New windows and doors improve comfort, cut energy bills and add long-term value to your home. Juniper Windows Austin pairs proven product lines with our own installing crews for lasting performance - and a price we put in writing.
1. Choose your installer
The unit is half the job - the install is the other half. Our own background-checked crews measure, set, seal and insulate every opening, and they know the lines we quote inside and out because they install them every week.
2. Select the right products
Compare styles, materials and glass packages side by side until the fit is right for your rooms, your budget and your goals. The product-line comparison below is the place to start.
3. Prepare your home for install
Before install day we walk you through a short checklist - furniture pulled back, treatments down, a clear path to each opening - so install day is watch-it-happen, not scramble.
Compare the Lines We Quote
Every project is priced on the same lines, side by side - the price indicators below are relative, and your consultant shows exact numbers on your actual openings.
PGTThe line Florida homeowners arrive naming - the most Miami-Dade certifications in the industry$$$
- More Miami-Dade NOA certifications than any other line we quote
- WinGuard, EnergyVue and ClassicVue Max systems built for every wind zone
- 99% on-time delivery keeps your install date on the calendar
CGIThe heavyweight impact line$$$$$
- Large-missile impact ratings for the strictest wind zones
- Architectural-grade aluminum with commercial-depth frames
- The line we quote when protection is the whole point
CWSThe Florida value pick$$
- Vinyl systems built in Florida for Florida codes
- Strong energy packages at the friendliest price point
- The smart start for whole-home replacements on a budget
ESWSlim lines, big glass$$$$
- Narrow-sightline aluminum for modern elevations
- Oversized openings and floor-to-ceiling glass
- Impact-rated without the bunker look
ECOThe aluminum impact workhorse$$$
- Miami-built aluminum impact systems
- A strong price-to-protection ratio for coastal homes
- Proven inventory lines with short lead times
Why Austin Homeowners Choose Therma-Tru Windows & Doors
We provide independent Therma Tru repair in Austin, specializing in entry door repair, weatherseal replacement, multipoint lock adjustment, and full frame replacement. What sets our Therma-Tru work apart is field knowledge: we see how these doors actually fail after years of west-facing sun, cedar pollen, and slab movement in Austin’s limestone-heavy soil. As an independent Therma-Tru service provider, we’re not tied to a manufacturer’s script. We fix what’s broken, recommend replacement only when it makes financial sense, and back every job with our 365-Day Done Right Promise. Call (325) 420-1750 for a free estimate.
Therma-Tru builds some of the most widely installed fiberglass entry doors in the country. In Austin, they show up on 1970s Cherrywood ranches, 1990s Circle C two-stories, and brand-new builds near Mueller. That spread of housing stock means we’ve serviced Therma-Tru doors in nearly every condition imaginable, from garage-to-kitchen doors that haven’t been adjusted since the Clinton administration to Pulse Series doors installed last spring that already need threshold tuning.
Why Trust Juniper Windows Austin for Your Therma-Tru Windows & Doors?
Therma-Tru doors are not complicated machines, but they are precise assemblies. A fiberglass skin, a polyurethane core, a compression weatherseal, and a multipoint lock all have to work together or the door leaks air, binds, or fails to latch cleanly. Our technicians have handled every Therma-Tru line we service, including Classic-Craft, Smooth-Star, Fiber-Classic Mahogany Collection, and Pulse Series. We know which weatherstripping profile fits which frame, which lock bodies drift after slab settlement, and which threshold adjustments actually hold through an Austin summer.
Sean Mackey, owner of Juniper Windows Austin, learned the trade at Los Angeles Trade-Technical College and spent years focused on how windows and doors perform, not just how they look. He and our crew have served Austin homeowners from Hyde Park bungalow retrofits to full packages on new construction near the Domain, including our Window Replacement services. If the numbers don’t back it up, he’s not going to sell it to you. That’s the standard every Therma-Tru service call gets, whether it’s a $40 weatherstrip replacement or a full door system replacement.
