Unit 5, 6 Gladstone Rd
Castle Hill NSW 2154

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Configu­rations

When designing the layout for your letterbox, you should consider that Ryan Letterboxes manufacture a wide range of letterbox configurations with the following options:

  • Front opening mail retrieval
  • Rear opening mail retrieval
  • Open parcel shelves
  • Common use boxes with door and latch lock
  • Side or under bank support posts (concreted into ground or with base plates)
  • Newspapers or periodicals double or triple door widths
  • Latch locks no key locking – with padlock option
  • Body Corporate or Secretary boxes of larger sizes
  • Junk mail boxes
  • Signage built into letterbox bank
  • Cover panels to cover old mail box areas
  • Vinyl signs for property address
  • Integrated Intercom panels

These tables will help you estimate dimensions for most common letterbox bank configurations.

Standard Size

STANDARD SIZE LETTERBOXES (240MM DEEP)

Total Height (MM) Number of Boxes Wide
Front Opening Rear Opening 1 2 3 4 5 6 7 8 9 10 10 11 11 11 12 13 13 14 15 15
1 207 209 4+3+4 6+6 7+6 4+5+4 7+7 8+7 5+5+5
2 368 370 4+3+4 6+6 7+6 4+5+4 7+7 8+7 5+5+5
3 530 532 4+3+4 6+6 7+6 4+5+4 7+7 8+7 5+5+5
4 692 694 4+3+4 6+6 7+6 4+5+4 7+7 8+7 5+5+5
5 854 856 6+5 4+3+4 6+6 7+6 4+5+4 7+7 8+7 5+5+5
6 1016 1018 5+5 6+5 4+3+4 6+6 7+6 4+5+4 7+7 8+7 5+5+5
7 1178 1180 5+5 6+5 4+3+4 6+6 7+6 4+5+4 7+7 8+7 5+5+5
Total Width MM
374 707 1040 1373 1706 2039 2372 2705 3038 3371 3412 3704 3745 3786 4078 4411 4452 4744 5077 5518
Narrow Size

NARROW SIZE LETTERBOXES (330MM DEEP)

Total Height (MM) Number of Boxes Wide
Front Opening Rear Opening 1 2 3 4 5 6 7 8 9 9 10 10 11 11 11 12 13 13 14 15 15
1 207 209 4+3+4 6+6 7+6 4+5+4 7+7 8+7 5+5+5
2 368 370 4+3+4 6+6 7+6 4+5+4 7+7 8+7 5+5+5
3 530 532 4+3+4 6+6 7+6 4+5+4 7+7 8+7 5+5+5
4 692 694 4+3+4 6+6 7+6 4+5+4 7+7 8+7 5+5+5
5 854 856 6+5 4+3+4 6+6 7+6 4+5+4 7+7 8+7 5+5+5
6 1016 1018 5+5 6+5 4+3+4 6+6 7+6 4+5+4 7+7 8+7 5+5+5
7 1178 1180 5+4 5+5 6+5 4+3+4 6+6 7+6 4+5+4 7+7 8+7 5+5+5
Total Width MM
286 530 774 1018 1262 1506 1750 1994 2238 2280 2482 2524 2726 2768 2810 3012 3256 3298 3500 3744 3786

Notes:

  • Each letterbox is 160mm high, up to 7 rows high.
  • Letterbox heights are reduced by 25mm per row for banks larger than 7 rows.

JOINED BANKS:
Where large numbers of letterboxes are required, multiple banks may be joined together.
LARGER BANKS:
Banks outside these parameters are available on request
CLEARANCES:
Add 10mm clearance all round when installing into masonry walls
COVER TRIM:
20mm x 20mm x 1.6mm surround angle trim is fitted as standard if installed into masonry wall.

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