Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Therma-Tru Door Installation: The Palm Beach Gardens Owner’s Guide
We install and service Therma-Tru doors throughout Palm Beach Gardens, and most complete door installations run between $1,800 and $4,200 depending on the door line, glass package, and what the rough opening reveals once the old unit comes out. Our crews keep common Therma-Tru hardware, sweeps, and hinge kits on the truck so a failing door can often be put right in one visit. The way owners usually find the problem: a door that won’t latch cleanly in July, or daylight showing at the corner of the slab, or a threshold that has started to catch the toe of a shoe.
Therma-Tru deserves attention because the fit-and-seal work is where the door either performs or doesn’t. In Palm Beach Gardens the humidity and afternoon heat do things to a slab that you won’t see in a showroom. We measure every opening twice before ordering, and we quote the door and the labor as separate lines so you know exactly what you’re paying for.
Which Therma-Tru Models This Applies To
Therma-Tru builds fiberglass and steel entry door systems across several lines: the Classic-Craft and Fiber-Classic fiberglass families, the Smooth-Star line, and the Pulse and Benchmark door systems sold through lumberyards and big-box retailers. Each line has its own slab construction and frame profile, which matters when you’re replacing a part rather than the whole unit. The quickest way to identify what you have is to look for the permanent label on the hinge edge of the slab. Therma-Tru stamps the manufacturing code there, and that code tells us the door line, the glass configuration, and the production run.
One Palm Beach Gardens gotcha: a Benchmark door from a home center and a Classic-Craft door from a millwork supplier are both Therma-Tru products, but the corner seals and adjustable sill kits are not always interchangeable between them. We’ve seen owners buy a part that looked right online, only to find the screw spacing was off by a half inch. For Therma-Tru specifically, we recommend OEM parts for anything that touches the weather seal or the threshold, because the aftermarket equivalents compress differently in South Florida humidity. Hinges and interior hardware are where a quality aftermarket part is often just as good and less costly.
TruePane Windows & Doors is an independent service provider and installer. We are not affiliated with Therma-Tru, but we have worked on their doors in Palm Beach Gardens for long enough to know which parts hold up and which ones don’t.
Signs Your Therma-Tru Door Installation Is Failing
- The door won’t latch without a push or a pull. This is almost always the door settling out of plane, which means the hinge screws have loosened in the rough opening or the frame was never shimmed tight to begin with. A door that binds at the top corner in August is telling you the slab is moving with the humidity.
- You can see daylight at the bottom corner or along the hinge side. The weatherstrip has compressed beyond recovery or the corner seal was cut too short at install. In Palm Beach Gardens, a visible gap is also a path for rain in the summer afternoon storms.
- The threshold feels soft or gives underfoot. Therma-Tru thresholds with adjustable caps sometimes wear where the cap meets the sill ends. Once water gets under the cap, the subfloor below starts to soften, and that’s a repair you don’t want to postpone.
- The door is noticeably heavier to swing than it used to be. This can be hinge wear, but on fiberglass slabs it’s more often the frame pulling away from the rough opening. The slab sags, the hinges fight each other, and the sweep drags on the threshold.
- The glass package looks fogged or has moisture inside the panes. Therma-Tru doors with decorative glass insert options can develop a failed seal just like a window. It’s a cosmetic and visibility issue first, but the seal failure also cuts into the door’s energy performance.
Replacement Cost & What’s Included
For a complete Therma-Tru door installation in Palm Beach Gardens, you’re typically looking at $1,800 to $3,200 for a single entry door with a standard glass package, and $2,800 to $4,200 when the job includes upgraded decorative glass, a storm door, or a sidelite configuration. The range is driven by three things: which Therma-Tru line you have, what the rough opening requires once the old frame is out, and whether the job is a slab swap only or a full tear-out with new casing and trim.
Every quote we write separates parts and labor. You’ll see the door, the frame kit, the threshold, the hardware, and the installation line item by line item. Dale Kessler keeps the quote rule simple: if it is not in the written scope, it is not in the price – and if it is in the price, we stand behind it. The work is covered by our Done Right Promise, and both manufacturer warranty layers are registered in writing before the truck leaves your Palm Beach Gardens driveway.
DIY or Call Us?
There are a few things an owner can safely check on a Therma-Tru door: hinge screws that need tightening, a sweep that has slid out of its track, or a threshold cap that needs a quarter-turn adjustment. If those fixes solve the problem, you’ve saved yourself a service call and we’re glad for you.
What we’d caution against is pulling the slab off the hinges or removing the frame to “see what’s behind it.” A door slab is heavier than it looks, the tempered glass in a Therma-Tru unit is expensive to replace if it gets bumped, and once the frame comes out of the rough opening, the shim and seal work is what determines whether the door will hold square through the next hurricane season. If the door is binding, leaking, or failing to latch and the simple fixes don’t hold, call us at (772) 794-8169. We’ll send a technician who measures everything and tells you plainly what’s wrong and what it costs.
FAQs
A properly installed Therma-Tru fiberglass door in Palm Beach Gardens should give you 20 to 30 years of service on the slab itself, though the weatherstrip, corner seals, and threshold will typically need replacement every 5 to 8 years in our humidity. If a door fails inside of a decade, the usual culprit is the frame, not the slab. Call (772) 794-8169 and we’ll take a look at it.
Often, yes. Hinge kits, sweeps, corner seals, and adjustable threshold caps are repairable in a single visit, and that’s the first thing our technicians look for. Replacement makes sense when the slab is cracked, the glass package has failed on a door that’s past its warranty, or the frame has rotted at the base. We’ll tell you which side of that line you’re on before we quote anything.
A slab swap with the existing frame in good shape is usually done in half a day. A full tear-out with a new frame, casing, trim, and hardware is typically a one-day job in Palm Beach Gardens, though some glass package configurations can push into a second morning. We keep schedule commitments in writing and our installers clean the work area before they leave.
We stock the common wear items: hinge kits, corner seals, sweep replacements, adjustable threshold caps, and standard handle sets. For anything Therma-Tru specific that’s outside the common items, we can usually have it in hand within a few business days. If you want to know whether we have your part before scheduling, call (772) 794-8169 with the door label code in hand.
If your Therma-Tru door is fighting you, give us a call. We’ll quote the job on paper, register the warranties in writing, and do the work so the door closes square for years. Call TruePane Windows & Doors at (772) 794-8169 and schedule your free estimate.
Written by Dale Kessler, Owner, TruePane Windows & Doors at TruePane Windows & Doors, serving Palm Beach Gardens 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