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Window & Door Replacement in Medina, WA: Built for Northwest Performance

Look at your oldest window for a second. Probably the one over the kitchen sink, or the big picture unit facing the water. If it’s twenty years in, the seal is probably gone. If it’s pushing thirty, the frame’s working for the weather instead of against it. 

In a climate like ours, an old window does not fail loudly. It just gives up small jobs one at a time, until the heating system is doing the work the glass used to do, and the room facing the water is the last one to warm up on a January morning. Window replacement in Medina, WA, ends the slow leak and gets the house pulling in one direction again. 

 

We’re Signature Window & Door Replacement, a regional Infinity from Marvin dealer for the Greater Seattle area since 1999. If your windows are showing some of these signs, a free in-home estimate sorts out what’s worth replacing in about an hour.

Expert Window Replacement in Medina, WA

Medina homes are not one thing. Craftsman bungalows tucked along the inland streets. Colonial Revival and Tudor estates set back behind hedges. Modern waterfront buildings staring at Lake Washington. Each carries the wind, the rain, and the daily temperature swing differently.

Three decades of residential window replacement on the Seattle Eastside teach you that the installation matters as much as the unit. A premium window screwed into a sloppy opening will leak by year five. Flashed right, with the nail fin tied into the weather barrier, the same window can run up to forty years.

Fiberglass Window Replacement: Built for Medina Homes

Fiberglass holds up here in a way vinyl cannot, and the climate is the reason. Infinity from Marvin builds frames out of a proprietary material called Ultrex, which Marvin’s flexural testing puts at roughly eight times the strength of standard vinyl. That’s why an Infinity frame stays square through twenty winters of wind-driven rain when a builder-grade vinyl unit would have started racking by year ten.

It’s strength shows up where you can feel it. The frame barely flinches when the morning is 42 degrees and the afternoon hits 78, the seals stay tight instead of working themselves loose over the years, and the window still opens and closes cleanly twenty-five years in.

For most homes you plan to keep, fiberglass window replacement is the right call. Especially the glass-forward designs Medina trends toward.

Vinyl Window Replacement Options

Vinyl deserves a fair hearing in any honest conversation about replacement windows. Vinyl window replacement is the cost-effective route into a real upgrade, and modern multi-chambered vinyl is a different product from the cheap stuff that gave the material a bad name twenty years ago. 

Vinyl makes the most sense on a guest house, a property heading to market within five years, or a project where the budget has to cover a lot of openings at once. Worth knowing, though. Vinyl moves more with temperature than fiberglass does, so the seals work harder over the years and the runway runs shorter. 

Door Replacement Services in Medina

A bad front door tells on a house. So does a patio slider catching on the track. Door replacement in Medina covers both, and the install standard matches the windows.

For entry doors, we install ProVia in fiberglass and steel for low-maintenance performance, plus Simpson wood on the homes that ask for it. On patio openings, we install sliding doors and French doors, with bi-fold options for back walls that need to open all the way to the yard. The threshold is where most installers cut corners. If the bottom of the door isn’t set perfectly level, the seal never fully closes, and you’ll feel it on cold nights for as long as you own the door. 

Built for the Pacific Northwest Climate

Lake-driven moisture is harder on a house than people realize. The wind pushes rain sideways into every west-facing seam, and at the same time, the rooms on the north side collect condensation while the south-facing units flex in full sun all summer long. Any window replacement Seattle homeowners take on has to account for every one of those forces. 

Our window installation in Medina follows the AAMA standard for nail fin windows, with full flashing, a proper sill pan, and mechanical fastening. We also back-caulk the rough opening and run an extra bead behind the fin, which is overkill for the standard but the right call for a climate that drives water sideways for half the year.

Why Homeowners in Medina Choose Signature Window & Door Replacement 

A few reasons keep coming up.

Local. The same family has owned this business since 1999. When you call, you’re talking to someone who has been doing this work in the Greater Seattle area longer than most of the homes in Medina have had their current owners.

