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Therma-Tru Fence Installation: The Jacksonville Owner’s Guide
Therma-Tru fence installation in Jacksonville typically runs between $3,500 and $9,000 for a complete perimeter enclosure, depending on linear footage, gate count, and whether we’re working around existing landscaping or starting from a clear lot. Most owners call us after a storm or a termite inspection reveals rot at the post line, and they want the price in writing before the first post hole gets dug. If you’re reading this with a failing fence section in front of you, here’s exactly what to expect: a written line-item price, named materials, and a crew that leaves your yard cleaner than they found it.
Key Takeaways
- Therma-Tru fence installation in Jacksonville costs $3,500 to $9,000 in our market, with the final number driven by footage, gate hardware, and post setting depth.
- We write the price before any work starts, with every material named and no allowance line items that quietly grow.
- Jacksonville’s heat and humidity shift the lifespan math on fence components: fasteners fail before boards, and posts rot at the soil line faster than anywhere else in the fence.
- If you want a fence that can be warrantied through the manufacturer, we install Therma-Tru-compatible components with receipts and model numbers you can verify independently.
- Call (904) 643-6243 to schedule a free estimate. A live person answers, day or night.
Styles & brands we work with







Which Therma-Tru Models This Applies To
Therma-Tru is best known for exterior doors, but their fence and perimeter products share one thing in common: a consistent series of pre-hung posts and rail kits that align with their door framing specs. The compatibility gotcha most Jacksonville homeowners don’t know is that Therma-Tru fence hardware is sized to their standard post profile (4×4 and 6×6 nominal), not the thinner “fence-grade” posts sold at big-box stores. If you try to pair a Therma-Tru hinge or latch with an off-spec post, the clearance is wrong and the gate sags within a season. Check the label on the inside of the post cap or the hinge mortise for the series code before buying anything. OEM hardware stays true to the original specs, but there are quality aftermarket options that match the hole patterns at 60 to 70 percent of the OEM price. We’ll tell you which is worth it for the specific post and rail set you already have.
Signs Your Therma-Tru Fence Installation Is Failing
- Gate drags on the ground on the latch side. This usually means the hinge posts have moved in the soil, not that the hardware failed. In Jacksonville, where summer rain saturates sandy loam, a post that was set shallow or without enough concrete collar will shift an inch or two within a year. The hinge side is always the first to move.
- Wood around the bottom rail or post base feels soft when pressed with a screwdriver. That’s rot, and it happens faster in Northeast Florida’s humidity than in almost any other climate. If the soft spot is within six inches of the ground line, the post or rail needs replacement, not caulking.
- Screws or nails are backing out along the rail line. Therma-Tru installation specs call for specific fastener lengths and spacing. When the wrong fasteners were used originally, thermal expansion in Jacksonville’s heat works them loose and the rail assembly loses its rigidity.
- Gate latch no longer lines up with the strike plate. This usually follows post movement, but it can also be a failed hinge leaf. If one hinge leaf is bent or its barrel is wallowed out, the gate will never close cleanly again until the hinge is replaced.
- Fence section sways when you push on it with one hand. A properly installed Therma-Tru fence panel should feel solid, not springy. Movement means the rail clips or brackets have loosened, or a post has cracked below the soil line. In either case, waiting turns a bracket fix into a full section rebuild.
See the difference
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AfterReplacement Cost & What’s Included
In Jacksonville, you can expect $3,500 to $9,000 for a full Therma-Tru fence installation, and the spread comes down to three things. First, linear footage: a 100-foot run with two gates lands differently than a 60-foot courtyard enclosure. Second, access: if our crew has to hand-carry materials through a side gate or past a pool cage, labor hours go up and we’ll name that in the written price upfront. Third, post depth and soil conditions: Jacksonville’s sandy soil often requires deeper post holes and more concrete per post to keep a Therma-Tru-spec gate from moving, and that’s a material cost we don’t hide in vague “site preparation” language.
Every fence estimate from Graham Stein at Elmstead Remodeling Jacksonville lists the posts, rails, panels, hinge hardware, and gate hardware by brand and model number, then separates labor into stages. There are no allowance line items. No change orders because we “discovered” something after the first post hole went in. The 365-Day Done Right Promise applies to the finished fence: if a gate starts dragging or a section moves after we leave, we fix it.
DIY or Call Us?
For fence work, a homeowner can safely do a visual assessment: check for soft wood at the soil line, push on each section to feel for movement, and note which gates drag. What we’d caution against is resetting a post by eye. Fence posts in Jacksonville need to be set below the sandy topsoil into stable bearing, and if the new concrete collar is the wrong depth or the post isn’t plumb in both planes, the gate will never close right. The same goes for re-hanging a Therma-Tru gate: the hinge spacing and reveal have to match the series spec exactly. If you want to avoid doing this twice, call (904) 643-6243 and we’ll look at the whole run, not just the one post that moved.
FAQs
A properly installed Therma-Tru fence in Jacksonville will last 15 to 20 years on the posts and rails, with gate hardware and fasteners typically needing replacement years earlier because of salt air and humidity. The posts set in concrete below the sandy topsoil outlast everything above them. Call (904) 643-6243 for an exact read on your existing fence’s condition, and we’ll give you a straight answer on remaining lifespan.
If only one post or one rail is soft and the rest of the section is sound, yes, we can pull that single component and rebuild it in place. If the hinge posts have moved and a gate is involved, we typically recommend resetting both posts and re-hanging the gate rather than trying to shim a sagging assembly. We’ll always tell you the cheaper fix if it’ll actually hold in Jacksonville’s soil conditions.
Most complete fence installations in Jacksonville run three to five working days from the day the first post hole is dug, depending on how many sections we’re replacing and how many gates are involved. We’ll name the days in the written estimate, so the dumpster and crew schedule are set before we start. Call (904) 643-6243 for a timeline specific to your fence line.
We keep standard Therma-Tru post caps, hinge sets, and rail brackets on our truck, and for less common series sizes we order direct from the manufacturer’s Jacksonville distribution network. Every part we install is listed on your written estimate by name and model number. If you need a fence component matched before you even set an estimate appointment, describe what’s failed and we’ll tell you over the phone what we carry and what we’d need to order.
Call for a Free Estimate

If your Therma-Tru fence is failing in Jacksonville, call (904) 643-6243. A live person answers, even on weekends. We’ll schedule a walk-through, measure the run, and hand you a written price with every material named and every workday on the calendar. Graham Stein writes the scope of work himself, in plain language, because if you can’t read the estimate, we haven’t done our job. We serve Jacksonville families with kids and pets, which means shoe covers at the door, drop cloths on the floor, quiet tools during nap hours, and a photo of the finished clean-up before the crew drives away.
Written by Graham Stein, Owner, Elmstead Remodeling Jacksonville at Elmstead Remodeling Jacksonville, serving Jacksonville and nearby areas.


