Renewal by Andersen offers three different glass options: High-Performance™ Low-E4® glass High-Performance™ Low-E4® SmartSun™ glass High-Performance™ Low-E4® Sun glass High-Performance™ Low-E4® ... read more
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How Does Glass Effect Energy Efficiency in Replacement Windows?
At first glance, all replacement window glass may look the same. But not all glass performs the same. Renewal by Andersen offers three different glass options: High-Performance™ Low-E4® ... read more
Replacement Window Framing Materials: What is Fibrex®?
Andersen® products and patents have revolutionized the window and door industry for more than 100 years. We know windows and window materials. In 1958, Renewal by Andersen’s parent company Andersen ... read more
What Are the Components of a Replacement Window?
A window must fit well in the opening to provide long-term performance and energy efficiency. Renewal by Andersen® replacement windows are custom made to precisely fit each window opening in your ... read more
Energy Efficient Windows: What is "Whole Window Performance"?
Windows have played an important role in home design for centuries. Historically, window development focused on the right balance between the benefits of natural light and ventilation and the ... read more