YOW 350 TU / TUH Installation Options 1/8" [3.2mm] 3/8" [9.5mm] Head With Receptor (Jamb Similar) [15.9mm] BE9-4581 5/8" 1-3/4" [44.5mm] 1/4" Min. [6.4mm] E9-4578 E1-1971 1/4" Min. [6.4mm] Head With E1-1971 Twist Anchor (Jamb & Sill Similar) Head With Flat Filler (Jamb & Sill Similar) Effective Date: October 1, 2020 | 05-1016-06 E1-5201 @ Anchor E3-0032 for Backer Rod SUpport Page-51