Kitchen remodeling
Bathroom remodeling
Home additions & ADU
Roofing
Windows & doors
Driveway & pavers
FenceFree written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Therma-Tru Construction in San Juan Bautista, CA | Workshop Contractors
We’re an independent San Juan Bautista General Contractor providing full Therma-Tru door and entry system service across San Juan Bautista, CA. Most jobs involve swapping delaminated slabs, re-hanging multipoint hardware, or rebuilding rotted jambs around a historic rough opening. What separates our work here: we understand how a 19th-century adobe wall wicks moisture into a modern fiberglass frame, and we build the fix for that.
As a general contractor, we handle the surrounding construction too. That means when your Therma-Tru entry door needs a new rough opening, flashing, trim, or threshold, we’re not calling someone else in. Workshop Contractors manages the whole scope under one contract. Call (844) 384-3361 for a free estimate.
Why San Juan Bautista Residents Choose Us for Therma-Tru Service
Noel Figueroa, our owner and general contractor, learned framing and finish work on the job sites of the Inland Empire before he ever touched a Therma-Tru door. What he brought with him: the habit of checking the rough opening before blaming the door. Around San Juan Bautista, that instinct matters more than most places. Old openings shift. Adobe walls swell. Seismic settling throws jambs out of square. We’ve done enough Therma-Tru work here to know that a door that won’t latch is usually not a hardware problem.
We work as an independent crew. No factory authorization, no dealer quota. When we recommend a Therma-Tru Smooth-Star slab over an aftermarket fiberglass panel, it’s because we’ve watched both respond to a wet San Benito Valley winter. We also keep genuine Therma-Tru sills, weatherstripping, and multipoint hardware on order cycles, so a common repair doesn’t wait on a two-week shipping window. Read more about our broader Therma-Tru sales & service or learn how we serve the San Juan Bautista service area.
Styles & brands we work with







Common Therma-Tru Construction Problems We Solve in San Juan Bautista
- Fiberglass slab delamination at the bottom rail. Winter rain hits the ground near old adobe-stucco walls and splashes back onto the threshold. If grading doesn’t move water away, the bottom rail stays wet and the fiberglass can separate. We see this regularly on homes near the plaza.
- Rotted jamb legs and sills. Adobe wicks and holds moisture in ways modern framed walls don’t. A Therma-Tru frame set into an old adobe rough opening without proper flashing or drainage will rot from the inside out, even if the slab looks fine.
- Multipoint lock misalignment. Historic-era openings shift seasonally with clay soil movement and the occasional earthquake. When the jamb moves even an eighth of an inch, the multipoint deadbolt and latch no longer align with the strike plate. The door still closes; it just won’t lock cleanly.
- Failed perimeter weatherstripping and door-bottom sweeps. San Benito Valley wind drives rain sideways into the frame cavity. Once the weatherstripping compresses or tears, water gets behind the jamb and the cycle of rot starts.
- Threshold and sill height conflicts. Older San Juan Bautista entries were built for a low threshold. A modern Therma-Tru sill that meets current code often needs the rough opening rebuilt or the interior floor transition adjusted, and that’s a construction job, not a part swap.
Therma-Tru Service in San Juan Bautista: What Local Conditions Mean for Your Equipment
Here’s the thing about San Juan Bautista that doesn’t apply in Hollister or Therma-Tru service in Gilroy: the historic core around the plaza sits under preservation review, and much of it is built from adobe and unreinforced masonry. Adobe walls absorb winter moisture from the ground, then crack with seasonal movement. When a Therma-Tru door anchors into that wall, every shift in the masonry becomes a shift in the rough opening. We’ve pulled doors here whose jambs had rotted into adobe-adjacent walls that never drained. You can’t just hang a new slab and walk away. The fix often involves rebuilding the rough opening with modern flashing and a raised sill, then re-trimming the exterior to match the period surround so it passes compatibility review. That’s a whole different job than a like-for-like replacement across the county line.
Here’s one from the field. On a wood-frame house off the plaza near the State Historic Park, we pulled a Fiber-Classic entry door whose bottom rail had delaminated. The jamb leg had rotted into an adobe-adjacent wall that never drained. We rebuilt the rough opening with a raised, flashed sill, set a new Smooth-Star slab in a composite frame with fresh multipoint hardware, and re-trimmed it to match the period surround. After the first wet winter, the door swung true with no swelling at the threshold. As Noel puts it: “Build it right the first time. The second time costs twice as much and nobody’s happy about it.”
