New windows and doors improve comfort, cut energy bills and add long-term value to your home. Meridian Windows and Doors Houston 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 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
Trusted Patio Door Installation for Houston Homeowners
A patio door that sticks, leaks, or won’t lock isn’t something you get used to. It’s a daily annoyance that gets worse every time you wrestle with it. Meridian Windows & Doors has installed and repaired patio doors across Houston since 2009, and you can learn about our Patio Door Installation in Houston, and we’ve seen how the gulf coast humidity, clay soil shifts, and hard summer sun all work against a door that was only ever installed half right. A meridian is a fixed line you measure everything against. That’s what the name means and how Elliott Vance runs every install. We show up when we say we will, put the price in writing before work starts, and cover the job with a written 365-day guarantee. Call (432) 278-2282 to talk to a live person about your door today.

Patio Door Repair
Patio Door Repair is the service that keeps an existing door in place and functioning instead of replacing the whole unit. You need it when the door drags, the rollers grind, the lock doesn’t catch, water seeps in at the threshold, or the glass fogs between the panes. Meridian Windows & Doors Houston repairs patio doors across all eight manufacturer lines we carry, and we write the price down before we touch a screw. Most repairs in Houston run $150 to $600 depending on what’s actually failing: a roller swap is on the low end, a full track rebuild or threshold reseal costs more, and replacing a failed insulated glass unit runs higher than a hardware fix. We stock rollers, handles, locksets, weatherstripping, and threshold caps for the brands we install.
Roller and Track Rebuilds
When a sliding door takes a hard shove to close, the rollers are gone and the track is usually scored. We pull the panel, clean the track, replace both rollers, and set the height so the door glides with two fingers. If the track itself is cracked or crumbling, we replace the rail and set the panel back to factory tolerance.
Threshold and Weather Seal Repair
Houston’s heavy rains find their way through a worn threshold cap or compressed weather pile. We reseal the opening with code-rated materials and check the drainage weep holes so water exits the track instead of your living room floor. A door that lets water in is doing structural damage even if you can’t see it yet.
Sliding Door Repair
Sliding Door Repair addresses the moving-panel problems specific to glass doors that glide on a bottom track. You need it when the door jumps off the rail, the handle latch won’t engage, the door sticks mid-run, or the panel feels like it weighs 300 pounds. Meridian Windows & Doors Houston handles these repairs daily across Houston’s track home neighborhoods where builders installed economical doors that fail inside of a decade. Sliding door repair typically runs $180 to $550 in Houston: handle and latch replacement sits near the bottom of the range, a stripped roller carriage runs mid-range, and a door that needs new rollers, a cleaned or replaced track, and a height adjustment all in one call sits near the top. The written quote always includes parts and labor with no add-on at the door.
Lock and Latch Alignment
A sliding patio door without a working lock is a security hole in the back of your house. We realign the latch, replace worn springs in the mortise lock, and set the strike plate so the door locks with crisp contact every time. If the frame has shifted out of square, we correct that before touching the hardware, because new parts on a racked frame won’t last.
Panel Weight and Balance Correction
A heavy sliding panel is almost always a roller problem, but sometimes the door was never set on adjustable rollers correctly from the factory. We adjust the panel height, check for plumb, and set the reveal so the door doesn’t rack against the jamb. The goal is a door a child can slide, because that’s a door that isn’t burning itself out.
Patio Door Replacement
Patio Door Replacement means removing the old door and frame, setting a brand new unit, and sealing it against Houston’s wind-driven rain. You go this route when the frame is rotted, the glass has failed, the door is energy-wasteful, or the repair bill would hit 60 percent of a new door anyway. Meridian Windows & Doors Houston replaces patio doors with units from ES Windows, CWS, Mr-Glass, and ECO Window Systems, whichever one fits the opening, the exposure, and your budget. A standard sliding patio door replacement in Houston runs $1,800 to $4,500 installed. A swing door French unit with insulated glass costs $3,500 to $7,500 installed. Every price goes on paper before work starts and does not move at the door.
When a Repair Is Not Enough
Rotted wood framing around a patio door is not repairable at the margin, it’s replaceable at the opening. The same goes for glass seal failure across a large panel: when argon gas escapes, the door loses its thermal performance and the fog never clears. Replacing the unit costs more than a service call, but less than the energy bleed and moisture damage of a door that should have gone five years earlier.
Replacement Without the Haul-Away Mess
We take the old door and all packaging when we leave. The site is swept, the old screw holes are filled, and the new unit is tested both directions before we call it done. If anything about the replacement fails within 365 days, the Done Right Promise brings us back at no charge.