We’re an independent service provider, not an authorized Therma-Tru dealer. That matters. It means we recommend what’s right for your door and your budget, not what a manufacturer program incentivizes us to push. Every job gets a written price before work starts, and every completed installation is covered for 365 days, parts and labor, in writing.
Common Therma-Tru Windows & Doors Problems We Fix in Austin
- Fiberglass skin cracking at panel edges: Classic-Craft doors with dark finishes on west-facing elevations absorb brutal afternoon UV. Over three or four Austin summers, the skin can develop hairline cracks where the panel meets the stile. This isn’t a manufacturing defect in most cases. It’s thermal stress, and it’s predictable. We assess whether the crack is cosmetic or structural before recommending anything.
- Weatherstripping compression set and cedar pollen buildup: Therma-Tru’s compression seals lose rebound after years of heat cycling. Once the foam core flattens, cedar pollen and dust blow straight through the gap. We regularly replace factory weatherstrip with Q-Lon compression seal that holds its shape longer than the original material.
- Multipoint lock timing drift: Therma-Tru’s multipoint locks, common on Classic-Craft and Smooth-Star, rely on precise alignment between the deadbolt, the shootbolts, and the strike plates. Austin’s expansive clay soils shift slabs seasonally, and a quarter-inch of movement at the foundation translates to a lock that only partially engages. We reset strike plates and tune the lock body so all three points engage without lifting the handle.
- Threshold and door sweep failure on Pulse Series: The adjustable threshold on Pulse Series doors can sag, and the sweep insert wears unevenly. Homeowners notice the door dragging on tile when humidity spikes or a visible gap at the bottom when the AC runs. We replace sweep inserts and recalibrate the threshold height for a clean, even reveal.
- Frame warping from direct sun exposure: Fiberglass frames can stress and shift when a door faces west with no porch cover. The result is a reveal gap at the latch stile that grows from an eighth of an inch to a quarter inch or more. We shim and reset the frame when the frame itself is sound, which is usually the case.
Therma-Tru Parts & Our Repair-vs-Replace Approach
We default to genuine Therma-Tru components for glass, weatherseals, and lock hardware. Fit and thermal performance matter, and Therma-Tru’s parts are engineered to their exact frame profiles. But we’re also realistic about lead times and value. When OEM weatherstrip is backordered or the price doesn’t make sense, we use proven aftermarket parts like Q-Lon compression seals and replacement sweep inserts. These are not knockoffs. They’re industry-standard materials that often outlast the factory originals.
The repair-versus-replace decision is straightforward. If the fiberglass skin and frame are sound, we repair. That covers the majority of what we see: weatherseal replacement, lock adjustment, threshold calibration, hinge tuning. A full replacement makes sense when the core is swollen from moisture intrusion, the panel is cracked through, or you want upgrades like impact glazing that can’t be retrofitted. We’ll tell you which path is cheaper over five years, not just today. Call (325) 420-1750 if you want a straight answer on a specific door.
Our Therma-Tru Service Process – Step by Step
- 1
Diagnosis: We inspect the door, frame, weatherseal, threshold, and lock. Every check is specific to the Therma-Tru model in front of us. We measure reveal gaps, test the multipoint lock timing, check for air leakage, and document what we find. You get a written price before anything else happens.
- 2
Repair or install: Whether it’s a weatherstrip replacement, a frame reset, or a full Classic-Craft or Smooth-Star door replacement, the work follows a fixed sequence. For full frame replacements, we pull the old unit, inspect the rough opening, flash and seal to current code, set the new frame level and square, and install the door.
- 3
Test: We test every point of contact. Multipoint locks get cycled multiple times. The door gets racked and re-checked at the reveal. Weatherseal gets a visual and tactile check. For replacements, we run an air leakage check when the situation calls for it.
- 4
Warranty activation: Every completed Therma-Tru repair or installation is covered by our 365-Day Done Right Promise, which covers parts and labor, in writing. If something fails within a year, we return and fix it at no charge.
