The Preferred Window Company of Kirkland, WA, Homeowners

If your home in the Kirkland, Washington, area is far from energy efficient and your monthly energy costs are rising steadily, it might be time to consider a window replacement project. Poorly insulated windows can have a significant impact on thermal performance, and Brightside Windows is ready to provide the upgrade your home needs. We’re a respected window company that offers energy-efficient vinyl replacement windows that will greatly improve your home’s energy efficiency.

The Benefits of Our Energy-Efficient Replacement Windows

Upgrading to energy-efficient replacement windows can dramatically enhance your home’s comfort and reduce energy waste. Brightside Windows offers high-performance vinyl windows featuring low-E coatings, argon gas fills, and multi-pane glass, all of which can minimize heat transfer and make it easier for you to maintain consistent indoor temperatures.

We provide a variety of window styles, including:

  • Double-hung
  • Sliding
  • Casement
  • Awning
  • Picture
  • Specialty shapes

Our replacement windows not only improve energy efficiency but also add beauty and value to your home, making them a smart investment.

Further Enhance Efficiency With Exterior Door Replacement

Brightside Windows is more than just a window company—we’re also a trusted exterior door installer offering energy-efficient options. Our selection includes:

  • Front entry doors that enhance security, weather protection, and curb appeal.
  • Energy-efficient sliding patio doors that invite natural light into your living space.
  • French doors that provide timeless elegance and improved thermal performance.

Crafted for the Pacific Northwest climate, our doors provide exceptional insulation and durability and can be customized to fit your vision.

Schedule a Consultation With Our Team

Ready to upgrade your Kirkland, WA, home with replacement windows or exterior doors? Contact Brightside Windows today and we’ll visit your home to provide a free estimate. Convenient financing options are available and can make your window replacement or door replacement project more affordable than ever.