Sliding Door Replacement
Sliding Door Replacement is the dedicated service of pulling an old sliding glass door and installing a new sliding unit, the most popular patio door style in Houston’s ranch and contemporary homes. You need it when the tracks are beyond service, the rollers no longer exist in that size, the aluminum frame has oxidized through, or you want to upgrade from a builder-grade unit to a thicker, insulated, code-rated door. Meridian Windows & Doors Houston installs sliding doors from the same eight manufacturer lines we trust, including CWS and ES Windows for impact-rated models. Sliding door replacement in Houston typically runs $2,200 to $5,000 installed. The cost covers the door, replacement rollers and track as needed, threshold and flashing kit, insulation around the frame, interior and exterior trim, and full cleanup.
Glass and Energy Upgrades
Most Houston homes built before 2010 have clear or lightly tinted glass in the patio opening. A new sliding door with low-E glass (a thin coating that reflects heat while letting light through) cuts west-side heat gain substantially in a Houston August. Upgrading the glass package at replacement time costs less than adding it later, and the energy payback is immediate on the utility and comfort side.
Built to The Garrison Code
Every crew follows The Garrison Code on every replacement: drop cloths down where we walk, doors opened and closed securely, no trash left behind, and no changes to the written price at the door. If the saw cuts happen outside, they happen outside. If we said 8:00, we’re there at 8:00. The replacement itself gets written down before a single screw turns.
Sliding Door Installation
Sliding Door Installation covers the full new-construction or addition installation of a sliding glass door where no door currently exists, or where an opening is being cut and framed for the first time. You need it during a patio addition, a sunroom project, or a wall-to-lanai remodel. Meridian Windows & Doors Houston installs sliding doors in every challenge condition Houston throws at us: post-tension slabs that complicate cutting, brick veneer that requires precise flashing, and the high wind uplift zones in the southeastern metro. New sliding door installation in Houston runs $3,000 to $6,500 for a standard opening, including framing, flashing, the door unit, and trim. Oversized or multi-panel units run beyond that, quoted in writing before work begins.
Openings and Flashing Done Right
A sliding door that leaks was never flashed correctly at the opening. We follow the manufacturer’s installation instruction to the letter, tape the rough opening with code-approved flashing membrane, set the pan, then install the door level and square. It’s not the fast way to do it, but it’s the way that survives a decade of Houston downpours.

Impact-Rated Models for Coastal Exposure
Homeowners in Houston’s windiest zones or near the bay ask about impact-rated sliding doors. We install CWS and ES Windows impact models that meet Miami-Dade and ASTM standards without looking like a fortress. These doors protect against flying debris during storm season and add immediate resale value when you sell a home in a wind-prone ZIP.
Brands We Service
We install and service Mr-Glass doors directly, and our technicians know their track and roller geometry cold. Mr-Glass units are common in Houston’s track-built communities, and we carry the replacement parts to keep them running without waiting on a third-party distributor. If the Mr-Glass door in your Channelview patio needs new rollers, we fix it same call and write down in advance what it costs.
ES Windows builds some of the cleanest sliding and folding door systems on the market, and we’re authorized to install the full ES line including their impact-rated models. These doors are popular in Richmond and Pecan Grove homes where the patio is part of the floorplan, and we spec the exact unit to the opening rather than forcing a stock size. Whether you have ES Windows, Mr-Glass, CWS, ECO Window Systems, or any other make, we can help.
Signs You Need a Pro Right Now
- The door sticks, drags, or needs two hands to move. That’s a roller or track failure, and every forced shove makes the parts grind harder. Rolling a heavy panel on worn bearings scores the track deeper and turns a $180 roller job into a $500 track replacement.
- Water shows up at the threshold during or after rain. Even if the water only appears after a hard storm, it means the pan flashing, threshold seal, or weep system has failed. Water inside the track rots the subfloor from the bottom up, and Houston thunderstorms give it regular chances to do the damage.
- The lock doesn’t catch or the door doesn’t latch securely. A patio door that doesn’t lock is a security issue on the most hidden face of your house. Misalignment also means the panel is no longer seated correctly, and a door that doesn’t seat doesn’t seal either.
- Condensation or fog appears between the glass panes. That’s a failed seal, and the insulated glass unit is gone. The door loses its thermal value and the fog never clears, no matter how many squeegees you run across it.
- The frame feels soft or shows visible rot at the bottom corners. Water has already been at work. Wood rot spreads through the frame into the rough opening, and by the time the paint is peeling off the bottom corner, the structural perimeter needs attention from a professional, not a patch job.
Our Process, Step by Step
- 1
We answer the phone. A live person at Meridian Windows & Doors takes your call 24/7, not an answering service that promises a callback. You describe the problem, the door style, and the home’s location, and we confirm the service call window that fits your schedule.
- 2
We assess the door on site. The technician tests the panel weight, checks the track condition, runs a level down the frame, and inspects the flashing and threshold for water intrusion. If the frame is racked, we find out why before proposing repairs to hardware alone.
