Simonton Windows received the highest numerical score in the proprietary J.D. Power and Associates 2008 Builder and Remodeler Residential Window and Patio Door Satisfaction StudySM. Study based on 2,837 builders and remodelers measuring 13 manufacturers. Proprietary study results are based on experiences and perceptions of builders and remodelers surveyed in May through June 2008. Your experiences may vary. Visit jdpower.com.