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Mr-Glass Windows & Doors in Miami, FL | Winslow Windows & Doors
We provide independent Mr-Glass service across Miami, and the one thing that separates our work from every other shop in town is simple: we verify the Miami-Dade NOA on every unit before we touch it. A Mr-Glass window that passed inspection in Tampa will fail rough inspection here the same day it’s installed if it lacks the county Notice of Acceptance. We’ve been servicing Mr-Glass windows and doors in Miami for over 15 years, and we stock OEM hardware and marine-grade balances locally so you’re not waiting on a parts shipment from out of state. Call (850) 998-3090 for a free estimate, and we’ll tell you exactly what your windows need before any work begins.

Why Miami Residents Choose Us for Mr-Glass Service
We’re Winslow Windows & Doors, and Ed Winslow’s name is on the truck and on the warranty. That’s not something we take lightly. Ed grew up in the Westland area of Hialeah, spent summers helping his uncle patch windows on the older concrete-block homes that line those streets, and later studied building science at Miami Dade College’s Wolfson Campus. That background matters when you’re dealing with Mr-Glass units installed in 1960s CBS openings with stucco returns, because the wrong anchor or the wrong sealant fails differently here than it does in Orlando.
We’re an independent Mr-Glass service provider, not a manufacturer affiliate. That means we’re free to tell you when a repair makes sense and when replacement is the honest answer. Our techs work on Mr-Glass windows and doors daily across Miami’s HVHZ, so we know which series hold their NOA and which ones corrode fastest in salt air. We answer the phone live, 24/7. No ticket numbers, no call centers. You get a background-checked, uniformed technician who knows Miami’s code requirements before they walk through your door. See our Mr-Glass sales & service approach for more on how we handle this brand specifically.
Common Mr-Glass Windows & Doors Problems We Solve in Miami
- Salt-air pitting and white oxidation on aluminum frames. The 5500 Series non-impact units take the worst beating along the bottom rail, where Atlantic salt spray settles and eats through the factory finish. We see it constantly in Little Havana, Hialeah, and anywhere within a few miles of Biscayne Bay. We strip, treat, and refinish the affected rails, or replace the sash if the pitting has compromised the channel.
- Fogging between panes on 7500 Series impact glass. Miami’s 90%+ humidity accelerates edge-seal failure, and once moisture gets between the panes, the insulated glass unit is finished. We replace failed IG packs with OEM Mr-Glass glass when available, and the replacement restores both clarity and the thermal break.
- Corroded sash balances and latch hardware on 8500 Series sliders. After a few coastal seasons, the balances bind and the latch stops catching cleanly. The slider skips during operation, which is frustrating and also a sign that the hardware is near failure. We swap in marine-grade aftermarket balances and rollers that meet or exceed Miami-Dade corrosion standards.
- NOA-voiding retrofits from previous contractors. We’ve found non-Mr-Glass glass packs swapped into older Mr-Glass frames to “pass” an older unit. It doesn’t pass. The moment an inspector checks the NOA number against the product, the whole window gets red-tagged. We verify every unit before we touch it.
- Jalousie-to-impact conversions that were never properly anchored. Many 1950s and 1960s Miami homes had original jalousie windows. When a previous contractor swapped in a Mr-Glass impact window but used wood-frame flange anchors in a masonry opening, the install fails rough inspection. We re-anchor with stainless masonry clips and pull the permit correctly the first time.
Mr-Glass Service in Miami: What Local Conditions Mean for Your Equipment
Here’s the thing most people don’t understand until an inspector is standing in their living room shaking his head: in Miami-Dade, a Mr-Glass window carrying a Florida Product Approval but not a Miami-Dade NOA will fail rough inspection the day it’s installed. We verify the NOA number on every existing Mr-Glass unit before touching it, because even a legal-in-Tampa repair can void your permit here. This isn’t a technicality. It’s the single most common reason we get called out after another contractor’s work gets rejected. Miami-Dade’s NOA standard is stricter than the statewide Florida Product Approval, and inspectors in this county check. Every time. A window that’s perfectly legal in Jacksonville or Tampa can be red-tagged at rough inspection in Little Havana before the caulk is even dry.
