EFCO, a Pella Company, is a leading manufacturer of architectural aluminum window, curtain wall, storefront and entrance systems for commercial architectural applications. Headquartered in Monett, Missouri, their mission is to be the most trusted supplier in commercial architecture. Learn more.

Where windows are just the beginning.

October 11, 2010 - New Hung Window - Series HX45

At Glassbuild 2010, EFCO officially launched our XThermTM brand and displayed 4 new products for this family. One of those products was the highly anticipated HX45 high performance double hung window. Learn More.