Michbi stocks a variety of solid core, hollow core, and mineral core with 45, 60 and 90-minute fire rated birch and red oak doors that can be customized to fit any opening. Many doors are immediately available and lead-time for standard wood doors is 2-7 working days if not currently available.  In addition to our stock items, our wood shop can alter and modify doors to create custom applications to meet your project’s needs.  You have the option to have custom modifications such as pre-finishing, vision lites and louvers, wood pre-hung units, raised panel doors, as well as wood frames to meet your individual requirements.