New windows and doors improve comfort, cut energy bills and add long-term value to your home. Westlight 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
VLX 100 Bifold / Folding Door in Austin, TX | Westlight Windows Austin
The VLX 100 bifold door is an accordion-style aluminum system that folds panel by panel to open an entire wall. When fully open, you get a clean, unobstructed passage between your living room and patio, deck, or pool area. When closed, it reads as a slim-profile glass wall with minimal sightlines. Homeowners across Austin, from Barton Hills to Mueller to Westlake, choose this door for indoor-outdoor entertaining, natural light, and a modern architectural statement. Westlight Windows Austin is an authorized ViewLux installation partner, which means you get factory-backed installation from a local Austin crew that knows this product inside and out. Call (254) 322-3468 to talk through your project.
Product Overview – VLX 100 Bifold / Folding Door
The VLX 100 is built around a simple idea: a wall that disappears. Instead of a fixed glass panel or a sliding door that leaves half the opening blocked, the bifold design lets every panel stack to one side or split to both sides, depending on your layout. The result is a wall-to-wall opening that connects your interior to Austin’s outdoor living culture, whether that’s a Hill Country view in Lakeway, a backyard pool in Circle C, or a shaded patio in Hyde Park.
The frame is extruded aluminum with a wall thickness of 0.098 inches, which gives the panels structural stiffness without the bulk you’d see on cheaper systems. The profile width measures 2.56 inches, slim enough to preserve glass area but substantial enough to carry multi-panel spans. You can configure the VLX 100 as a 2-panel, 3-panel, 4-panel, 5-panel, or 6-panel track system, with a maximum span up to 20 feet wide. That flexibility matters in Austin, where homes range from 1950s ranchers with modest openings to new Hill Country builds with 16-foot great-room walls.
Buyers choose this series over sliding glass doors or French doors for three reasons: the opening is genuinely unbroken when folded, the sightlines are cleaner, and the hardware feels substantial. ViewLux engineers the track and roller system for smooth operation even on large, heavy panels. Westlight Windows Austin installs it, which means the product and the installation are covered by one accountable local team.
Technical Specifications
Here’s a quick reference for the VLX 100 as configured for Austin homes:
- Frame material: Extruded aluminum, 0.098″ wall thickness
- Profile width: 2.56″
- Maximum span: Up to 20 feet wide
- Track configurations: 2-panel, 3-panel, 4-panel, 5-panel, or 6-panel
- Glass options: Clear, Low-E, Tempered, Laminated, Gray Tint, Black Tint
- Finish options: Premium Black, Pure White, Anodized Silver, Bronze, Champagne, Teak Wood
- Screen options: Retractable screen or none
- Performance standards: Thermal break technology, NFRC-rated energy performance, AAMA 2400/2410 installation compliance, AAMA 812 perimeter sealant
- Impact resistance: Available with laminated glass for impact-rated applications
Performance Features
Thermal Efficiency. The VLX 100 uses thermal break technology to separate interior and exterior aluminum surfaces, cutting heat transfer through the frame. With Low-E glass, the door carries NFRC-rated energy performance that matters during Austin summers when August temperatures routinely top 100 degrees. A properly rated opening reduces cooling load and improves comfort near the glass.
Acoustic Performance. Laminated glass is the single biggest upgrade for sound control. For homes near South Congress, Airport Boulevard, or Mopac, laminated glass cuts street noise noticeably. The door’s continuous perimeter seal also blocks sound leaks that cheaply installed systems leave at the sill and jambs.
Airtightness & Weather Seal. Every VLX 100 we install gets AAMA 812 low-expansion foam sealant on all perimeter joints, per AAMA 2400/2410 installation standards. The interlocking panel edges and compression gaskets keep conditioned air inside. This is not a door you feel a draft through.
Waterproofing. Austin gets sudden, heavy rain, and a bifold door is only as dry as its sill detail. The VLX 100 track system includes integrated drainage paths, and our installation includes a full water test after sealing. We verify the sill slopes and drains before we call the job done.
Wind Resistance. Central Texas storms can bring strong straight-line winds. The VLX 100 is wind-load rated for local climate requirements, and the aluminum frame holds its shape under load better than vinyl or wood alternatives. Laminated glass adds further resistance to impact and pressure cycling.
Security & Hardware. Multi-point locking hardware secures the panels at the top and bottom of the track, not just the center. The aluminum construction resists prying. If you want the strongest possible assembly for a ground-floor opening in Austin, choose laminated glass and specify the reinforced lock points.
