YES 45 TU/FT Thermal Storefront System YES 45 TU FRONT SET OUTSIDE GLAZED SCREW SPLINE ASSEMBLY HEAD SCREW SPLINE MULLION SNAP-IN POCKET FILLER INTERMEDIATE HORIZONTAL SPLINE SCREWS GLASS STOP END DAM END DAM FASTENERS SILL THERMAL SILL FLASHING Effective Date: February 18, 2021 | 02-1003-13 Page-13