Therma-Tru Products We Service & Install in Austin
Our Therma-Tru coverage spans the entry door lines most common in Austin homes: Classic-Craft Fiberglass Entry Doors, Smooth-Star Fiberglass Entry Doors, the Fiber-Classic Mahogany Collection, and Pulse Series Doors. That includes the full range of decorative glass, sidelites, transoms, and multipoint lock hardware on those lines. We stock Q-Lon weatherstrip, sweep inserts, and common lock components locally for fast turnaround, and we can source Therma-Tru OEM glazing and hardware for custom configurations. Whether you need a weatherseal on a Circle C Smooth-Star or a full Classic-Craft replacement in Crestview, we also offer Therma Tru repair in Cedar Park and surrounding areas.
We Also Service These Brands
Therma-Tru is one of eight product lines we carry and service. We also work on PGT, CGI, CWS, and ES Windows products, among others. That means if your home has a mix of brands across different openings, one call covers everything. No juggling multiple contractors, no finger-pointing between manufacturers. Just one crew that knows the hardware across the board.
FAQs – Therma-Tru Windows & Doors Service in Austin
Thermal stress from direct sun exposure is the most common cause. A dark-finished Classic-Craft door on a west-facing elevation absorbs intense afternoon UV, and the fiberglass skin expands and contracts at a different rate than the core and frame. Over multiple Austin summers, hairline cracks form at the panel edges. The fix depends on the crack depth. Surface cracks can sometimes be stabilized and refinished. Cracks that penetrate the skin mean the panel is compromised, and we’d talk replacement. Call (325) 420-1750 and we’ll tell you what category yours falls into.
Yes, that’s one of the most common Therma-Tru repairs we perform in Austin. When the deadbolt and shootbolts misalign with the strike plates, the cause is usually slab movement shifting the frame or hinge sag over time. We adjust the strike plates, tune the lock body, and sometimes reset the frame with shims so all three points engage cleanly without force. This is a repair, not a replacement.
No. The sweep insert is a replaceable part. On Pulse Series and Classic-Craft doors alike, the sweep sits in a kerf channel at the door bottom. When it drags, the issue is usually a worn insert or a threshold that’s drifted out of adjustment. We replace the sweep insert, trim it to the correct height, and recalibrate the adjustable threshold. Most of these jobs take under an hour.
Mostly the compression set of the foam core. Therma-Tru’s weatherstrip uses a foam or Q-Lon profile that loses its rebound after years of Austin heat. The vinyl carrier also gets brittle with UV exposure, and corner seals separate. Magnet failure happens but is less common. The practical result is drafts, dust intrusion during cedar season, and higher cooling bills. We replace the full weatherseal run with new material, not just the visibly flat section.
It’s a replacement in nearly every case. Therma-Tru’s glass is set and sealed into the door slab at the factory, and impact-rated glass requires an impact-rated frame and glazing system to meet code. Retrofitting impact glass into an existing non-impact door slab isn’t a warranty-safe or code-compliant path. We’ll spec the right Therma-Tru replacement door with impact-rated glazing and handle the full installation.
Repair service for Therma-Tru doors in Austin typically runs $120 to $450 depending on the issue. Weatherseal replacement usually lands between $120 and $220. Multipoint lock adjustment runs $140 to $300. Threshold and sweep replacement is $100 to $250. Full Therma-Tru entry door replacement, including a Classic-Craft or Smooth-Star door with hardware and installation, typically lands between $1,800 and $4,200 depending on glass, size, and finish, and we also provide Therma Tru repair in Lockhart. Call (325) 420-1750 for an exact quote, estimates are free.
Book Your Therma-Tru Service in Austin, TX
If your Therma-Tru door is binding, leaking air, or the lock won’t catch cleanly, don’t wait. Austin’s summer heat puts every gap and seal under stress. Call (325) 420-1750 to schedule your free estimate. We’ll give you a written price before work starts.
Written by Sean Mackey, Owner at Juniper Windows Austin, serving Austin since 2001.
Six Reasons Homeowners Choose Juniper Windows Austin
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.