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Therma-Tru Construction in Lexington Hills, CA | Viceroy Construction
We install and service Therma-Tru door systems across Lexington Hills as an independent contractor, not as a manufacturer representative. What separates our Therma-Tru work here is simple: we know how fiberglass slabs, rot-resistant frames, and multi-point hardware actually hold up on steep, heavily wooded canyon lots where wind-driven rain, wildfire embers, and unincorporated county permitting all collide. If you need a Therma-Tru entry door replaced, realigned, or rebuilt after mountain weather did its work, call (877) 358-6557 for a free estimate from Viceroy Construction.
Why Lexington Hills Residents Choose Us for Therma-Tru Service
We’ve worked on Therma-Tru Fiber-Classic, Smooth-Star, Classic-Craft, and Benchmark doors long enough to know what fails first in this climate and what holds up. Neil Drummond, our owner, grew up in the Saratoga foothills and trained in the building trades program at West Valley College, where he learned framing, concrete, and structural work the slow way, before it became a rush job. That background matters when a Therma-Tru door on a graded canyon lot won’t latch because the rough opening shifted, or when a bottom rail has delaminated after years of runoff working past a failing sill pan.
We stock OEM Therma-Tru sills, sweeps, weatherstrip, and hardware for Lexington Hills jobs, and we’re not shy about telling a homeowner when replacement beats patching. If the slab edge or bottom rail is coming apart, repeated repairs get expensive fast. We’d rather set you up with a door that sheds water like it should.
Styles & brands we work with
Common Therma-Tru Construction Problems We Solve in Lexington Hills
Lexington Hills sits in a coastal-influenced mountain climate with heavy winter rain and elevated wildfire risk. That combination creates specific failure patterns on Therma-Tru doors, and we see the same five issues over and over:
- Bottom-rail and slab-edge delamination. Wind-driven rain off Highway 17 works past a failing sill pan and soaks into the door bottom. Over time the fiberglass skin separates from the core. Lexington Hills gets more wind-driven rain than valley cities, and homes with west-facing entries take the worst of it.
- Rotted or swelling wood sub-sills and jamb legs. Many mid-century mountain cabins in Lexington Hills had original thresholds set nearly at grade. On a sloped lot, heavy winter runoff pools at the entry instead of draining away. The sub-sill rots, the jamb legs swell, and the door starts binding.
- Weatherstripping and sweep failure with daylight gaps. Sun-exposed west-facing entries on hillsides go through big temperature swings. Weatherstripping hardens, sweeps tear, and hinges sag. You start seeing daylight around the door, which means you’re also getting ember infiltration during fire season and cold air all winter.
- Multi-point lock and deadbolt misalignment. Graded canyon lots move with seasonal soil changes. When the rough opening shifts even slightly, a Therma-Tru multi-point system won’t engage cleanly. We reset hinges and re-align the hardware so the deadbolt throws without forcing.
- Corroded sill pans under older Therma-Tru installations. Original sill pans from older installations corrode after years of mountain moisture. Lexington Hills humidity and rain cycles speed that up. A corroded pan stops doing its job, and the damage moves into the subfloor before anyone notices.
Therma-Tru Service in Lexington Hills: What Local Conditions Mean for Your Equipment
Here’s what makes Therma-Tru work in Lexington Hills genuinely different from the same job in Los Gatos Therma-Tru service or San Jose. Lexington Hills sits inside Cal Fire’s wildland-urban interface, and every building project runs through unincorporated Santa Cruz County permitting rather than a city building department. That means an exterior door or window replacement on a canyon lot off Highway 17 has to satisfy ember-resistant and fire-clearance requirements that valley-city jobs on the same Therma-Tru product never face. A homeowner in Campbell can swap a door and move on. A Lexington Hills homeowner off Aldercroft Heights Road has to think about defensible space clearance, ember entry points around sweeps and thresholds, and county inspection sequencing. We’ve learned to spec Therma-Tru sweeps, weatherstrip, and sill details that serve double duty: they shed winter runoff during storm season and block ember intrusion during fire season. That’s not a manufacturer specification. That’s living where you work and seeing what actually happens on a mountain lot when the rain blows sideways and the hillside drains through your entry.
Therma-Tru Models & Products We Service in Lexington Hills
Our crews work on the full Therma-Tru residential line: Fiber-Classic entry doors, Smooth-Star fiberglass doors, Classic-Craft door series, and Benchmark fiberglass doors. When the frame and slab are still sound, we use Therma-Tru OEM sills, sweeps, weatherstrip, and hardware. When an original part has been discontinued or isn’t suited to mountain conditions anymore, we spec quality aftermarket glass and thresholds that hold up better under Lexington Hills weather. We keep common Therma-Tru replacement parts ready so Lexington Hills jobs don’t stall waiting on a shipment. You can also lean on our broader Therma-Tru sales & service work if you’re considering upgrading a door or window package alongside a remodel.
