Duralco Window Coverings are made to perform in accordance to certain specifications. Our fabrics are treated with high performance coatings that help protect your interiors from the extremes of solar glare. They are tested according to European standards and given specific performance ratings depending on their ability to reduce glare, solar heat, and others. Fabrics that are frame retardant, anti-glare and moisture-resistant are also available for our customers. To know more about the performance ratings of our fabrics, please visit this link.