New windows and doors improve comfort, cut energy bills and add long-term value to your home. Meridian Windows and Doors Fort Worth pairs proven product lines with our own installing crews for lasting performance - and a price we put in writing.
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.
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.
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 homeowners arrive naming - the most impact certifications in the industry$$$
- More impact certifications than any other line we quote
- WinGuard, EnergyVue and ClassicVue Max systems built for every wind zone
- 99% on-time delivery keeps your install date on the calendar
CGIThe heavyweight impact line$$$$$
- Large-missile impact ratings for the strictest wind zones
- Architectural-grade aluminum with commercial-depth frames
- The line we quote when protection is the whole point
CWSThe value pick$$
- Vinyl systems built to strict wind codes
- Strong energy packages at the friendliest price point
- The smart start for whole-home replacements on a budget
ESWSlim lines, big glass$$$$
- Narrow-sightline aluminum for modern elevations
- Oversized openings and floor-to-ceiling glass
- Impact-rated without the bunker look
ECOThe aluminum impact workhorse$$$
- Factory-built aluminum impact systems
- A strong price-to-protection ratio for coastal homes
- Proven inventory lines with short lead times
Therma-Tru Window Installation: The Fort Worth Owner’s Guide
Most Therma-Tru window installations in Fort Worth run between $450 and $1,200 per opening, installed. That range covers pulling the old unit or failed component, prepping the opening, setting the new unit, and sealing it correctly. If you have a Therma-Tru window that’s binding, leaking, or letting drafts through, we can typically handle the replacement within one to two days of our first visit.
The way most Fort Worth homeowners discover a problem is straightforward: the window stops operating smoothly, condensation shows up between the panes, or a draft appears that wasn’t there last season. North Texas heat does real work on window seals and frames. We see it most in the summer months when frames expand, seals fail, and airflow problems become obvious. The fix is usually a full unit replacement rather than a patch job, and that’s where getting the right spec matters.
Which Therma-Tru Models This Applies To
We install and replace windows across Therma-Tru’s lines, including units from the Classic, Smooth-Star, and Pulse collections. The compatibility issue that catches most Fort Worth homeowners off guard is that Therma-Tru window sizes are not universal. A replacement unit must match the rough opening dimensions and frame profile. Older Classic units used different jamb depth specs than current Pulse models, so we always remeasure before ordering.
To identify your window, look for a Therma-Tru label or embossed marking on the frame edge or between the panes. If it’s faded or gone, we measure the visible glass, then pull the interior trim to get the rough opening. That second step is the accurate one.
When it comes to parts, Therma-Tru OEM sashes, balances, and hardware are our first recommendation. Meridian Windows and Doors Fort Worth can order OEM replacements directly through our supplier network. In some cases, a quality aftermarket balance or sash is functionally identical and can be installed same-week. We’ll give you the straight answer on whether OEM matters for your specific situation. We’re an independent service provider, not affiliated with Therma-Tru, so our recommendation is based on what holds up, not a brand agreement.
Signs Your Therma-Tru Window Installation Is Failing
- Draft around the frame with the sash closed. Usually means the weatherstripping has compressed or the frame has warped slightly. In Fort Worth, alternating heat and humidity accelerates this, especially on west-facing walls.
- Condensation between the glass panes. The seal has failed and the insulating gas has leaked out. There is no field repair for this. The insulated glass unit gets replaced, or the full window does.
- Sash won’t stay open or falls shut. The spring balance system has worn out. Therma-Tru balances are sized to the exact sash weight, so the wrong replacement part causes the window to slam or drift. It’s a five-minute swap for us with the right balance; without it, owners end up propping windows open with dowels, which is not how a window should work.
- Condensation on the interior frame, not the glass. This is usually a thermal bridging problem from a poor original install. The window may have been set without proper shimming or insulation. The fix involves resetting the unit, not just caulking the exterior.
- Visible daylight or water staining under the sill. Water intrusion means the flashing detail below the window wasn’t done right in the original installation. In a city that gets sudden heavy downpours, this is the one symptom we tell homeowners not to put off.