Mr-Glass Models & Products We Service in Miami
Our techs service the full Mr-Glass lineup that shows up in Miami homes: the 7500 Series Single Hung Impact, the 8500 Series Horizontal Roller Impact, the 5500 Series Non-Impact Single Hung, and the 9500 Series Casement Impact. We use genuine Mr-Glass OEM hardware and glass packs when available. For out-of-production models where the factory no longer supplies parts, we source marine-grade aftermarket balances and rollers that meet or exceed Miami-Dade corrosion standards. We stock common Mr-Glass balances, rollers, latches, and IG packs locally so most repairs in Miami don’t wait on a freight shipment. And we’re upfront when a replacement is cheaper than repeated salt-air repairs. Ed’s rule is simple: no one pays for a fix that won’t last.
Mr-Glass Service Pricing in Miami
What drives the cost of Mr-Glass service in Miami is the same thing that drives everything else here: salt air, humidity, and code. A simple balance replacement on a 5500 Series unit runs less than a full sash rebuild on an impact window with a failed IG pack and pitted rails. We give you a written, line-by-line estimate before any work starts, and that number doesn’t change once we open the wall. Our standing offers apply to Mr-Glass work: $40 off any repair over $200, a free second opinion on any written estimate, no trip charge inside our home county, and a permanent 10% discount for seniors and veterans. Call (850) 998-3090 for an exact quote, and we’ll walk you through what your Mr-Glass units actually need.
Serving Miami, FL - Our Local Coverage Area
We’re based in the Miami 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 - Mr-Glass Windows & Doors in Miami
Yes. The Mr-Glass 8500 Series Horizontal Roller Impact Window carries a Miami-Dade NOA and is approved for HVHZ installations in concrete block openings. The 8500 Series is the horizontal roller we most often install in 1970s CBS homes across Miami, including Hialeah and West Miami, where rough openings are masonry-set and require stainless anchor clips rather than wood-frame flanges. For Window Installation in Miami, we always verify these details first. Call (850) 998-3090 and we’ll verify your opening dimensions and NOA before you commit to anything.
If it’s a 7500 Series impact unit with failed IG packs and the bottom rail is pitted but structurally sound, repair usually makes sense: replace the glass packs, treat and refinish the rail, and you’ve got years of service left. If the pitting has eaten through the channel or the frame is twisted, replacement is cheaper than chasing salt-air corrosion season after season. We’ll give you an honest answer and a written quote for both options. Call (850) 998-3090 to schedule a free estimate.
Yes, and we do it regularly. In a 1963 CBS home in Little Havana, our tech found the original jalousie openings replaced with Mr-Glass 7500 Series single hungs, but the bottom rails were white with salt pitting and two sashes had fogged glass. We swapped in OEM marine-grade balances, replaced the failed insulated glass packs, and re-anchored the frames with stainless masonry clips. The inspector passed the NOA-required anchoring detail on the first visit. Stucco-return finishing is standard for us in Miami’s older CBS neighborhoods, and we pull permits and pass inspections on every job. Call (850) 998-3090 for a free estimate on your opening.
Mr-Glass still catalogs the 5500 Series Non-Impact Single Hung, and repairs are legal in Miami as long as you’re restoring the window to its original condition and not modifying the opening or altering the product in a way that voids the NOA. What you can’t do is swap in a non-Mr-Glass glass pack and call it good, because the moment an inspector catches the mismatch, your permit is dead. We use OEM Mr-Glass parts on 5500 units whenever the factory still supplies them. Call (850) 998-3090 and we’ll check your unit before recommending any work.
Because the impact sticker isn’t the same as a Miami-Dade NOA. A window can carry a Florida Product Approval number and still lack the Miami-Dade Notice of Acceptance, and Miami-Dade inspectors reject NOA-missing units at rough inspection every single day. We’ve seen it happen to out-of-county contractors who assumed Florida approval was enough. It isn’t. We verify the NOA number on every Mr-Glass unit before we touch it, and we won’t install anything that can’t pass. Call (850) 998-3090 for a free evaluation of your existing windows and their NOA status.
Service Areas Near Miami
We provide Mr-Glass service throughout Miami service area and the surrounding communities. That includes Mr-Glass service in Miami Beach, where salt-air corrosion hits hardest, and Mr-Glass service in Hialeah, where Ed grew up and where many of those 1960s CBS homes still carry original jalousies. We also cover Pembroke Pines, Doral, and Miami Gardens with the same NOA-verified, permit-pulling approach.
Book Your Mr-Glass Service in Miami Today
If your Mr-Glass windows are fogged, pitted, or failing code, call (850) 998-3090. A live person answers. We’ll schedule your free estimate, verify the NOA on every unit, and give you a written quote that won’t change. The one down the road. We’ll be there.
Written by Ed Winslow, Owner at Winslow Windows & Doors, serving 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.










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