| Allowed Profile Dimensions | ||
| Frame part | UL rated | Non rated |
| Throat | 2″- 13″ | 2″- No limit |
| Soffit (A) | * 1″- Varies * | * 5/8″- No limit * |
| Rabbets (B) | 1 9/16″- Suit door | 5/8″- No limit |
| Stop (C) | 5/8″- Varies | 5/8″- No limit |
| Faces (D) | 1 1/4″- 4″ | 1″- No limit |
| Returns (E) | 1/2″- 3/4″ | 1/2″- No limit |
| DW returns (F) | 7/16″- 11/16″ | 7/16″- Varies |
| Allowed Open Dimensions | ||
| Frame Part | UL Rated | Non Rated |
| Height | 20″ – 108″ | 18″ – No Limit |
| Width-SGL | 6″ – 48″ | 6″- No Limit |
| Width-Pair | 12″ – 96″ | 12″- No Limit |
Notes
- Maximum fire rating = 3 hour
- KD rough opening = door opening + 2″ W, + 1″ H
- Available KD or welded (face only or continuous)
- *A = 1 1/4″ min for compressions anchors*
Anchor options
- UL – all except CO, CP, TA, & EP
- Non UL – same except CP allowed