Replacement Cost & What’s Included
In Fort Worth, a straightforward Therma-Tru window replacement runs $450 to $800 installed for single-hung or fixed units. Double-hung and larger custom sizes range from $800 to $1,200 per opening. The range reflects frame material, glass package (low-E glass, a thin coating that reflects heat while letting light through, adds roughly $75 to $150 per window), and whether the original rough opening needs repair work.
Every quote we write at Meridian Windows and Doors Fort Worth includes the unit, all labor, sealant, insulation, exterior trim work, haul-off, and cleanup. The price we give you before work starts is the price on the invoice when we’re done. It does not move at the door. That’s the way Elliot Vance has run our crews from day one.
Beyond the manufacturer’s warranty on the glass, our installation work is covered by the 365-Day Done Right Promise. If the seal we set fails or the window is not done right within one year, we come back at no charge. That’s in writing, every job.
DIY or Call Us?
Window replacements are not a spring-tension hazard like garage door cables, so there’s no immediate injury risk in poking around. What’s safe for a homeowner: checking the weatherstripping, cleaning tracks, clearing weep holes, and confirming whether the issue is with the sash or the frame. Those are worth doing before calling anyone.
Where DIY goes wrong with Therma-Tru units specifically is measurement. If your rough opening matches a standard Therma-Tru size, you’re in luck. If it doesn’t, you’re ordering a custom unit, and a miscalculated measurement means a window that arrives and does not fit. We see at least one homeowner a year who bought a unit online, then had to pay us to patch an enlarged or shimmed opening to make it work. That retrofit sometimes costs more than just having us install it right from the start.
If you’d rather skip the headache, call Meridian Windows and Doors Fort Worth. We’ll measure, spec, install, and stand behind it for 365 days. That’s the promise.
FAQs
A well-installed Therma-Tru window should give you 20 to 30 years on the frame, with insulated glass units typically holding their seal for 15 to 20. The Fort Worth wild card is sun exposure and more specifically, how well the original installer detailed the flashing. A window with a good seal outlasts the same unit with a poor install by a decade. Call (682) 708-0962 if you’re unsure which camp your windows fall into.
Yes, if the frame is sound and the sash operates well, we can often replace just the insulated glass unit rather than the full window. On many Therma-Tru lines, the glass is held in place with a snap-in glazing bead, which makes an IG replacement straightforward. This typically runs $250 to $450 per window in Fort Worth, depending on glass package and size. We’ll tell you honestly whether the glass-only route makes sense or whether you’d be better off replacing the whole unit. Estimates are free.
Most single-window replacement jobs take two to four hours from setup to cleanup. A full-house replacement of 10 to 15 windows typically runs two to three days to complete. We stock a range of common Therma-Tru replacement components on the truck, but unique sash or custom glass orders can mean a few days of lead time.
Do you stock Therma-Tru parts, or do you have to order them?
We keep common Therma-Tru balances, locks, weatherstripping, and cam hardware on the truck, so day-of repairs are often possible without a return visit. Custom sashes, specialty glass, and full replacement units for uncommon sizes get ordered through our supplier network. Typically these arrive in three to seven days, and we handle everything from measurement to installation. Call (682) 708-0962 and we’ll tell you right then whether your part is on the shelf or on order.
We spec and install eight manufacturer lines: PGT, CGI, CWS, ES Windows, ECO Window Systems, Mr-Glass, Therma-Tru, and ViewLux. That range means we’re not pushing a single brand. We fit the window to your opening, your budget, and your energy priorities, and we write the price down before any work starts. If you’re weighing Therma-Tru against PGT or CGI for a Fort Worth home, we’ll give you the practical differences in plain English.
Written by Elliot Vance, Owner, Meridian Windows and Doors Fort Worth at Meridian Windows and Doors Fort Worth, serving Fort Worth and nearby areas.
Six Reasons Homeowners Choose Meridian Windows and Doors Fort Worth
Laminated glass and reinforced frames hold up to wind-driven rain, hail and flying debris, so your openings stay sealed when the weather turns.
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.
Tighter seals and insulated glass even out hot and cold rooms and stop the drafts at the frame.
A full impact package upgrades curb appeal, buyer confidence and appraised value in one project.