New windows and doors improve comfort, cut energy bills and add long-term value to your home. Juniper Windows San Antonio 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
Fast, Reliable Window Replacement Across Alamo Heights
Window replacement in Alamo Heights most often costs between $850 and $2,400 per opening when you factor in the masonry work, flashing, and frame correction these older homes actually need. We’re not talking about popping a stock vinyl insert into a clean 1990s frame. In Alamo Heights, the job usually starts inside a 1920s-1960s stucco opening with a warped steel jamb or a rotted wood sill hiding behind the trim. Our crews know those walls and that review process. We schedule a free estimate, write the price down before anything starts, and never ask you to gamble on a quote that mutates at the door. Call (903) 488-7019 and we’ll come look.
Why Juniper Windows San Antonio Is Alamo Heights’s Preferred Window Replacement Company
We’ve crawled through enough Alamo Heights casement openings to know this city’s houses don’t accept off-the-shelf fixes without a fight. The stucco walls near Olmos Park Terrace, the original mahogany frames on Castano Avenue, the deep reveals on the Spanish Eclectics off Broadway: each one shows up with its own 70-year-old opinion about how a new window should fit. Homeowners here tell us the same thing. They don’t want a sales pitch. They want a company that understands the difference between hiding a problem and fixing it before the next Alamo Heights hailstorm finds the gap.
Juniper Windows & Doors is part of the Relay Home Co. family, founded in 2001, and led by Sean Mackey. Every job gets a written price before a screw turns, and the 365-Day Done Right Promise covers parts and labor for a full year after install. Our technicians are background-checked, uniformed, and willing to show up with a live arrival time you can track, because you have better things to do than wait in a four-hour window for a no-show. Window Replacement in Alamo Heights isn’t a side project for us. It’s what our local crews do, and the San Antonio office dispatches them here daily.
Window Glass Repair in Alamo Heights
Window Glass Repair in Alamo Heights usually means a failed insulated glass unit has fogged between panes, a single-strength lite has stress-cracked from the heat, or the original putty glazing on a steel casement has dried and let the pane shift. We handle all three without pretending the frame isn’t part of the equation. A direct glass-only swap on a 1930s Tudor that still has its original wood jamb is a gamble we won’t take with your money. Damp Alamo Heights air finishes the rot the old jamb already started, and the new sash sags within six months. When we reglaze, we also inspect the jamb, the sill, and the flashing behind the stucco. That’s the difference between a repair and a repeat visit.
Failed Insulated Glass Units
A fogged or cloudy pane means the seal has failed and the inert gas escaped. On Alamo Heights homes from the 1950s and 1960s, this is common. You see mineral deposits between the panes, reduced clarity, and a U-factor that no longer matches what the sticker says. We replace the unit and re-bed it into the existing frame, but only after checking that the frame itself is still square enough to seat the new glass without stress points. A replacement unit starts around $250 for a small bedroom sash and runs upward from there.
Steel Casement Reglazing and Weatherstripping
In the Olmos Park Terrace area, many homes still carry their original 1940s steel casements with single-strength glass that warps in the summer heat. The metal frame conducts that heat, expands, and torques against the glass. We can cut and bed new single-strength or laminated glass into these frames, then add fresh weatherstripping so the hardware doesn’t rattle in the next storm. This is careful work, and it is not DIY territory. A mis-set pane in an old steel sash can shatter under its own tension.
Window Pane Replacement in Alamo Heights
Window Pane Replacement in Alamo Heights is what you call when one pane is broken or cracked but you don’t intend to rebuild the wall. The cost for a standard pane runs $180 to $540 depending on the glass type and the frame. If the pane carries a low-E coating or is part of an impact-rated unit, the price rises with the glazing spec. But here’s what an alert Alamo Heights contractor knows before knocking out the first crack in original Spanish Eclectic stucco: a visible glass problem is almost never only a glass problem. The old frame, the flashing, and the condition of the rough opening all decide whether the new pane survives a year or a storm.
Heat-Stress Cracks in Original Wood Windows
Hot-dry spells in Alamo Heights cause wood double-hung frames to swell, stick, and bind against the glass. When the sash can’t move freely, the thermal stress concentrates on the pane, and hairline cracks run out from the corner. Replacing the pane without freeing the sash gets you a new pane with the same crack in it by August. We trim, plane, or rebuild the sash channel as part of the pane job, and the price reflects that labor.
Impact-Rated Pane Upgrades
If you want a single pane upgraded to impact-rated glass (built to resist wind-borne debris without shattering), we can do it without replacing the entire window, as long as the existing frame carries the load. In some Alamo Heights stucco homes, the deep masonry reveal behind the window means a thicker laminated pane needs a deeper glazing pocket. We measure the reveal before we quote it. A single impact-rated pane starts around $600 installed. If the frame can’t handle the thickness, we tell you before you spend anything.
Trusted Brands We Service in Alamo Heights
We service and install PGT, ViewLux, and Therma-Tru products, along with glass from CGI. For Alamo Heights customers, that matters because local parts availability determines how fast a broken pane or failed sash gets handled. Your 1940s steel casement doesn’t wait three weeks for a part out of a regional warehouse. Our Window Replacement team stocks common sash components, low-E insulated glass units, and impact-rated lites for the brands we carry, which means a sensible turnaround when a Palmetto storm finally knocks out that single lite over the kitchen sink.
