"Petrarca" hinged-lid boxes are made from Duralong Special archival board, ideal for long-term vertical storage of documents. The drop-front flap which opens on the long side allows easy access to contents. the lid closure is interlocking. The handling of the box is facilitated by the practical hole for the fingers. The boxes are shipped already assembled, but simply flattened to reduce volumes during transport.

TECHNICAL SPECIFICATIONS

• 100% Cellulose
• Buffered (calcium carbonate reserve)
• pH 8.5 - 9.0