YES 45 TU/FT Thermal Storefront System YES 45 TU FRONT SET INSIDE GLAZED SHEAR BLOCK ASSEMBLY SHEAR BLOCK SCREWS HEAD TUBULAR MULLION GLASS STOP INTERMEDIATE HORIZONTAL SHEAR BLOCK MOUNTING SCREWS END DAM SHEAR BLOCK END DAM FASTENERS SNAP-IN FILLER THERMAL SILL FLASHING SILL Page-16 02-1003-14 | Effective Date: January 10. 2022