HETTICH’S new sliding door system TopLine Grant is available in SD/HD/XHD versions. The fitting is suitable for door panels 25mm thick and 3000mm in height. SD is suitable for doors weighing 68kg; HD for 147kg; and XHD for 227kg. All three versions adhere to ANSI/BHMA and DIN EN standards. They have been subjected to endurance test of 100,000 cycles, in addition to Opening Force Test, Horizontal Impact Test, and Stop Test.