Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Andersen Energy-Efficient Windows in Boca Raton: What to Know First
TruePane Windows & Doors installs and services Andersen energy-efficient windows throughout Boca Raton, including Low-E glass upgrades, argon gas refills, failed seal repairs, and full ENERGY STAR replacement units. Most Andersen energy-efficiency repairs run between $180 and $950 depending on glass package and frame condition, and a typical single-window glass replacement is done in one visit. We’re an independent Andersen service provider, not a franchise arm of the manufacturer, which means we make the call that serves the homeowner and the house, not a quarterly sales goal. If you own an Andersen window in Boca Raton and the electric bill climbs every summer, or a sash has gone hazy between the panes, this page is for you. Call (561) 264-1337 and a live person answers, day or night.
How Andersen Products Fail, and How We Fix Them
Andersen builds a solid window, but every window line has its own way of wearing out, and energy performance is usually where it shows first. Here’s what we actually see in Boca Raton homes, model line by model.
- Andersen 200 Series (Narrex, Perma-Shield): the wood composite sash on these can swell in Boca Raton’s wet season, leaving the weatherstripping compressed on one side and gapped on the other. That gap is where your conditioned air leaves and humid Gulf air gets in. We pull the sash, shim or re-route the channel, and reset the weatherstripping so the sash seats square against the jamb. No new window needed, usually.
- Andersen 400 Series (Woodwright, casement, awning): the most common energy failure here is failed Low-E coating that starts as a faint haze and turns into visible clouding between the panes. The glass unit loses its insulating gas and the Low-E breaks down. We replace the insulated glass unit with a matched Low-E package, argon refilled, and the sash re-glazed. The frame stays. The heat stays outside.
- Andersen E-Series (Eagle): we see aluminum cladding pulling away from the sash corner joints after a few good hurricane seasons. That opens a hairline seam that invites moisture into the sash itself, which then fogs the glass or rots the wood core. We disassemble the sash, re-bed the corners with a marine-grade sealant, and re-glaze the unit. It’s pickier work, but that’s the difference between a five-year fix and a two-year fix.
- Andersen Narroline double-hung (older units): the balance springs lose tension and the sash no longer sits fully closed, leaving the lower rail resting half an inch off the sill. The window looks closed; it isn’t. We replace the balances, set the sash stops, and check the lock alignment so the two sashes actually compress the weatherstripping they were designed to compress.
- Andersen Frenchwood gliding patio doors: the interlock between the active and fixed panel wears over time, and the weatherstrip on the interlock gets groomed down to a hard slick surface that doesn’t seal. The result is a door you can feel a draft through while standing six feet away. We replace the interlock weatherstrip, re-align the rollers, and check the panel for square.
Our Andersen Energy-Efficient Windows Process
A TruePane Andersen job never starts with a part already in the truck. It starts with a measurement and a conversation. Here’s how it goes in Boca Raton.
- 1
We measure the opening and the sash. Not once. Twice. An Andersen window that’s been in a Boca Raton wall since the 1990s has settled. The opening now may not match what the original spec sheet says. We don’t care what the spec sheet says. We measure what’s there.
- 2
We identify the failure correctly. Condensation between panes, draft around the frame, high solar gain through the glass, or a sash that won’t stay closed. Each has a different repair, and guessing wrong costs the homeowner money and time. Dale Kessler’s rule: if it isn’t square and it isn’t sealed, it isn’t done.
- 3
We decide on parts. Where Andersen makes a current OEM glass unit or balance, we use it. Where the OEM part is discontinued or overpriced for what it is, we say so and show you the difference on paper. We’re authorized across more than a dozen lines, so if a PGT or CGI unit makes more sense for your sun exposure than the original Andersen glass, we’ll put that line-item quote next to the Andersen one and you choose.
- 4
We do the work in one visit. Glass replacement, balance reset, weatherstrip replacement. Most Andersen energy work is a single-trip job, done with a uniformed, background-checked technician working in your home the way they’d work in their own mother’s.
- 5
We register both warranty layers in writing before the truck leaves your driveway. The manufacturer’s warranty on the glass and the hardware, and our Done Right Promise on the workmanship. No paperwork fights. No arguing.
- 6
We test the opening. The draft that was there is either gone or it’s on the list to address. If the sash doesn’t close square and the seal doesn’t read clean on an infrared check, the job isn’t done. We come back and make it right.
What Andersen Energy-Efficient Windows Costs in Boca Raton
Real numbers for real Andersen work in this market, as of this writing. These are not bids. Your house, your exposure, and your glass package move the needle. But this is what a fair range looks like, in writing.
| Job | Typical Range |
|---|---|
| Single-sash insulated glass replacement (Low-E, argon) | $220-$480 |
| Failed seal repair, double-hung Andersen | $180-$380 |
| Full-frame Andersen 200 Series replacement (per opening) | $650-$1,100 |
| Andersen 400 Series casement re-glaze with new Low-E glass | $420-$850 |
| Energy audit of existing Andersen windows (whole house) | $150-$250, credited toward work |
What moves the price: glass package (triple pane with krypton runs more than double pane with argon), sash condition, second-story access, and whether the original frame is square enough to keep. We write fixed quotes. No change orders, no surprise line items. Senior and veteran homeowners get a permanent 5% discount on every job. Call (561) 264-1337 and get a number in writing before you spend a dime.
Why Boca Raton Homeowners Call TruePane Windows & Doors for Andersen Work
Our phone has been answered by a live person 24 hours a day, 7 days a week, for as long as we’ve been in business. That matters when you’re 72, the hurricane’s a week out, and a north-facing Andersen is whistling. More than that, though, we’ve spent years in this community as a company with roots here, not a franchise that sends a guy from three counties over. Dale Kessler grew up in Boca Teeca, learned windows from his father on weekends, and still lives close enough to smell the ocean before a storm. We back every Anderson job with our Done Right Promise and The Keystone Standard: both warranty layers registered in writing, durations stated, before we pull out of the driveway. If you own a Pella, PGT, or CGI window alongside your Andersen units, we service those too. One call, one square deal.
FAQs
No, not when the repair is done correctly. An independent Andersen service provider can replace glass units, balances, and weatherstripping without voiding the existing warranty, as long as the work doesn’t alter the frame or the original installation. We register both warranty layers in writing, which is the part most homeowners skip. Call (561) 264-1337 for a straight answer about your specific unit.
Most single-sash Andersen glass replacements are done in one visit, usually two to three hours from setup to cleanup. If the sash or frame needs rework, we’ll tell you before we start, not after. A live person at (561) 264-1337 can give you a same-week appointment window.
If the frame is square and the sash is sound, repair almost always beats replacement. Glass failure, seal breakdown, and balance wear are fixable for a fraction of a full replacement. If the frame has rot or the opening is out of true, replacement becomes the honest call. We’ll show you both numbers side by side and let you decide.
We service Andersen Frenchwood gliding and hinged patio doors, including interlock weatherstripping, roller replacement, and re-glazing. In Boca Raton, a poorly sealed patio door is usually the biggest energy leak in the living room, and it’s one of the most common repairs we do. Call (561) 264-1337 and we’ll take a look.
Low-E is a microscopically thin coating on the glass that reflects heat. Argon is an inert gas pumped between the panes to slow heat transfer through the gap. They do different jobs, and most Andersen energy-efficient units have both. If only one has failed, the window may still fog or draft. That’s a diagnosis call, and we can make it quickly.
Written by Dale Kessler, Owner, TruePane Windows & Doors at TruePane Windows & Doors, serving Boca Raton and nearby areas.
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.



Before
After
Before
After
Before
After