Next Generation Glass Technology Delivers Performance, Comfort and Convenience BAYPORT, Minn., Jan. 11 /PRNewswire/ -- Andersen Windows, Inc. introduces High Performance(TM) Low-E4(TM) glass, the next generation of energy-efficient, low-maintenance glass. Low-E4 features an innovative exterior coating that, when activated by sunlight, helps reduce dirt build-up and water spots, and promotes faster drying. Low-E4 glass is exclusive to Andersen(R) windows and doors, and will be a standard feature on Andersen 400 Series products.