Therma-Tru Models & Products We Service in San Juan Bautista
We service the full lineup: Therma-Tru Smooth-Star fiberglass entry doors, the Fiber-Classic collection, Classic-Craft door series, and Therma-Tru fiberglass and steel entry systems with sidelites and transoms. Most common calls in San Juan Bautista involve Smooth-Star and Fiber-Classic slabs, but side-lite assemblies and transoms leak and shift too.
On the parts side, we use genuine Therma-Tru replacement slabs, sills, sweeps, weatherstrip, and multipoint hardware wherever the frame is sound. If a delaminated slab or rotted frame is past saving, replacement is the honest call. We stock common thresholds and weatherstripping profiles for faster turnaround, and we tell you up front when a part has to come from Therma-Tru rather than a local supplier.
See the difference
Before
After
Before
After
Before
AfterTherma-Tru Service Pricing in San Juan Bautista
Therma-Tru work in San Juan Bautista is rarely just a door job. Doors here sit inside rough openings that have been settling for over a century, so pricing reflects what we find when we open the wall. The ranges below cover the most common scopes we take on alongside door work.
| Service | Typical Range |
|---|---|
| Full Kitchen Remodeling | $14,000 – $45,000 |
| Small Kitchen Remodel | $9,000 – $20,000 |
| Full Bathroom Remodeling | $9,000 – $28,000 |
| Small Bathroom Remodel | $5,000 – $12,000 |
| Roof Repair | $400 – $1,800 |
| Roof Replacement & Installation | $8,000 – $20,000 |
What drives the number: the condition of the rough opening, whether we’re matching a period trim profile, and how much flashing or drainage correction the wall needs. A free estimate includes opening inspection, measurements, and a written line-item quote. Call (844) 384-3361 to schedule one.
Serving San Juan Bautista, CA — Our Local Coverage Area
We’re based in the San Juan Bautista area and know this community well, with Las Lomas Therma-Tru service nearby as well. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Therma-Tru Construction in San Juan Bautista
For 95045, a full kitchen remodel typically runs $14,000 to $45,000, and a full bathroom $9,000 to $28,000, with the Therma-Tru entry door added as a separate line item based on slab, frame condition, and trim work. When the rough opening needs rebuilding, expect that to add to the total. Call (844) 384-3361 and we’ll walk the scope with you.
No, we’re an independent general contractor. We install and service Therma-Tru products because we’ve seen how they hold up around San Juan Bautista, but we’re not sponsored by or affiliated with the manufacturer. Our recommendations come from field results, not a dealer agreement.
We use genuine Therma-Tru slabs, sills, sweeps, weatherstripping, and multipoint hardware whenever the frame is worth saving. Aftermarket thresholds only come in when a period-appropriate profile isn’t available from Therma-Tru. If the slab is delaminated or the frame is rotted, we’ll tell you replacement is the honest call, not another season of patching.
A straight slab swap on a sound frame usually takes a day, once parts are on hand. Rebuilding a rough opening, re-flashing, and matching historic trim takes longer because the work is construction, not just door hanging. We schedule site visits in 95045 around weather and material lead times, and we’ll give you a written timeline before work begins.
We service Smooth-Star, Fiber-Classic, and Classic-Craft entry doors, plus Therma-Tru fiberglass and steel systems with sidelites and transoms. Around San Juan Bautista, Smooth-Star and Fiber-Classic are the most common, but the same repair logic applies across the product line.
For an exact quote on your Therma-Tru scope, call (844) 384-3361. Estimates are free.
Service Areas Near San Juan Bautista
We run Therma-Tru calls across San Benito County and the surrounding area. That includes Therma-Tru service in Prunedale to the southwest, Therma-Tru service in Castroville toward the coast, and nearby communities like Hollister and Gilroy when the job calls for it.
Book Your Therma-Tru Service in San Juan Bautista Today
Need Therma-Tru in Aromas or a door fixed, re-hung, or replaced in San Juan Bautista? Call (844) 384-3361 for a free estimate. We’ll inspect the opening, explain what’s failing, and quote the honest scope. That’s how we work.
Written by Noel Figueroa, Owner at Workshop Contractors, serving San Juan Bautista since 2015.