Color & Glass Options
The VLX 100 comes in six finishes. Premium Black is the most requested in Austin’s modern builds, especially in East Austin and Mueller, where dark window frames anchor contemporary facades. Pure White suits traditional homes in Allandale, Rosedale, and Crestview. Anodized Silver gives a raw aluminum look that works well on mid-century ranch restorations. Bronze and Champagne are warmer metallics that read as architectural rather than industrial. Teak Wood is a wood-grain finish that delivers warmth without wood maintenance, and it bridges the gap for homeowners who want wood aesthetics on a clad exterior.
Glass selection depends on orientation and exposure. Clear glass maximizes light and views. Low-E reflects infrared heat and is our default recommendation for west-facing walls in Austin. Tempered glass is standard safety glass, required by code for doors. Laminated glass adds impact resistance and noise reduction. Gray Tint and Black Tint reduce glare and solar gain for unshaded exposures. A retractable screen is optional and disappears into the frame when not in use.
Installation by Westlight Windows Austin in Austin
A bifold door is a precision product, and installation quality determines whether it operates smoothly for a decade or binds after two seasons. We install the VLX 100 to AAMA 2400/2410 standards, which cover the entire opening: structural anchoring, level setting, plumb alignment, square checking, and perimeter sealing. The sequence matters. We start with a pre-install inspection of the rough opening to verify dimensions, load path, and any existing water damage at the sill. If the opening is out of square, we correct it before the door goes in because a bifold track will not tolerate a twisted rough opening.
Next, we set the frame level, plumb, and square, shimming every anchor point. Then we run AAMA 812 low-expansion foam around the full perimeter and install the exterior flashing and sill pan so water drains away from the building envelope. After the panels are hung and adjusted, we perform a water test and a full operation check, folding and unfolding every panel multiple times to confirm the rollers track evenly. We clean up and walk you through the operation and maintenance.
One thing Austin buyers should understand: ViewLux warranties the product, but the warranty is void if installation isn’t performed to the manufacturer’s requirements. Panels that sag, rollers that bind, and leaks at the corners are almost always installation failures, not product failures. Westlight Windows Austin is an authorized ViewLux installation partner, so your warranty stays intact and one call handles any issue, product or installation. Austin’s climate adds its own demands: high UV exposure, thermal cycling from 30-degree winter nights to 105-degree summer afternoons, and intense spring storms. Our installation methods account for all of it.
Frequently Asked Questions – VLX 100 Bifold / Folding Door
Lead time for the VLX 100 typically runs 6 to 10 weeks from order confirmation, depending on the glass package and finish you select. Custom sizes and laminated glass can add time. We confirm the schedule before you sign anything. Call (254) 322-3468 and we’ll give you a current lead time for your exact configuration.
The VLX 100 may qualify for federal energy tax credits when configured with qualifying Low-E glass that meets the ENERGY STAR criteria for the South-Central climate zone. Eligibility depends on the specific glass package and your tax situation. We recommend confirming with your tax professional. Contact (254) 322-3468 to review which glass options meet the current criteria.
ViewLux provides a manufacturer warranty on the VLX 100 frame, glass, and hardware, with coverage terms varying by component. The warranty is only valid when the door is installed by an authorized partner, which is exactly what Westlight Windows Austin is. Your warranty stays intact with us, and any issue is one phone call: (254) 322-3468.
Yes. The VLX 100 is built to order, not sold in stock sizes. Panel widths and heights are configured to your rough opening, and total span can run up to 20 feet wide with the appropriate panel count. We measure every opening on-site before ordering, so you get a door that fits your Austin home, not a compromise. Call (254) 322-3468 to schedule a free measurement.
Maintenance is minimal. Wipe the frames with mild soap and water a few times a year, keep the bottom track clear of debris, and lubricate the rollers and hinges annually with a silicone-based lubricant. Austin’s hard water can leave mineral spots on glass, so consider a rain-repellent glass treatment if your door faces the weather. We can walk you through care at your installation.
Get a Quote – VLX 100 Bifold / Folding Door in Austin
If you’re planning a wall-to-wall opening in Austin, let’s get you real numbers. Westlight Windows Austin provides free on-site measurements and written, line-item quotes for the VLX 100, installed to AAMA standards with your warranty intact. Call (254) 322-3468 to start your project or schedule a free measurement.
Written by the team at Westlight Windows Austin, authorized ViewLux installation partner serving Austin and the surrounding Hill Country.
Six Reasons Homeowners Choose Westlight 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.
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