The OF291 from Alpha is an entry panel frame crafted from heavy gauge extruded aluminum, featuring a sleek natural anodized finish. Designed for use with the CM491 series vandal-resistant lobby panel modules and mini alphabetical directories, this 19″ high frame is perfect for integration alongside standard vertical mailboxes. Whether used independently or paired with the matching OH291 flush back box, the OF291 ensures durability and aesthetic appeal.
Alpha OF291 Features
- Material: Heavy gauge extruded aluminum – ensures strength and longevity, resistant to wear and tear.
- Finish: Natural (clear) anodized – provides a modern look while protecting against corrosion.
- Compatibility: Designed for CM491 series vandal-resistant lobby panel modules – offers flexibility in configuration and usage.
- Height: 19″ – ideal for mounting alongside standard 19″ high vertical mail boxes for seamless integration.
- Versatility: Can be used independently or with the OH291 flush back box – grants options for different installation scenarios.
Alpha OF291 Detailed Specifications
| Material | Heavy gauge extruded aluminum |
| Finish | Natural (clear) anodized |
| Height | 19 inches |
| Compatibility | CM491 series vandal-resistant lobby panel modules |
| Usage | Standalone or with OH291 flush back box |



















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