Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Patio Door Installation Across Westwood Lakes
Patio door installation in Westwood Lakes, FL typically runs $2,500 – $6,000 for a standard impact-rated sliding door, fully permitted and installed. The single biggest cost driver here is not the door itself but the Miami-Dade County requirement that every patio door carry a current Notice of Acceptance (NOA) and meet HVHZ large-missile impact standards. That one fact shapes which doors you can legally buy, what they cost, and how long the job takes. Meridian Windows & Doors handles the entire process: measure, permit, product selection, installation, and final inspection. Call (817) 686-2228 for a free in-home measure and a written price before any work begins.

Why Meridian Windows & Doors Is Westwood Lakes’s Preferred Patio Door Installation Company
Homeowners in Westwood Lakes don’t need another contractor who quotes one number and shows up with another. The Garrison Code is a written set of site rules our crews follow on every job: uniforms, background checks, daily cleanup, and a written price that does not move at the door. Elliot Vance runs Meridian Windows & Doors as part of the Garrison Partners family, held to The Garrison Standard since 2009. A meridian is a fixed line you measure everything against. That is what the name means and how we run every install.
We are authorized to install and replace products from PGT, CGI, CWS, and ES Windows, among eight manufacturer lines. That matters in Westwood Lakes because Miami-Dade NOA approval is product-specific. We’re not pushing whatever door happens to be in stock; we spec the door that is legally approved for your opening and wind zone. Every installation carries our 365-Day Done Right Promise in writing: if the work fails within the first year, we come back at no charge. Phones are live around the clock, every day of the year, so when you call (817) 686-2228, a real person picks up.
Our Patio Door Installation team serves Westwood Lakes from scheduling through final inspection. Dispatch and scheduling are coordinated from our Miami office; the crews that show up at your home work locally in this area. You’ll know exactly who is walking through the door, and the price was already put on paper before they got there.
Sliding Door Replacement in Westwood Lakes
Sliding Door Replacement in Westwood Lakes usually means pulling out an older, non-impact single-panel or two-panel slider and installing a new impact-rated unit that meets current Miami-Dade HVHZ code. This isn’t a simple swap. The existing rough opening gets measured, the header gets checked, and the design pressure for that specific wall elevation gets confirmed against the product’s NOA listing. In most Westwood Lakes homes, a standard sliding door replacement project runs $2,500 – $4,500, depending on the opening size and the product line selected.
When replacement beats repair
A slider with a fogged glass pack, a rusted track, or a warped frame is usually a replacement candidate, not a repair. Once the frame is compromised, the door can’t be re-certified to hold its impact rating, and Miami-Dade inspectors will flag it. If you’re in a home built before the early 2000s, the door you have probably doesn’t meet current HVHZ standards at all. Replacing it now gets you a unit that qualifies for wind mitigation credits and meets code without a fight.
What the removal actually involves
We’ve replaced sliders in Westwood Lakes where subfloor rot or rusted tracks added real hours to the demo. Stucco returns that were never flashed correctly on the original install are another common find. We factor for what we can see, and we tell you what could change the number if the removal uncovers rot or bad flashing. The written quote lays out those contingencies before work starts. You will not learn about a surprise charge the day we pull the old door out.
Sliding Door Installation in Westwood Lakes
Sliding Door Installation in Westwood Lakes covers new construction and rough-opening conversions: a window coming out and a slider going in, or a fresh opening framed on a rear elevation facing a patio or pool deck. These jobs run $3,000 – $6,000 on average because the framing, flashing, and stucco work add scope beyond a direct replacement. Larger custom openings with multi-panel sliders or telescoping configurations push toward $5,000 – $8,000 or more depending on glass, frame material, and design pressure requirements.
New openings and lanai access
Many Westwood Lakes homes were built with a covered lanai but no direct door from the main living area, just a window. Converting that window to a sliding door changes how the whole rear elevation works. We frame the opening, size the header, install the door, flash it correctly against South Florida rain, and pull the permit. The goal is a door that sheds water for decades, not one that looks right for a year and rots the subfloor.
Impact-rated sliders for pool-facing walls
Pool-facing walls in Westwood Lakes take the brunt of wind-driven rain and, during storms, windborne debris. A sliding door on that elevation needs a large-missile impact rating, not just insulated glass. We spec PGT and CGI sliders with laminated glass interlayers rated to the design pressure for the specific opening. The rating that matters is a PSF number printed on the product approval, never above +/-100. Anything claiming more than that is mislabeled.
