6'8" 2-Panel Molded Smooth Interior Prehung Door Unit - Door Clearance Center
Prehung Interior Doors: Installation in 8 Steps - This Old House
JELD-WEN Rockport 24-in x 80-in 5-panel Equal Hollow Core Primed Molded Composite Right Hand Single Prehung Interior Door in the Prehung Interior Doors department at Lowes.com
Setting Prehung Doors - Fine Homebuilding
Pre-Hung Doors Sets | Custom Made Interior Door-sets