Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
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Before
AfterStorm & Exterior Doors in South Miami, FL
Storm and exterior door installation in South Miami means more than swapping out an old slab – it means putting a rated, tested barrier between your home and whatever the Atlantic decides to throw at it. At Winslow Windows & Doors, we’ve been installing impact-rated storm doors and Entry Doors across South Miami since 2011, and Ed Winslow’s name is on every single job we do. Call us at (850) 930-1813 any time – a live person picks up around the clock, no voicemail, no callback queue.
South Miami sits in Miami-Dade County’s High-Velocity Hurricane Zone, which means the Florida Building Code doesn’t give homeowners much wiggle room when it comes to exterior openings. Any new or replacement exterior door has to meet impact or wind-load ratings specific to this zone – requirements that go well beyond what a standard door purchased at a home center will satisfy. Our team handles the permitting, the product selection, and the Door Installation services under one roof, so you’re not coordinating between a supplier, a permit runner, and a random crew. That’s the part homeowners tell us they appreciate most.
If you’re planning a full entry or want to understand all your options, our Door Installation in South Miami page covers the broader picture. This page focuses specifically on storm-rated and exterior door work – what it costs, how we do it, and what to look for when you’re shopping.
When You Need Storm & Exterior Doors
- Your current door fails the knock test. If you press on your exterior door and feel flex, or if daylight is visible around the frame when it’s closed, it isn’t sealing – and in a South Miami storm, that gap becomes a pressure point. We see this often in older homes in Sunset and Snapper Creek where original hollow-core slabs were never replaced.
- You’re adding or upgrading after a storm claim. After a named storm event, Miami-Dade County inspectors often flag non-compliant exterior doors during re-inspection. If your insurer or the county has flagged your door opening, you’ll need a certified impact replacement before coverage is reinstated or the permit is closed.
- Your locks and hardware are failing. Warped frames, sticking deadbolts, and doors that no longer latch properly aren’t just inconvenient – they signal that the door unit itself has shifted or rotted at the threshold, which is common in South Miami’s humidity. A lock replacement alone won’t fix a compromised frame.
- You’re building new or finishing a renovation. New construction and significant renovations in South Miami trigger the full Miami-Dade impact product requirement. We work with contractors and directly with homeowners on new builds in areas like Ludlam Estates and the streets east of Red Road where infill construction is active.
- Your door isn’t energy-certified. South Florida’s heat index means an un-insulated steel or fiberglass slab transfers solar heat directly into your home all afternoon. Upgrading to a thermally broken, energy-rated exterior door can noticeably reduce cooling costs – relevant when your A/C runs eight months a year.
- You want to add a storm door to an existing entry. A full-view or ventilating storm door in front of your primary entry gives you a second layer of weather protection and lets you run the breeze on mild January evenings without compromising security. In South Miami’s mixed climate, that combination gets used more than people expect.
Our Storm & Exterior Doors Process
- Free on-site measurement and code review. We come to your South Miami home, measure the rough opening precisely, and confirm what Miami-Dade’s High-Velocity Hurricane Zone requires for your specific door location – front entry, side door, or garage-adjacent passage. There’s no trip charge for homes inside our home county. We take photos of the existing frame and threshold condition so nothing gets missed at the order stage.
- Product selection with upfront pricing. Based on your opening size, wall thickness, swing direction, and aesthetic preference, we walk you through options from our authorized brand lineup. For storm and exterior doors in South Miami, we frequently work with Therma-Tru fiberglass units and CWS impact-rated steel entries – both carry Miami-Dade Notice of Acceptance (NOA) documentation, which your insurer and the county will want to see. We give you the full installed price before you sign anything.
- Permit application and scheduling. We pull the required permit from the City of South Miami or Miami-Dade County – whichever has jurisdiction for your address – and schedule installation once the permit is approved. Most residential exterior door permits in this area move within one to two weeks, though timelines can stretch after major storm events when the building department is backed up.
- Installation by background-checked, uniformed technicians. Our crew arrives in uniform on the day we agreed, and you’ll know exactly who’s coming before the truck pulls up. We remove and properly dispose of your old door unit, prep the rough opening, set the new slab and frame level and plumb, apply code-compliant flashing and sealants at the threshold and jamb, and confirm the door operates correctly before packing up. On a single exterior door with a standard opening, installation typically runs half a day.
- Inspection coordination. We coordinate the county or city inspection and make sure the work is signed off before closing the permit. You get a copy of the inspection sign-off for your records – useful when you go to sell the home or file a future insurance claim.
- Final walkthrough and Done Right Promise. Before we leave your South Miami property, we walk you through the door operation, hardware, and weatherstripping. If anything isn’t right – now or later – our Done Right Promise means we come back and make it right. No fine print, no “that’s a different issue” conversation.
Storm & Exterior Doors Pricing in South Miami
Installed storm and exterior door prices in South Miami typically run between $900 and $4,200 depending on door type, size, material, and opening condition. That range is wider than most people expect, so here’s what actually moves the number:
| Door Type | Typical Installed Range (South Miami) |
|---|---|
| Basic storm door (aluminum frame, full-view or ventilating) | $900 – $1,400 |
| Fiberglass impact entry door, single slab (e.g., Therma-Tru) | $1,400 – $2,400 |
| Steel impact entry door, single slab (e.g., CWS) | $1,200 – $2,100 |
| Double entry door (fiberglass or steel, impact-rated) | $2,400 – $4,200 |
| Frame replacement or wood rot repair (added to door cost) | $200 – $600 additional |
A few things push costs toward the higher end in South Miami specifically. Older homes in the Ponce-Davis and South Miami Heights areas sometimes have non-standard opening sizes that require custom-ordered units. Masonry construction – the CBS (concrete block structure) homes that make up most of the residential stock in this part of Miami-Dade – takes longer to work with than wood-frame construction, and the flashing requirements are more involved. And if the existing frame shows wood rot at the sill or jamb, that has to be addressed before the new unit goes in.
