Split Astragal Seals Split Astragal seals are installed on the face of both doors. When ordering Split Astragal seals, two seals must be ordered. Pemko _371P Split Astragal Pemko _372P Split Astragal Pemko 18041_NB (MS) Split Astragal Pemko 18041_SB (MS) Split Astragal Pemko 18061_NB (MS) Split Astragal Pemko 297_PK (MS) Split Astragal Pemko 297_S (MS) Split Astragal Pemko 297_V (MS) Split Astragal Pemko 303_PK (MS) Split Astragal Pemko 303_S (MS) Split Astragal Pemko 303_V (MS) Split Astragal Pemko 305_N Split Astragal Pemko 305SSE Split Astragal Pemko 310_ Split Astragal Pemko 311CIN Split Astragal Pemko 313_N Split Astragal Pemko 314_N (MS) Split Astragal Pemko 316_PK (MS) Split Astragal Pemko 316_S (MS) Split Astragal Pemko 316_V (MS) Split Astragal Pemko 318_V Split Astragal Pemko 358_N Split Astragal Pemko 369_P Split Astragal Pemko 369_ Pemko 369_PK Split Astragal Pemko 369_PK773 Split Astragal Pemko 369_S Split Astragal Pemko 369_V Split Astragal