• Inventors of the patented Rain Jacket Flashing System

Replacement Windows kirkland





Want to improve the style and durability of your Kirkland home? Looking for a better way to take in the gorgeous views of Lake Washington? Then it’s time for an upgrade from the region’s most trusted provider of Kirkland replacement windows: 2FL Windows & Siding!


Since 2002, we’ve brought some of the highest-performing windows to local homes, maximizing their lifetime durability with a revolutionary window installation method. Using the Rain Jacket Flashing System—our own invention based on over 25 years of remodeling experience—we’ll permanently seal out water and air for a weathertight window installation capable of withstanding hurricane-strength winds. We can deliver —with superior strength and durability!


Learn more about some of our most popular Kirkland replacement windows below:


  • Bow Windows
  • Garden Windows
  • House Windows
  • Picture Windows
  • Window Installation


Add Gentle Curves and Dramatic Visual Appeal With Kirkland Bow Windows


If you’re looking for a window that’s as visually appealing as it is efficient, it’s hard to beat a bow window installation. Built of several panels that extend outward from your home’s exterior, a bow window adds both functional living space and dramatic visual impact. Like all of our windows, our bow windows are made by some of the most trusted local and nationwide manufacturers.


Enjoy Greener Indoor Living From a Cozy Garden Window


Local homeowners with a green thumb love our Kirkland garden windows. Built to jut out from your exterior wall, garden windows create a perfectly sized perch for herbs, flowers, or household décor. The strong tempered glass top protects your precious belongings from damage, while customizable frame and shelving options ensure a look you’ll love.


High-Quality, Energy-Efficient Kirkland House Windows


At 2FL, we prioritize customer satisfaction above all, and part of that commitment means installing only the most proven window products. No matter which particular style you prefer—whether bow, double hung, or slider—you can have confidence in their superior design. Long-term benefits include:

  • Energy Efficiency
  • Weather Resistance
  • Durability
  • Customized Style


Elegant Picture Windows to Frame Gorgeous Washington State Views


When you’re living in a city as scenic as Kirkland, you need windows that let you take full advantage of the natural beauty around you. With a picture window installation from 2FL, you can enjoy expansive views without compromising on price or energy efficiency!


Professional yet Affordable Window Installations


Our products aren’t the only thing that sets us apart from the competition; we’re also proud to offer exceptional customer service from start to finish! By choosing 2FL for your Kirkland window installation, you get:


  • A patented window installation method
  • Support from a BBB-accredited local company
  • Eco-friendly remodeling practices
  • High-quality, Energy Star-certified windows
  • Lifetime labor and product warranties


Ready for More Information? Request a Free Quote for Your Kirkland Windows Today


When it comes to replacement windows in Kirkland, you can’t beat the expertise and service of 2FL Windows & Siding. Give us a call to learn more about our innovative installations and outstanding products, or request your free estimate now by completing our quick online form!






  • “A great experience … spending money (for me) usually isn’t ….”

    S Diane
  • “We have spent hours just walking through our home saying, ‘Wow!! Unbelievable!!’… it truly is gorgeous!”

    R Wright

We service the I-5 corridor, included but not limited Seattle WA, Tacoma WA, Bellevue WA, Everett WA, Federal Way WA, Kent WA, Renton WA, Auburn WA, Lakewood WA, Shoreline WA, Redmond WA, Kirkland WA, Olympia WA, Edmonds WA, Sammamish WA, Lacey WA, Puyallup WA, Marysville WA, Bremerton WA, Lynnwood WA, Bothell WA, Burien WA, University Place WA, Mount Vernon WA, Des Moines WA, Issaquah WA, SeaTac WA, Bainbridge Island WA, Mercer Island WA, Mountlake Terrace WA, Maple Valley WA, Kenmore WA, Mukilteo WA, Mill Creek WA, Tukwila WA, Covington WA, Arlington WA, Monroe WA, Tumwater WA, Bonney Lake WA, Centralia WA, Lake Stevens WA, Lake Forest Park WA, Enumclaw WA, Woodinville WA, Newcastle WA, Snoqualmie WA, Edgewood WA, Snohomish WA, Sumner WA, Shelton WA, Burlington WA, Poulsbo WA, Port Orchard WA, DuPont WA, Fife WA, Chehalis WA, Gig Harbor WA, Milton WA, Brier WA, Normandy Park WA, Fircrest WA, Pacific WA, Orting WA, Duvall WA, Yelm WA, Stanwood WA, North Bend WA, Buckley WA, Black Diamond WA, Granite Falls WA, Medina WA, Clyde Hill WA, Algona WA, Everson WA, Gold Bar WA, Carnation WA, Tenino WA, Roy WA.

  1. R Wright