With so many window, door, and skylight choices, where do you start? Here.

Finding the right window, door, or skylight depends on a number of style and performance factors. And while type, color, and material preferences will vary from person to person, a high performance product will always do the following:

  • Provide comfortable levels of heat and light
  • Maintain a consistent temperature
  • Protect against UV radiation

Three steps to finding your perfect product:


Know what to look for.

There are a number of performance factors that can affect your purchase decision. Understanding which ones are important to you based on your needs and climate can give you a great starting point. Our Windows, Doors, & Skylights section can help you get started.


Look for the ENERGY STAR label.

When you see it, you’ll know that the product has been certified for high energy performance—and has been rated by the NFRC.


Find the NFRC label.

It allows you to take a deeper look into various energy performance factors, so you determine which products fit your needs best. Understand exactly what the NFRC label tells you here.