... frame, 116.5 x 48, 63x91mm,mull post Materials: WPC: 80% foam PVC, 20% wood additives, Surface: woodgrain finish We ... frame including the door jamb, brickmould, casing, astragal, mull post. The WPC door jamb size can be size 4-9/16inches, 5 ... -9/16inches. WPC brickmould size is 2", WPC casing size is 2.9", WPC astragal size is 3.5" . mull post 63x91mm, 116.5x48mm ...