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Therma-Tru Construction in Ben Lomond, CA

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Therma-Tru Construction in Ben Lomond, CA | Workshop Contractors

We provide independent Therma-Tru construction service across Ben Lomond, CA, from entry-door reframing and weatherseal replacement to full fiberglass door installations, plus Brookdale Therma-Tru service. What makes our Therma-Tru work different here is that we build for slope, fire, and winter rain the way mountain lots demand, not the way a flatland track-home crew would. We’re a general contractor, not a manufacturer affiliate, and we’ve installed and serviced Therma-Tru doors on Santa Cruz Mountains homes for years. Call (844) 384-3361 to schedule your free estimate.

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Why Ben Lomond Residents Choose Us for Therma-Tru Service

Most Ben Lomond homes aren’t built on flat concrete slabs. They sit on pier-and-beam floors, post foundations, and steep grades where a door frame that was square in August can be racked half an inch out by February. We know Therma-Tru’s fiberglass slabs and prehung jambs well enough to predict how they’ll behave when the ground under them moves. Noel Figueroa, our owner and general contractor, learned framing from the same generation of tradesmen who built half the houses on his street in Ontario, and he brought that habit of checking square, sill, and seal onto every mountain job since. We use Therma-Tru OEM glazing stops, sweeps, weatherseal, and hinge parts wherever the slab is sound. When a slab is chalked through or the jamb has rotted at the sill, we say so plainly and recommend replacement instead of a patch. The goal is a door that sheds water and closes square for years, not one that looks fine from the street and wicks rain at the threshold within a season.

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Styles & brands we work with

Kitchen remodeling
Kitchen remodeling
Bathroom remodeling
Bathroom remodeling
Home additions & ADU
Home additions & ADU
Roofing
Roofing
Windows & doors
Windows & doors
Driveway & pavers
Driveway & pavers
Fence
Fence

Common Therma-Tru Construction Problems We Solve in Ben Lomond

  • Racked slabs on pier-and-beam floors. Post foundations and pier-and-beam floors settle independently of the door frame. A Therma-Tru slab sticks at the latch-side stile and the reveal goes out of parallel long before the fiberglass itself is worn out. We re-shim and re-square the prehung frame against the floor as it actually sits, then reset the threshold with a proper sill pan.
  • Chalked and sun-oxidized fiberglass on south- and west-facing walls. Ben Lomond’s dry summers beat on entry doors that get full afternoon exposure. Factory paint film breaks down around glazing stops and stiles, and once the fiberglass substrate chalks through, refinishing is a short-term fix. We’ll tell you when it’s refinishable and when it’s a slab replacement.
  • Rotted bottom rails from wind-driven rain. Atmospheric-river storms push water against thresholds on older redwood-era homes with shallow porch overhangs. Water wicks into the door sill and rots the bottom rail of the wood jamb behind the fiberglass slab. We replace the jamb, install a sill pan, and reseal so the next storm sheds off the door instead of under it.
  • Worn sweeps and sidelite weatherstrip. A cosmetic gap at the sweep seal in town becomes a defensible-space and inspection problem on uphill Highway 9 lots. Ember and wind-driven rain intrusion at worn seals is one of the most common issues we repair on Ben Lomond Therma-Tru doors, and it’s usually fixable with OEM replacement sweeps and weatherseal without replacing the slab.
  • Doors out of square after wet winters. Ben Lomond’s redwood-rooted slopes hold water and move seasonally. A door that closed fine in September can bind at the latch by March. We address the frame against the seasonal movement, not just the slab.

Therma-Tru Service in Ben Lomond: What Local Conditions Mean for Your Equipment

Ben Lomond’s uphill-side Highway 9 lots sit below saturated, redwood-rooted slopes that move after big winter rains. That’s not a generic mountain-climate line; it’s a specific condition that shapes how Therma-Tru entries perform here and nowhere else in the county. A Therma-Tru door on a pier-and-beam mountain cabin up a narrow private drive off Highway 9 often has to be re-squared and re-sealed against a foundation that shifts seasonally, not just swapped like-for-like. One redwood-era cabin we worked on had a Therma-Tru Smooth-Star entry that racked out of square after a wet winter. The sweep and sill weatherseal were shot. We re-shimmed and re-squared the prehung frame, replaced the OEM sweep and weatherseal, and reset the threshold with a proper sill pan so the next atmospheric river sheds off the door instead of wicking under it. That’s the difference between servicing a door and servicing a door on a moving mountain lot. Call (844) 384-3361 if your entry has started binding or leaking after a storm.

Therma-Tru Models & Products We Service in Ben Lomond

We service the full range of Therma-Tru fiberglass entry systems homeowners in Ben Lomond actually have: Smooth-Star fiberglass entry doors, the Fiber-Classic collection, Classic-Craft series doors with their wood-grain fiberglass slabs, and patio and sidelite assemblies with factory glazing. For replacement parts, we use Therma-Tru OEM glazing stops, sweeps, weatherseal, and hinge and hardware components wherever the slab is sound. When the OEM profile has been discontinued, we’ll use a quality aftermarket seal and tell you why. What we stock locally for fast Ben Lomond turnaround are the common wear items: sweeps, weatherseal profiles, sill pans, and shim stock. Slabs and prehung assemblies are ordered per job to match your rough opening and exposure. If you’re uncertain whether your door is Therma-Tru or a different manufacturer, we can identify it on site and give you an honest repair-or-replace recommendation.

Before & after

See the difference

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Recent Project
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Full Restoration
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Complete Upgrade

Therma-Tru Service Pricing in Ben Lomond

Therma-Tru service pricing in Ben Lomond depends on whether we’re repairing weatherseal and hardware or replacing a slab, jamb, or entire prehung assembly. For reference, related envelope work in this area runs as follows:

Service Typical Range
Roof Replacement $8,000 – $20,000
Window Replacement $4,500 – $15,000
Impact Window Installation $8,000 – $25,000
Home Addition $45,000 – $130,000

A Therma-Tru sweep, weatherseal, and adjustment call is a fraction of those numbers, but the exact price depends on whether the jamb is sound, whether the slab is square, and whether we’re working on a cabin up a narrow private Ben Lomond drive that requires hand-carrying material. Our free estimate includes a site visit, measurements, and a written line-item quote. Call (844) 384-3361 to schedule yours.

Serving Ben Lomond, CA — Our Local Coverage Area

We’re based in the Ben Lomond area and know this community well, and we also provide Therma-Tru in Lompico. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.

FAQs – Therma-Tru Construction in Ben Lomond

Service Areas Near Ben Lomond

We serve Ben Lomond and the surrounding mountain and valley communities, including Therma-Tru service in Bonny Doon, Therma-Tru service in Cambrian Park, Woodcrest, North Tustin, and Orange. If your home sits between the redwood ridges and the valley floor, we’ll come take a look. For broader coverage, see our Ben Lomond service area page or our main Therma-Tru sales & service page.

Book Your Therma-Tru Service in Ben Lomond Today

If your Therma-Tru door is binding, leaking, or showing sun damage, don’t wait for the next atmospheric river to find the gap. Call (844) 384-3361 to schedule your free estimate in Ben Lomond or for Mount Hermon Therma-Tru service. We’ll assess the door, the frame, and the slope under it, then give you a straight answer on repair versus replacement.

Written by Noel Figueroa, Owner at Workshop Contractors, serving Ben Lomond and the Santa Cruz Mountains. Build it right the first time. The second time costs twice as much and nobody’s happy about it.

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