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What Makes a Window Energy Efficient?

What Makes a Window Energy Efficient?

Posted in Windows

Lots of coffee shops out there claim to make the world's greatest cup of coffee, but what gives them the right to make this claim? The proof is in the cup of coffee itself.

So, when a window installer claims to specialize in energy-efficient windows, you might wonder what specific attributes give these windows their energy efficient properties. Let's take a look.

Glazes and Coatings

Windows have layers—lots of them. Multiple glazing layers are involved with the process, as well as low-emissivity coatings that microscopically reflect heat and harmful UV rays while allowing in natural light. This is a crucial attribute for Texas homes and the fluctuating temperature of our state, as those interested in a more natural solution should consider a window design with two or even three panes of glass separated by a spacer. This takes advantage of the natural temperature stability present in this layered design.

Fills and Insulation

There are sometimes inert gasses and matter filling the spaces between panes of glass or insulated frames. While this isn't the most energy-efficient solution, it does contribute to energy efficiency, as it's slowing down the heat transfer. (We won't bore you with details about pane construction and specific properties for gasses like argon or krypton, but trust us, some of the energy-efficient windows sold today contain them.)

Proper Installation

At the end of the day, installation goes a long way toward how effective a window will be when it comes to energy efficiency. Whether you're still having window issues yourself or you want to ensure a new one is installed right the first time, a professional can help. Not just for the windows themselves, but for all components involved, like frames and insulation. Getting it right in the beginning will save you in the long run.

Certifications and Licenses

One good way to ensure you're hiring a reputable window installer is with certifications and licenses. The state of Texas will hand these out to companies that it deems consistently deliver approved results for their customers and is usually a good indicator that the company will provide ideal solutions when it comes to energy-efficient windows.


If you're interested in energy-efficient window replacement and/or installation, contact Expo Home Improvement for questions or a no-obligation quote today. We'd love to help you find the best energy-efficient windows in Dallas-Fort Worth.