Honest. When a repair makes more sense than a replacement, we’ll say so before you’ve signed anything. Check the reviews for how often homeowners mention being talked out of work they expected to pay for. 

Covered. Our lifetime installation warranty runs for as long as you own the home, with labor, service calls, and materials included and no trip charges attached. Most window replacement companies in this market either cap the term, exclude labor, or quietly bury the trip fee in the fine print.

Our Window & Door Installation Process

Our window installation service runs the same four steps on every project:

  1. Free in-home consultation. We measure the actual openings and walk through product options inside your budget.
  2. Custom sizing. Older Medina homes rarely have stock-sized openings, so the unit is built to fit.
  3. Professional installation. AAMA-standard flashing, mechanical fastening, and full sealing.
  4. Walkthrough and warranty. You see the work, we explain the paperwork, and the site is left spotless, often tidier than the day we arrived. 

Benefits of Upgrading Your Windows and Doors

The first thing most homeowners notice is the quiet. A properly sealed window cuts the rain noise on a westerly storm to a fraction of what it was. Then the rooms even out, the heating system stops cycling every twelve minutes through a January cold snap, and the lake-facing side of the house finally feels the way the rest of the house does. Resale appraisers notice too, especially on a home where the view is part of the property’s value. 

Schedule Your Free Window & Door Consultation in Medina

Most Medina projects we book in fall and winter, when homeowners get tired of feeling the weather through the glass. The earlier in the season you start the conversation, the more options you have on materials and lead times.

Call 253-887-7792 or request your consultation online to start with an honest walkthrough.

View Our Amazing Work

Discover The Beauty And
Craftsmanship Behind Each
Of Our Projects

At Signature Window & Door Replacement, we’re proud of our success stories. Our team works hard to create amazing home transformations with new windows and doors. Our customers have often told us how big a difference their new installations have made.

We have a gallery of our window, door, and installation projects for you to see. From single replacements to whole-home transformations, you can see all kinds of successful projects we’ve handled.

Please review our gallery page to discover what we can do for your home.

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Proudly Serving

The Greater Seattle area

Auburn | Bellevue | Black Diamond | Bonney Lake | Bothell | Bremerton | Buckley | Burien | Carnation | Covington | Des Moines | Echo Lake | Edgewood | Edmonds | Enumclaw | Everett | Fall City | Federal Way | Fircrest | Gig Harbor | Graham | Issaquah | Kenmore | Kent | Kirkland | Lake Tapps | Lakewood | Lynnwood | Maple Valley | Medina | Mercer Island | Mountlake Terrace | Mukilteo | Newcastle | North Bend | Olympia | Port Orchard | Puyallup | Ravenna | Ravensdale | Redmond | Renton | Richmond | Ridgecrest | Sammamish | Seatac | Seattle | Shoreline | Snohomish | Snoqualmie | Sumner | Tacoma | University Place | Woodinville | Green Lake | Phinney Ridge | Laurelhurst | Ballard | Crown Hill | Lake City

