YSD 600 T/TH Sliding Door OX CONFIGURATION SMALL MISSILE 1-3/16 " GLAZING, OPTIONAL LOW-PROFILE SILL 1A 5A 6AL 3A 7AL 2AL 4AL SECTION 7AL SECTION 6AL SECTION 2AL SECTION 4AL *This option is intended to integrate into designs that require low threshold access to balconies and terraces. Effective Date: Nov 12, 2021 | 06-1001-10 Page-13 4-1/8 " [104.8mm] 4-1/8 " [104.8mm] 3/4 " [19.1mm]