hot-dip hold the load and the rating. We also spec marine-grade finishes on the frames themselves where the exposure demands it. It costs more upfront, still less than tearing out a rusted installation later. Call (561) 831-7863 for a quote that spells out the hardware, not just the glass.
On a typical single-story CBS ranch here, replacing original single-pane aluminum sliders with Low-E insulated impact units can cut the cooling load by roughly 20-25%, based on what we’ve measured on homes off Lighthouse Drive and around Prosperity Harbour. Your number depends on window orientation, how much glass faces west, and how leaky the original frames were. What we can tell you straight is this: when the old jamb hardware is seized from salt pitting and the sash won’t close tight, no energy upgrade matters until those windows come out. Call (561) 831-7863 for a free measure and we’ll give you an honest read on what’s worth replacing first.
Many carriers in Florida apply windstorm premium credits after a wind-mitigation inspection confirms impact-rated glazing on all openings, and the wind portion of the premium can drop by around 25% on average. We can’t guarantee your carrier’s numbers. We can tell you which units carry Miami-Dade NOA and Florida Product Approval numbers, which is what the inspection verifies. A wind mitigation inspection runs $75-$150 and documents the upgrade for your file. Get the windows in first. Then the inspection. Then call your agent. Call (561) 831-7863 to start with the windows.
Why Salt Air in North Palm Beach Decides the Materials, Not the Schedule
Most window companies treat energy efficiency as a glass conversation. In North Palm Beach, that misses the point. The village sits between the Intracoastal Waterway and the Atlantic, with a canal grid that puts nearly every residential lot within a block or two of tidal saltwater. That salt doesn’t rest. It deposits on aluminum frames year-round. It pits the metal. It seizes the hardware. It works its way into failed weep holes and eats the frame from the inside, at the one place nobody sees until the window comes out: the sill-to-block interface.
We see this cycle constantly on the original Wausau and early Caradco sliders that dominate the village’s 1960s and 1970s housing stock. The frame looks cosmetically fine from the street. The homeowner calls about drafts or fogged glass. We pull the unit and find corrosion so advanced the block beneath it needs repair before any new window can anchor. That hidden corrosion is the local failure chain. It’s also the reason a cheap spec costs more here within a decade.
Here’s the price gap, stated plainly. An inland-spec aluminum frame window with standard zinc fasteners installed along, say, a Palm Beach Gardens street, will function for years. Put that same window on a canal-front home in North Palm Beach, and the fasteners are rusting within two seasons. The frame pitting starts immediately. The design pressure rating, the one you paid for and your insurance policy assumes, quietly evaporates. Ten years in, you’re replacing the replacement. The marine-spec version costs more on the front end, maybe 10-15% more depending on the opening, because you’re paying for stainless hardware, hot-dip galvanized fasteners, marine-grade frame finishes, and substrate repair that the cheap spec skips. Skipping it here isn’t a savings. It’s a deferral with interest.
Written by Ed Winslow, Owner at Winslow Windows & Doors, serving North Palm Beach and surrounding communities since 2011.
Six Reasons Homeowners Choose Winslow 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.










Before
After
Before
After
Before
After