Trusted Brands We Service in Westwood Lakes
We install and service PGT, CGI, CWS, and ES Windows products in Westwood Lakes, along with four other manufacturer lines: ECO Window Systems, Mr-Glass, Therma-Tru, and ViewLux. PGT and CGI dominate the HVHZ market here because their Miami-Dade NOA listings cover a broad range of design pressures and approval configurations. When we stock parts for Westwood Lakes customers, we prioritize track assemblies, rollers, and hardware for the PGT and CGI lines most common in this area. That means faster turnaround when a part fails and needs replacing.
Common Patio Door Installation Problems We See in Westwood Lakes Homes
- Non-impact sliders on windward elevations. Homes built before the 2002 Florida Building Code update often still have plain annealed glass sliders. Westwood Lakes sits inside the HVHZ, so those doors fail inspection and don’t qualify for wind mitigation credits until replaced with Miami-Dade NOA-listed impact units.
- Rusted or seized tracks from salt and humidity. South Florida air is hard on roller hardware. We regularly pull sliders in Westwood Lakes where the track has rusted enough that the door binds or jumps the rail. The fix is almost always a full replacement, because the track and frame rust together.
- Stucco flashing failures at the threshold. A slider that was never flashed correctly lets water wick into the subfloor. By the time you see the dark stain on the interior wall or feel a soft spot at the threshold, the framing underneath is already compromised. We re-flash every new installation and correct the old flashing as part of the job.
- Wrong design pressure on the existing plans. Some Westwood Lakes homes have original plans that list a lower wind zone for a rear patio door than the Miami-Dade code now requires. If the product’s NOA doesn’t cover the updated design pressure for that opening, the inspection fails. We verify the design pressure on the plans before the product gets ordered, not after it arrives.
Pricing for Patio Door Installation in Westwood Lakes, FL
Here are the honest numbers for Westwood Lakes. A standard two-panel impact-rated sliding door replacement runs $2,500 – $4,500. A new opening or window-to-slider conversion runs $3,000 – $6,000. Large custom sliders or multi-panel telescoping units run $5,000 – $8,000 and up, especially when the glass is upgraded or the frame is a higher-end aluminum line. What moves the price: the number of openings, the design pressure required for the wall elevation, floor height, the frame material, and whether the removal uncovers rot or bad flashing. We deliver a written line-item price after a free in-home measure. No change orders unless you approve them in writing first. Call (817) 686-2228 to schedule your free estimate.
What Patio Door Installation Costs in Westwood Lakes
In Westwood Lakes, impact-rated patio doors start around $2,500 installed for a basic two-panel slider and run to $6,000 for a standard replacement with a quality aluminum frame. Larger custom openings with multi-panel or telescoping sliders fall in the $5,000 – $8,000+ range. Whole-home packages that include multiple windows and doors run $8,000 – $25,000 or more depending on opening count and product mix.

Three things determine most of the price in this market. First, the wind zone: Westwood Lakes is Miami-Dade County HVHZ, which means every door must carry a Miami-Dade NOA and meet large-missile impact standards. That eliminates cheaper non-impact and Florida-Product-Approval-only units. Second, floor height: an upstairs patio door or one on a wall with significant exposure gets a higher design pressure requirement, which can mean thicker glass or a heavier frame. Third, the frame material: aluminum is the dominant choice in South Florida for impact ratings and longevity, and the quality of the aluminum line has a real effect on price.
The only way to get an accurate number is a free in-home measure. We check the rough opening, the header, the existing flashing, and the design pressure on your plans. Then we put the price in writing. Call (817) 686-2228 to schedule the measure. The estimate costs nothing.
Florida Pays You Back
Florida homeowners in Westwood Lakes can stack several incentive programs against the cost of impact-rated patio doors. My Safe Florida Home matching grants provide up to $10,000 for qualifying wind-mitigation upgrades. Florida offers a sales-tax exemption on impact-resistant windows and doors. The federal 25C energy credit covers 30% of the product cost on qualifying units, up to $600 per year. Most Westwood Lakes homeowners also qualify for a windstorm-premium credit after a wind-mitigation inspection, with averages around 25% off the windstorm portion of the premium. The inspection itself runs $75 – $150. We don’t set the final numbers on any of these programs – your carrier and the state determine eligibility. But the door has to be installed and the NOA has to be correct for any of it to apply.