- 3
We write the price down. You get a written, itemized line-item quote for parts and labor before any work starts. The price on the page is the price you pay at the end, no surprise change orders or added materials charges appearing at the door.
- 4
We do the work carefully. Whether the job is a roller replacement or a full sliding door replacement, the work follows The Garrison Code: drop cloths down, work area protected, cuts made outside, and every screw tightened to specification, not to “good enough.”
- 5
We test and walk through the job with you. We open and close the door with you, check the lock, check the seal, and show you what was done. If it fails within 365 days, we come back at no charge under the Done Right Promise.
How Much Does Patio Door Installation Cost in Houston?
A typical Patio Door Installation in Houston runs $3,000 to $6,500 for a standard sliding unit installed into an existing opening. If you’re replacing an old door rather than cutting new, expect $2,200 to $5,000. A French swing door replacement runs higher, $3,500 to $7,500 installed, because the door unit costs more and the swinging panel needs more trim work. The written quote always includes the door, hardware, flashing, insulation, trim, and labor.
What changes the price: the door width (standard 6-foot sliders are baseline; 8-foot and multi-panel units add cost), the glass package (low-E, impact-rated, or tempered all move the number), frame repair (rotted rough openings must be fixed before the new door goes in), and the finishing scope. Avoid overpaying by getting a line-item quote that separates materials from labor so you can see where the money goes. A free estimate from Meridian Windows & Doors includes the full inspection, measurements, product options from our eight manufacturer lines, and a written price that does not move at the door.
Our Service Area Near Houston
Meridian Windows & Doors serves Houston and the surrounding communities including Jersey Village, Atascocita, Fresno, Pecan Grove, Richmond, Manvel, La Porte, Cloverleaf, and Bacliff. For homeowners in League City, we handle patio door work throughout the Clear Lake and Bay Area corridor. If you’re in Channelview or along the ship channel, our same crews cover those neighborhoods weekly. Call (432) 278-2282 to schedule service, and a live person will confirm your area and set the appointment.
Serving Houston, TX - Our Local Coverage Area
We’re based in the Houston area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
Frequently Asked Questions About Patio Door Installation in Houston
Patio door installation is the process of putting a new or replacement patio door into your home’s wall opening. It includes removing the old unit (if any), checking and repairing the rough opening, flashing and sealing the perimeter, setting the door level, and finishing the trim. For new openings, installation also involves cutting the wall, adding framing, and supporting the header per Houston’s wind load requirements.
A standard sliding door replacement takes one day from removal to trim, and most installs are finished by mid-afternoon. New openings or French door replacements can run two days because of the added framing, flashing, and finish work. We give you a written timeline with the written estimate, and the crew does not leave until the door operates cleanly and the site is swept.
Most Patio Door Installation costs in Houston run $3,000 to $6,500 for a standard sliding unit. A direct replacement of an old slider costs $2,200 to $5,000, and French swing doors run $3,500 to $7,500 installed. Your exact number depends on the door size, glass package, and any frame repair, and it’s on paper before work starts. Call (432) 278-2282 for an exact quote, estimates are free.
Yes, Meridian Windows & Doors is authorized to install and replace ES Windows patio doors, including their impact-rated models. We also service ES Windows units, handle warranty-adjacent issues, and spec the correct door for the opening rather than fitting a stock size to whatever you have. The brand matters but the installation matters more, and both are handled by our own crews.
If your patio door won’t lock or the glass is broken, a person answers our phone 24/7, every day of the year. We schedule the earliest available service call for a door that is no longer secure, and the technician arrives with the tools to board or resecure the opening if it can’t be repaired on the first visit. Call (432) 278-2282 and describe what happened, and we’ll get you on the schedule.
Every installation and repair we perform is covered by the 365-Day Done Right Promise, a written guarantee with no fine print about labor exclusions. If the door fails within a full year of the service date, we return and fix it at no charge. That means a full year of the door gliding smoothly, locking securely, and draining the way it should.
Clear the furniture away from the door on both sides, and make a path from the entry of the house to the patio opening. Move small rugs and pet beds out of the work area. The crew brings drop cloths and cleans up after the job, but a clear path saves time and protects your things. The less we move, the faster the day goes.
Schedule Your Patio Door Installation Service in Houston Today
Call Meridian Windows & Doors at (432) 278-2282 for a free, written estimate on your patio door installation or home repair in Houston. A live person answers 24/7, schedules the visit, and puts the price on paper before any work begins. Every installation and repair is covered in writing for 365 days. No pressure, no surprise charges, and no obligation when you call.
Written by Elliott Vance, Owner at Meridian Windows and Doors, serving Houston since 2009.
Six Reasons Homeowners Choose Meridian Windows and Doors Houston
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.