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4.9
Based on 184 reviews
rachel mf profile picture
rachel mf
5 months ago
I cannot praise Signature highly enough. We hired them in 2012 to replace all of our windows and two sliding doors - the work was excellent and we love our Simonton windows. We just hired them again to rebuild our two-story entryway and install a Perva door and new windows. From the very thorough conversations with our salesperson, Vitaliy, to the scheduling with the office staff, to the actual installation - everything is as professional and high quality as you can find. We gathered quotes from three other companies but none of them went to any effort to truly lay out how the job would be accomplished. Photos show the old & new interior side, and the new exterior. Still needs painting but we're so happy!
G Zenkin profile picture
G Zenkin
5 months ago
After an extensive vetting process and comparing multiple options, I confidently chose Signature Windows & Doors for my home, and they absolutely delivered. The Marvin brand windows they installed are beautiful and of incredibly high quality—the craftsmanship speaks for itself. Beyond the great product, the installation process was truly exceptional. The crew was professional, precise, and made the entire project seamless from start to finish. I highly recommend them to anyone looking for top-tier windows and flawless execution. I had a fantastic experience with Signature Windows & Doors.
Michele V profile picture
Michele V
5 months ago
We called our project "The Window From Hell." It was a HUGE trapezoid window up high in a 2-story living room, and it needed to be replaced after its seal failed. I got bids, and was the most impressed with Danny L at Signature Windows. We had a tight deadline because the home was going on the market and access to the window, especially in the rain, was really challenging. Meeting the deadline, and the safety of the installers, were non-negotiable. Danny came out the very next day to measure the Window From Hell and, not only did he give me the best price, but his company was the only one that had all the scaffolding equipment readily available at no extra charge. The window arrived sooner than expected, and installation was quickly scheduled to meet the deadline. Then we hit a snag: some epic rain made the cedar roof too slippery for safe conditions. Brent and his crew of expert (and very brave) installers rigged up a safe way to haul this brand-new Mother of ALL Windows up to the second floor and install it using very long ladders, secure scaffolding, and harnesses. I think we had 4 or 5 installers for this job. It took all day to get the old Window From Hell out and the new Mother of All Windows installed. But what a job! Perfect caulk lines, perfect cleaning of the glass, perfect clean-up of the job site, indoors and out. Job done ON TIME, SAFELY, and at an excellent price. If Signature can handle my Window From Hell, I am very confident they can install ordinary double-hung windows that exceed your expectations for quality, price, timeliness, and workmanship. I highly recommend Signature Windows.
Robert Horn profile picture
Robert Horn
5 months ago
I highly recommend Signature. Windows look great, we are really happy with our installers too, they picked up everything each day and were real craftsmen, they took pride in the work they were doing for us.
Leanne Bough profile picture
Leanne Bough
5 months ago
Signature windows was wonderful to work with from the sale through the installation.
Dana B profile picture
Dana B
8 months ago
Everything from the initial consultation, regular updates on my order and installation was wonderful. The most recent installation was the third time I've had Signature replace old windows and I've been so pleased every time. They took the time to explain which windows needed replacement and provided options without any sales pressure. It's so nice to work with a company that believes in great customer service and offers quality products.
Amy Dahlin profile picture
Amy Dahlin
9 months ago
We have chosen to work with Danny and his team at Signature Window & Door twice now. We love the quality of the windows and the help they provide in the design process all the way to the finished installation. We put in a 15' folding door at our last home. It was a showstopper! Highly recommend them to bring your home back to life with beautiful windows that are built to last!
Pam Moser profile picture
Pam Moser
1 year ago
We bought a house that needed all new windows & sliding glass doors replaced. So we did our research and visited window replacement companies to see & touch different window & screen types. We decided to work with Signature Window primarily based on customer service as we received during the research & planning process with Office personnel (friendly, helpful, responsive) & Sales team (product knowledge, design assistance, open & honest).

1st Project (Aug 24) - 8 windows & 1 Sliding Door
2nd Project (Feb 25) - 1 ceiling to floor large window & 2 windows
Product of windows & door was excellent - we are extremely happy.

The customer service experience was superb. We worked with Sales Rep, Scheduler, Window Measuring Rep & Installers - all were friendly, open & honest, communicative, assisted with design & product knowledgeable. Installers did an awesome job with project cleanliness & kept busy all day long.

We are extremely satisfied with our overall experience with window replacement with Signature Windows 🥰
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What To Expect Discover The Signature Difference
Local & Family-Owned and Operated Since 1999
Lifetime Product Warranty
Lifetime installation Warranty
Infinity From Marvin® regional dealer
ProVia fiberglass and steel door partner
100% satisfaction guarantee
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Signature Window & Door Replacement
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