Perforated with pattern of slots that provides a high level of security with visual access and air flow. Interlocking components prevent forced entry. Lighter than glass inserts; requiring less bulkhead support and easier to operate. Excellent for storefront applications.
- 3/16" perforated 18 gauge steel panels
- Maximum height: 14' 0"
- Airflow through closure: 39%
- Airflow through panel: 47%