| 2. Letter Plate Width | -- |
| 3. Letter Plate Height | -- |
| Availability | -- |
| Finish | -- |
| Fixing Centres | -- |
| Fixing's Included | -- |
| Letter Plate Aperture Opening | -- |
| Performance Standard | -- |
| To Suit Door Thicknesses | -- |
The Alpha is a high security fully weather sealed letter box in a stylish design to create a perfectly matching and aesthetically pleasing door.