Letterbox systems - special letterboxes and special sizes
Boxes especially for door side systems
TIS Serie
Pass-through boxes at an angle, with removal at the rear, especially for door side panel systems
SP Serie
Pass-through boxes at an angle (straight at the top), with removal at the rear, special for door side panel systems
Boxes especially for through-wall systems
TI Serie
Pass-through boxes sloping, extendable, with removal at the back, especially for through-wall systems.
HPTI Serie
Straight, pull-out boxes, with removal at the back, especially for through-wall systems.
Looking for boxes in special sizes?