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Therma-Tru Impact Garage Doors: The Fort Lauderdale Owner’s Guide
We stock and install Therma-Tru-compatible impact garage doors throughout Fort Lauderdale, with typical installed pricing running $2,800 to $6,400 depending on door size, panel configuration, and hardware condition. Most Therma-Tru impact door replacements are completed in a single visit, and we keep common slab panels, roller assemblies, and hinge sets on the truck. Owners usually spot the problem the morning after a hard South Florida wind event: the door binds on one side, a panel shows spider cracks from debris impact, or the galvanized track has shifted enough that the door grinds instead of rolls.
Which Therma-Tru Models This Applies To
Therma-Tru’s garage door line breaks into two impact-rated series that dominate Fort Lauderdale installs: the Classic-Craft Impact collection (steel-skinned, insulation-filled, rated for Miami-Dade and Broward wind zones) and the Fiber-Classic Impact line (compression-molded fiberglass skins over a steel frame, less common on garage openings but still in service on older coastal builds). The model tag lives on the interior door face near the bottom panel or on the horizontal track bracket, and it matters more than most people think. A Classic-Craft panel will not interchange with a Fiber-Classic panel of the same rough opening; the mounting bosses sit on different centers and the weatherstripping channels are cut to different depths. When we quote a Therma-Tru impact garage door in Fort Lauderdale, we match the factory tag first, then take rail-to-rail and floor-to-header measurements to account for the settling every coastal slab goes through. OEM Therma-Tru panels remain the right call when the door is under an active factory warranty; once that warranty has run its course, we quote quality aftermarket equivalents side by side on paper so you see exactly what the difference buys. TruePane Windows & Doors is an independent service provider, not affiliated with Therma-Tru, and that independence is what lets us tell you plainly when an aftermarket panel is the better spend.
Signs Your Therma-Tru Impact Garage Door Is Failing
- Panel flexing or starring under thumb pressure. Impact-rated skins are supposed to resist deformation. When you can press a visible dimple into the steel face of a Classic-Craft panel, the foam core has separated from the skin, which means the panel is no longer doing its wind-load job. This is the most common failure we replace on Fort Lauderdale homes within half a mile of the water.
- Door binds or jumps on one side during travel. Usually a bent roller stem or a hinge leaf pulling away from the stile. On Therma-Tru doors, the hinge screws thread into an internal steel channel; strip one of those and the panel sags permanently, putting uneven load on the operator.
- Black or gray streaks under the bottom panel edge. The bottom weatherseal and retainer are corroding, and the corrosion is traveling up into the panel’s end caps. In this salt air, that spreads faster than inland owners expect.
- Operator laboring with a grinding sound. The problem is rarely the motor on a Therma-Tru door; it is a track that has moved out of square or a torsion tube bearing that has picked up grit and started to wallow. We check the frame and track before we touch the operator.
- Water staining along interior panel seams after a driving rain. Impact doors are tested for air and water infiltration, but a stiff east wind off the Atlantic pushes water through any seal that has taken a set. If the seams are wet, the panel’s thermal break is compromised and the rust clock has started.
Replacement Cost & What’s Included
Most Therma-Tru impact garage door replacements in Fort Lauderdale land between $2,800 and $6,400 installed. A single door with two or three Classic-Craft panels, new hinges, rollers, and a fresh bottom seal typically runs $1,900 to $3,400 when the track is still square and reusable. If the track, torsion hardware, or operator need replacement, the job moves into $3,800 to $6,400 because impact-rated hardware is heavier and more expensive than the standard residential stuff. Every quote includes the part, the labor, haul-away of the failed assembly, and a written line-item breakdown before work begins. We register both manufacturer warranty layers in writing and state their durations on your invoice. Our own workmanship carries the 90-Day Done Right Promise: if it is not right, we come back and make it right, no paperwork fight.
DIY or Call Us?
An owner can safely check three things: whether the photo eye lenses are clean, whether the track bolts have visible play, and whether the door balance feels consistent when the operator is in manual release. Do not attempt to replace torsion springs or unwind the cable drums. A Therma-Tru impact door is heavier than a standard residential door, sometimes by more than 80 pounds, and the springs carry enough stored tension to remove fingers or worse. Even a panel swap on these doors needs a second set of hands and a knowledge of how the hinge system loads. Dale Kessler’s crew sets the panel, checks the track square, rebalances the door, and confirms the operator’s force settings before we pack the truck. If you are in Fort Lauderdale and the door is fighting you, call (754) 310-3589 and we will send a uniformed technician who measures twice before touching anything.
FAQs
Expect 15 to 20 years from a galvanized Classic-Craft door this close to the Atantic, with the bottom panel and weatherseal being the first components to show the salt air. Doors that get rinsed with fresh water quarterly and have their hardware lubricated yearly run at the top of that range; doors that never get washed lose the bottom panel into corrosion years earlier.
Yes, when the failure is confined to hinges, rollers, seals, or a single panel. Panel separation from the foam core is not repairable in the field, and neither is stile rot inside a Fiber-Classic skin. We will tell you which side of the line your door sits on before you spend a dollar. Call (754) 310-3589 for an honest assessment.
Most single-door replacements are done in four to six hours on site, including haul-away and a full safety check of the operator and photoelectric sensors. If the track needs to be re-shimmed or the opening framing shows rot, the job may run into a second morning; we will tell you that when we quote.
We stock common Classic-Craft panel sizes, impact-rated hinge sets, galvanized rollers, and bottom seals on the service truck so we can fix most problems in one visit. If we need a less common Fiber-Classic panel or custom-wind-zone hardware, we source it from our distributor within a few days and schedule the install around you. We also stock parts for PGT, CGI, and CWS impact doors for owners with mixed brands on the same property.
If your Therma-Tru impact garage door is grinding, bowing, or just not latching square anymore, call TruePane Windows & Doors at (754) 310-3589. We will put a live person on the line, schedule a site visit, and quote the work in writing with no surprise line items. Measure twice, spec it right, and put it in writing – the frame does not forgive shortcuts.
Written by Dale Kessler, Owner, TruePane Windows & Doors at TruePane Windows & Doors, serving Fort Lauderdale 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.










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