| Allowed Profile Dimensions | ||
| Frame parts | UL rated | Non rated |
| Throat | 3 5/8″- 13″ | 3 1/4″- No limit |
| Soffit (A) | 1″- 10 1/2″ | 5/8″- No limit |
| Rabbets (B) | 5/8″- Suit door | 5/8″- No limit |
| Stop (C) | 5/8″- Varies | 5/8″- No limit |
| Faces (D) | 1 1/4″- 4″ | 5/8″- No limit |
| Returns (E) | 3/8″- 3/4″ | 0″, 3/8″ – No limit |
| Allowed Open Dimensions | ||
| Frame Part | UL Rated | Non Rated |
| Height | 20″ – 120″ | 18″ – No Limit |
| Width-SGL | 6″ – 48″ | No Limit |
| Width-Pair | 12″ – 96″ | No Limit |
Notes
- **Maximum fire rating = 3 hour**
- Available KD or welded (face only or continuous)
- Rough opening = overall frame size + clearance
Anchor options
- UL – all existing stud, & masonry types
- Non UL – same