This Avantco 17815690 replacement solid left hinged door for UBB-24-48 and UDD-24-48 is a direct replacement for the one that came with your unit. Use this door to replace the original left door in cases of damage to keep your unit looking and working its best. This black door includes a built-in handle for convenient operation and a locking mechanism to keep your unit's contents secure. Plus, the included door gasket ensures a tight seal for energy efficiency.