Hardware upgrades – multipoint locking systems, decorative handlesets, door glass inserts – add cost but also add genuine value. A multipoint lock on an impact-rated fiberglass door is significantly harder to defeat than a single deadbolt, and some insurers have started recognizing that in their premiums.
We offer $40 off any repair over $200, a 10% discount for seniors and veterans (permanent, not a promotion), and a free second opinion on any written estimate you’ve received from another company. Call (850) 930-1813 for a free on-site estimate – we’ll give you the exact number before any work begins.
Why South Miami Homeowners Choose Winslow
South Miami is a specific market. The combination of Miami-Dade’s strict HVHZ building code, the older housing stock between Sunset Drive and SW 72nd Street, and the genuine storm exposure this area sees every June through November means exterior doors here need to be specified and installed correctly – not just swapped out.
We’ve been doing this work across South Miami and the surrounding communities since 2011. Ed Winslow built this company on the premise that a homeowner should be able to call one local number, talk to a real person, and know the person who owns the business stands behind the result. That’s still how we operate. Ed’s name is on the door – and on every job we do.
We’re authorized installers for brands that carry the Miami-Dade NOA documentation your county inspector needs: Therma-Tru for fiberglass entry systems and CWS for impact-rated steel doors are both regulars on South Miami projects. For homeowners who want French & Double Doors with glass options in their storm door or sidelites, Mr-Glass products give us a laminated impact glass solution that meets the zone’s design-pressure requirements without sacrificing natural light.
When you call us, someone answers. When we give you a price, that’s the price. When we say the door is done right, we’ve got 36,500 days of accountability behind that claim.
Our home page has a full overview of what Winslow Windows & Doors covers across South Florida if you want the bigger picture.
Key Takeaways
- South Miami is in Miami-Dade’s High-Velocity Hurricane Zone – all exterior door replacements must meet HVHZ impact and wind-load standards.
- Installed storm and exterior door costs in South Miami range from roughly $900 (basic storm door) to $4,200 (double fiberglass entry with hardware).
- Frame condition, masonry construction, and non-standard opening sizes are the most common cost variables in this market.
- Winslow pulls permits, coordinates inspections, and provides NOA documentation for every job.
- The Done Right Promise covers every door we install – if it’s not right, we make it right.
- Seniors and veterans get 10% off. Repairs over $200 get $40 off. Free second opinions on any written estimate.
FAQs – Storm & Exterior Doors in South Miami
Do I need a permit to replace an exterior door in South Miami?
Yes – replacing an exterior door in South Miami requires a building permit in almost every case. Miami-Dade County’s High-Velocity Hurricane Zone designation means any new Hurricane-Proof Front & Entry Doors must carry a Miami-Dade Notice of Acceptance, and that NOA has to be documented through the permit process. Skipping the permit isn’t just a code violation; it can void your homeowner’s insurance coverage for storm damage and complicate a future sale. We handle the permit application as part of our installation process, so you don’t need to visit the building department yourself. Call (850) 930-1813 and we’ll confirm exactly which jurisdiction – City of South Miami or Miami-Dade County – covers your address.
How long does a storm door installation take in South Miami?
A single storm or exterior door installation on a standard opening in South Miami typically takes four to six hours on the day of installation. That timeline assumes the rough opening is in good shape. If the frame has rot, or if the masonry opening needs adjustment, add another half day. We give you a realistic timeline before we schedule – not a best-case estimate that leaves you waiting. Call us at (850) 930-1813 for a free estimate and we’ll tell you exactly what to expect for your specific situation.
What’s the difference between a storm door and an impact exterior door?
A storm door is a secondary door installed in front of your primary entry – it adds a layer of weather protection, ventilation, and light while your main door remains closed or open. An impact exterior door is your primary entry door itself, built with a reinforced core and impact-rated glass or panels to withstand hurricane-force wind pressure without a separate storm screen in front of it. In South Miami’s HVHZ, both types must meet Miami-Dade impact standards if they’re being newly installed or replaced. Many homeowners install both: an impact-rated primary door plus a full-view storm door for the breeze on mild days. We’ll help you figure out which combination makes sense for your entry. Free estimate at (850) 930-1813.
Is it cheaper to repair my existing exterior door or replace it?
Repair is cheaper upfront, but in South Miami the math often tips toward replacement faster than homeowners expect. If the door is a non-impact unit that doesn’t meet current HVHZ standards, no amount of repair work will bring it into compliance – you’re still looking at replacement eventually, and you’ll have spent money on a door you’ll pull out anyway. If the door is already impact-rated but has a warped slab, failing weatherstripping, or hardware issues, a repair at $200-$500 can absolutely extend its life. The honest answer depends on the door’s current rating, the frame condition, and how old the unit is. We’ll tell you which direction makes more financial sense when we look at it – and we won’t steer you toward a replacement you don’t need. Call (850) 930-1813 for a free assessment.
Written by Ed Winslow, Owner at Winslow Windows & Doors, serving South Miami since 2011.
Six Reasons Homeowners Choose Winslow Windows & Doors
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.