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AfterTherma-Tru Service Pricing in Lexington Hills
Therma-Tru door and window work in Lexington Hills typically falls within the same ranges we quote across the Saratoga market and Therma-Tru service in Monte Sereno, with mountain access and site conditions affecting the final number. Here are the two most common scopes we price:
| Service | Price Range |
|---|---|
| Window Replacement | $4,500 – $15,000 |
| Impact Window Installation | $8,000 – $25,000 |
What drives cost in Lexington Hills specifically is access. A narrow, winding private road slows crews and material delivery. A graded lot may require additional flashing, drainage, or threshold work before a door ever goes in. Our free estimate includes a site walk so you know the actual number before any work starts. Call (877) 358-6557 to schedule yours.
Serving Lexington Hills, CA — Our Local Coverage Area
We’re based in the Lexington Hills area and know this community well, and we also handle Therma-Tru repair in Scotts Valley. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Therma-Tru Construction in Lexington Hills
Yes, when installed with the right supporting details, a Therma-Tru fiberglass entry door can meet Cal Fire’s wildland-urban interface requirements in Lexington Hills. The door slab itself is not combustible, but the functional fire resistance depends on what surrounds it: ember-resistant sweeps, intact weatherstripping, non-combustible thresholds, and proper clearance on the surrounding property. We spec these details as part of every Lexington Hills door replacement, because county inspectors check them. Call (877) 358-6557 and we’ll walk your entry before you spend a dollar.
The bottom rail isn’t rotting because the Therma-Tru slab failed; it’s rotting because wind-driven rain off Highway 17 is working past a corroded or improperly sloped sill pan and soaking the door’s bottom edge. On canyon lots where the grade slopes toward the entry, storm runoff pools at the threshold instead of moving away. We rebuild the rough opening with a positive-slope sill pan, replace the damaged components with OEM Therma-Tru parts where the slab is still sound, and reset the door so water exits instead of collecting. If the delamination is advanced, we’ll tell you straight whether replacement costs less than repeated patching. Call (877) 358-6557 for an exact assessment.
Sometimes yes, and it depends on the condition of the frame, jamb legs, and slab edge. If those are sound, we replace only what failed: a Therma-Tru OEM sweep, weatherstrip, multi-point hardware, or threshold. If the bottom rail or slab edge is delaminating or the frame has shifted from soil movement on a graded lot, the honest answer is usually full replacement. We’ll show you the damaged material and explain exactly why before we quote either path.
Permits in Lexington Hills go through unincorporated Santa Cruz County rather than a city building department, and exterior door and window replacements can trigger county review when the home sits inside Cal Fire’s WUI zone. Depending on scope, you may need a permit for structural changes to the opening, or documentation showing ember-resistant materials. We handle that paperwork as part of the job, and our work drawings reflect county requirements before crews arrive.
On a graded Lexington Hills canyon lot, it’s usually the house. Seasonal soil movement shifts the rough opening enough to throw off the alignment between the Therma-Tru multi-point lock and the strike plate. The door slab itself may be fine. We reset the hinges, re-shim the jamb, and re-align the hardware so the deadbolt throws clean on the first swing. Call (877) 358-6557 and we’ll take a look before you force the latch again.
Service Areas Near Lexington Hills
Viceroy Construction serves Lexington Hills and the surrounding Santa Cruz Mountains and South Bay communities. We regularly run Therma-Tru door and window jobs in Saratoga, Monte Sereno, and Los Gatos, and we work across the valley in Cupertino, Campbell, and Cambrian Park. For residents over the hill, we also provide Therma-Tru service in Loyola. If you’re across the city line, see our Therma-Tru service in San Jose page. Our full coverage area is outlined on the Lexington Hills service area page.
Book Your Therma-Tru Service in Lexington Hills Today
If your Therma-Tru door is letting water, daylight, or embers through, don’t wait for the next storm — whether you need Therma-Tru repair in Cambrian Park or here in the hills. Call (877) 358-6557 and we’ll put a Lexington Hills crew on your schedule for a free estimate. On a steep, tree-shaded lot off Highway 17, our crew pulled a Fiber-Classic entry door whose bottom rail had delaminated after years of rain blowing past a corroded sill pan. We rebuilt the rough opening with a positive-slope sill pan, set an ember-resistant sweep and new OEM weatherstrip, and reset the multi-point hardware so it latched clean on the first swing. The homeowner finally had a mountain entry that sheds winter runoff instead of soaking it up. That’s the kind of fix we bring to every Lexington Hills job. The details you don’t see are the ones that matter most.
Written by Neil Drummond, Owner at Viceroy Construction, serving Lexington Hills and the greater Santa Cruz Mountains.