Why Fiberglass Windows Outperform Aluminum

A Comparison of Infinity by Marvin® Fiberglass vs. Thermally Broken Aluminum Windows When researching replacement windows, one of the most important decisions the homeowner will make is selecting the right frame material. The frame largely determines the window’s energy efficiency, curb appeal, durability, and long-term performance. Choosing the wrong frame material can lead to long-term […]