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