One comparison worth making: impact-rated patio doors versus hurricane shutters. Shutters require someone to hang panels or crank accordions before every storm, and they do nothing when you’re not home when the warning comes. An impact-rated door is permanent protection with no panels to hang and no prep work in a storm. It’s the difference between passive and active protection. We don’t sell or install shutters, but we tell every Westwood Lakes homeowner this: if you’re choosing between the two, the door is the one that protects the house while you’re asleep or away.
Real Work, Real Numbers: A Westwood Lakes Patio Door Project
Westwood Lakes sits in Miami-Dade County, which means every new patio door must carry a Miami-Dade County Notice of Acceptance (NOA) and meet HVHZ high-velocity hurricane zone large-missile impact standards. Not the lighter Florida Product Approval that satisfies most of the state. That single requirement dictates which brands and models can legally be installed here, and it is the reason a generic patio door quote for “Florida” often falls apart in this city. A door that passed in Orlando or Tampa may be outright illegal in Westwood Lakes.
Our crew recently replaced a failed single-panel slider on a covered lanai in Westwood Lakes with a PGT impact-rated sliding door, swapping out the old non-impact glass for a laminated glass interlayer unit rated to the correct design pressure for the opening. The homeowner wanted a cleaner sightline to the pool deck, so we matched the track and threshold profile to the existing jamb, verified the product’s Miami-Dade NOA, and set it through final inspection without a change order.
Here’s what that project means for you. Getting a price over the phone, without measuring the rough opening, checking the header, and confirming the design pressure on the existing plans, is a guess. Any Westwood Lakes patio door number quoted sight unseen should be treated as a placeholder, not an estimate. Skipping the NOA check is worse: installing a door with Florida Product Approval but no current Miami-Dade NOA will fail inspection and can’t be permitted in this HVHZ jurisdiction. And assuming the removal is straightforward causes cost surprises. Subfloor rot, rusted tracks, or a stucco return that wasn’t flashed properly on the original install can add demo, reframing, or re-flashing hours once the old unit comes out. We write those contingencies into the quote upfront, in plain English, with dollar ranges.
We Also Serve Cities Near Westwood Lakes
Our crews cover Miami, Hialeah, Fort Lauderdale, and Pembroke Pines as well. If you’re in one of those cities and comparing patio door installation, we can measure, permit, and install with the same written pricing and the same 365-Day Done Right Promise. Call (817) 686-2228 and we’ll get you scheduled.
Serving Westwood Lakes, FL - Our Local Coverage Area
We’re based in the Westwood Lakes 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 Patio Door Installation in Westwood Lakes
Yes. Every patio door replacement in Westwood Lakes requires a permit, because the city is in Miami-Dade County and the door must carry a current Miami-Dade NOA and meet HVHZ large-missile impact standards. We pull the permit, schedule the inspection, and verify the product’s design pressure against the specific opening before anything gets ordered. Call (817) 686-2228 and we’ll walk you through the full process.
The most common cost movers are subfloor rot beneath the threshold, rusted tracks, cracked stucco returns that need re-flashing, and headers that need reinforcing once the old unit comes out. Our written quote includes contingency line items for each of these, with dollar ranges, so you know the ceiling before we start. The price only moves if a documented condition appears and you approve the change in writing. Estimates are free: call (817) 686-2228.
A standard replacement can be installed in as fast as a single day once the unit arrives. If the door is in stock with the manufacturer, the schedule is roughly two to three weeks from order to installation. Custom fabrication runs four to six weeks. Then the inspection is scheduled, usually within a few days of the install. We map out the calendar during the free measure, so you know exactly when each step will happen. Call (817) 686-2228 to get the timeline for your specific door.
Impact-rated glazing means the glass uses a laminated interlayer that holds together when struck. A large-missile rating is a stricter standard: the entire assembly, frame and glass, gets tested by firing a 9-pound 2×4 at it at wind speeds in the 140 – 170 mph range. In Westwood Lakes, you need a large-missile rating, and the product must carry a Miami-Dade NOA. We verify that rating on every door we install. For exact specs on your opening, call (817) 686-2228.
Yes, in most cases they do. Florida windstorm carriers typically discount the windstorm portion of the premium by about 25% on average after a wind-mitigation inspection, which runs $75 – $150. The door has to be installed with the correct NOA and design pressure for the opening, and the inspection has to be done after installation. We hand you the documentation your inspector needs. Call (817) 686-2228 to get started with a free in-home measure.
Written by Elliot Vance, Owner at Meridian Windows & Doors, serving Westwood Lakes and all Miami-Dade County.










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