The Soltis Perform 92 fabric Kieselstein 46 004 in the color Grey blocks up to 97% of the heat and offers the best sun and glare protection. Thanks to the low Opening factor of Soltis Perform 92, little light and hardly any heat enters the room. The Kieselstein fabric is compatible with the following STOBAG products: Side awnings, METRO, VISOMBRA, SURAVA, VERTICAL, UNIVERSAL, VENTOSOL, AIROMATIC.