Common Window Replacement Problems We See in Alamo Heights Homes
- Torqued steel jambs in hollow clay tile openings. The original 1940s steel casement expands in direct Alamo Heights sun and deforms against the masonry. A new sash installed without correcting the jamb will bind, leak, or refuse to close within a season or two.
- Rotted wood sills behind intact stucco. The sill looks fine from the outside. Knock on it from inside and you’ll hear the hollow rot. Alamo Heights humidity gets trapped in the original sill pocket, and an insert installed over that rot is an insurance claim waiting for the next wind-driven rain.
- Failed flashing on deeply recessed windows. Spanish Eclectic stucco homes often carry 8 to 14 inches of reveal around the window. That deep recess catches driving rain, and a new flange that wasn’t back-flashed directs the water straight into the masonry.
- Single-strength glass in rooms that get west exposure. The original steel casements in Olmos Park Terrace often hold single-strength glass that turns the room into a solar oven by 4 p.m. Replacement here is less about swapping glass and more about a jamb-to-sill frame correction with a low-E unit that meets the city’s design review for visible mullion profiles.
Pricing for Window Replacement in Alamo Heights, TX
A typical full-frame replacement in Alamo Heights runs $1,200 to $3,500 per opening depending on the glass package, the frame material, and what we find when the old unit comes out. Insert replacements into sound existing frames run $550 to $1,400. A glass-only repair sits at $180 to $800 depending on pane size and glazing spec. If the job is a 1940s steel casement that needs jamb correction, flashing, and a new impact-rated sash, expect the upper end. We write every number down before work starts, and we don’t change it unless you ask to expand scope. Call (903) 488-7019 for a free estimate with a written, line-item quote.
We Also Serve Cities Near Alamo Heights
If you’re just outside Alamo Heights, we run crews through San Antonio, Fair Oaks Ranch, Windcrest, and Leon Valley weekly. The same written pricing, the same 365-Day Done Right Promise, and the same live phone support at (903) 488-7019 apply no matter which side of Loop 410 your street is on.
Serving Alamo Heights, TX - Our Local Coverage Area
We’re based in the Alamo Heights area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Window Replacement in Alamo Heights
Alamo Heights requires any window replacement visible from the street to respect the original mullion profiles and sightlines. That means a vinyl double-hung with a flat, wide frame profile will typically not pass review on a Spanish Eclectic or Tudor front elevation. What usually passes is a casement or a simulated-mullion double-hung that mirrors the original steel sash proportions. We prepare the design review submittal with side-by-side photos and a profile drawing, and we can often match a ViewLux or PGT frame to the original sightline. Call (903) 488-7019 and we’ll walk your elevation before you order anything.
If the existing jamb is square within 1/8 inch across the diagonal and the wood isn’t soft when probed, a jamb repair or insert can work. If the sill is rotted more than 3 inches in from the corner, or the steel jamb has torqued the rough sill out of plane, a full correction is the honest path. We probe from inside the reveal, not just the visible face, because hidden rot behind Alamo Heights stucco is common. Then we price both options so you decide with facts, not surprises. A written estimate covers either path.
Yes, if the frame is corrected at the same time. A PGT impact-rated casement with a low-E insulated glass unit can drop the solar heat gain through that opening by 30 to 50 percent compared to original single-strength steel. The catch is that the old steel frame conducts heat directly through the masonry, so glazing alone only solves part of the problem. The real payoff comes when the new sash is properly thermally broken and the reveal is flashed so air stops moving around the unit. We can give you the U-factor and SHGC before you commit.
The two most common expenses in Alamo Heights hollow clay tile homes are masonry re-bedding and flange back-flashing. When the original steel jamb gets pulled, the clay tile behind it often crumbles along the rough opening, and that needs to be packed and floated before the new frame seats. Deep stucco reveals also need a back-flange diverter, or the first wind-driven rain rides the reveal straight into the wall. We write allowances for these into the contract, and if the allowance gets exceeded, you approve the number in writing before we proceed. No one discovers a surprise invoice here.
Yes. Alamo Heights treats any window replacement on a home within its design review district as permitted work with a rough-opening inspection. Swapping one steel casement without pulling the permit is how you earn a stop-work order when the inspector spots the missing product approval stickers, and then the city requires a full rough-opening fix anyway. We pull the permit, we meet the inspector on site, and the pass gets documented in your digital job file, along with before-and-after photos. Call (903) 488-7019 to schedule the estimate and we’ll have the permit path mapped before you sign.
Call Juniper Windows San Antonio for Window Replacement in Alamo Heights
On a 1940s Spanish Eclectic off Castano Avenue, our crew pulled a PGT impact-rated casement into an original hollow clay tile opening and found the old steel jamb had torqued the rough sill out of plane. We shimmed, flashed, and re-bedded the masonry, then set the new sash with a laminated glass interlayer and low-E insulated glass unit so it would pass the city’s thermal envelope check without changing the visible stucco reveal. That’s the job. That’s how we’d handle yours. Every Alamo Heights project gets a written price, a live arrival time, background-checked techs, and a year of coverage through the 365-Day Done Right Promise. Call (903) 488-7019 now to schedule your free estimate.
Written by Sean Mackey, Owner at Juniper Windows San Antonio, serving Alamo Heights with written pricing and the 365-Day Done Right Promise.
Six Reasons Homeowners Choose Juniper Windows San Antonio
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.