Energy Efficient Windows Bellevue

Get the most out of your home with our top quality, energy-efficient window replacements. State-of-the-art technology ensures optimal insulation and energy savings, while our selection of replacement windows enables you to retain your personal style and perfectly fit any budget. Take charge of your home’s comfort and efficiency with us today.

Lake Washington Windows proudly presents homeowners in Bellevue with the ultimate energy efficiency and environmental friendliness – ENERGY STAR certified windows. These expertly-designed products offer Bellevue households unbeatable protection against our state’s wide range of temperatures, allowing you to keep your home cozy and comfortable all year round.

Premium Energy Efficient Windows in Bellevue WA

Our windows are packed with the latest technologies to bring you superior insulation and comfort. With double-paned low emissivity glass, argon gas fills and dual weather stripping, as well as foam-insulated frames, these features will help maintain a consistent and comfortable temperature in your home all year round.

Enjoy the benefits of improved interior atmosphere, reduced reliance on HVAC systems, and lowered energy costs – all thanks to our top-of-the-line windows.

How Energy Efficient Windows Work

Energy-efficient windows are designed for effective heat transfer. These windows are designed with a glass that restricts the movement of outside (or inside) heat, so your home is comfortable all year long. In the summer, you won’t have to worry about external heat seeping in and increasing the indoor temperature.

And during the winter months, you can rest assured that your home’s interior warmth will stay where it belongs. 

With these energy-efficient windows, homeowners can also benefit from blocking out UV and infrared rays that generate heat. Made up of multiple panes of low-emissivity (Low-E) glass, insulated glass units and frames, spacers to keep the panes apart and argon gas fills, these windows can help keep your home cool.

Why Choose Lake Washington Windows

We make accessibility to energy-efficient windows a breeze. Our in-house team of experts will install your windows skillfully, and you can be assured that our double lifetime warranty and free service for life guarantees offer all the protection for your new windows. Get in touch with us today to book your home consultation and to receive a complimentary estimate.

Only Quality Window Vendors

Decades of experience in the window industry have enabled us to recognize which energy efficient window manufacturers provide the best value. We apply this knowledge and expertise to ensure our customers are getting high quality products at the most competitive prices.

Our selection of manufacturer partners is designed to provide four key advantages:

  • Consistent quality and service
  • A strong warranty
  • Long-term industry presence
  • Cutting edge product innovation

Why Upgrade to Energy Efficient Windows?

  • Increased Comfort: Upgrading to energy efficient windows helps regulate the temperature in your home, providing you with a more comfortable living environment all year round.
  • Reduced Energy Bills: By keeping the heat inside during cold months and outside during hot months, you can save money on your energy bills each month.
  • Improved Home Value: Investing in energy efficient windows increases the value of your home, making it more attractive to potential buyers should you ever decide to sell.
  • Enhanced Aesthetics: Energy efficient windows come in a variety of styles, so you can choose ones that complement the look and feel of your home’s exterior or interior design.
  • Better Air Quality: With upgraded windows, you can reduce allergens from entering your home and improve air circulation which leads to better indoor air quality for you and your family.
  • Added Security: Newer window designs are made with stronger materials which provide extra security and peace of mind.
  • Reduced Noise Pollution: Upgraded windows help block out outside noises like traffic or loud neighbors, creating a quieter living space for you to relax in.

How to Choose Suitable Energy Efficient Windows

  • Research the energy performance ratings of different window types to determine which is most suitable for your needs.
  • Consider the climate of your area when selecting windows, as some materials may perform better in certain climates than others.
  • Look for windows with low-emissivity (Low-E) coatings that reflect heat back into the home and reduce energy loss through the glass.
  • Choose double or triple glazed windows to provide greater insulation and help keep heating bills down.
  • Look for frames made from materials such as wood, vinyl, or fiberglass that are designed to be more energy efficient than other materials like aluminum or steel.

Safe & Secure Window Installations

Replacing your windows is an important decision that shouldn’t be taken lightly. Lake Washington provides unbeatable results – from professional craftsmanship to high-quality materials and techniques – making a big difference in the look and feel of your home.

With our team of experts, we provide you with a stress-free experience from start to finish. Our wooden window installation services are renowned for their quality and durability, so you can be sure that you’ll get windows that are both beautiful and energy efficient. Put your confidence in us and see why we’re a top choice for lasting results.


Expertly Installated Windows Every Time

  • We ensure that windows are firmly sealed and insulated with the utmost care, helping to drastically reduce energy costs and preserve the environment.
  • To ensure durability and security, only utilize materials of the finest quality when constructing windows.
  • We specialize in providing custom-tailored advice to help you find the perfect windows for your space, to ensure they look great and function optimally. From style to size, we have the expertise to guide you to a solution that meets all your needs.
  • You can rest assured that the highest standards of safety and quality will be met, reducing the risk of property damage or injury caused by inadequate installation methods. Enjoy added peace of mind for yourself and your loved ones!

Top-Rated Window Replacement Services

At Lake Washington Windows and Doors, we offer the highest quality windows and unparalleled customer service, with over 800 5-star reviews. With each installation, our exclusive Leak Armor Installation provides superior protection around your window openings. When you choose us for your window installation project, you can be sure that you’re getting the best.

Financing Options with Convenient 10 Minute Approvals   

In addition to special offers and promotions, ask  our sales representative about our quick, digital financing application process.  From low-interest traditional loans to no down-no payment-no interest deferred financing plans,  we can help you fund your replacement window project so you can mobilize your cash for other investments.  We are a proud partner of GreenSky, one of the largest lenders for the home improvement industry.   See how much you can be pre-approved for.  

Every Window Includes a Limited Lifetime Warranty

The beauty of working with the top window manufacturers in the industry is the support you can expect before, during, and after installation. Both Milgard and Andersen offer limited lifetime warranties. However, the likelihood that you’ll need to take advantage of these warranties is low.

Milgard Lifetime Warranty Guarantee

Milgard’s award-winning windows and doors are built to last. However, if you ever encounter an unexpected problem, you can rest assured that their lifetime warranties cover your purchase.

Andersen Limited Lifetime Warranty Guarantee

Andersen prides itself on crafting durable, long-lasting products. That resilience allows them to offer some of the best warranties in the industry. They're even transferable should you sell your home. With Andersen’s exclusive Owner-to-Owner® limited warranties, you get peace of mind plus real added value.

Receive Our Patented Leak Armor Protection with Every Installation

We include our patented Leak Armor protection with every window we install. Developed through thousands of customer installations and years of experience, we utilize layers of flashing, pans, and sealants in a specific manner to provide commercial-grade sealing to residential homes.

Check Out Our Other Window and Door Offerings in Bellevue

Lake Washington Windows and Doors provides Bellevue homeowners with a range of replacement windows and replacement doors in various styles and material options, including:

    Replacement Window Styles

      Replacement Window Materials

        Replacement Doors