| Grade 1 | Brand New Perfect Doors |
| Grade 2 | Near Perfect with Minor Blemishes |
| Grade 3 | Good Condition with Small Dents/Chips/Scratches |
| Grade 4 | Below Average Condition with Noticeable Damage |
| New | Perfect Condition |
| IMP | Imperfect |
| DAM | Damaged |
| ED | Ex Display |
| SH | Secondhand |
| NC | New Current |
| NNC | New Non-Current |