4-Sided Frame
4-sided welded frames include a full sill (threshold) member at the bottom, creating a complete perimeter frame. Used where a floor-level frame member is required for fire rating, security, or structural reasons. Available in single and double rabbet profiles.
- Full sill member at bottom creates complete perimeter
- Required for certain fire-rated and security applications
- Single and double rabbet configurations
- Available in standard depths and gauges
Features & Available Options
| Frame Style | 4-sided (head, two jambs, and sill) |
|---|---|
| Rabbet | Single, double |
| Gauges | 14 GA, 16 GA |
| Fire Rating | See 4-sided fire rating chart |
| Finish | Grey primer (field-paintable) |
Technical Documents
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