Blue/Gray Corrugated Board

Perma/Cor® B-Flute and E-Flute Corrugated Board is our best archival quality corrugated board with the unique light blue color that you can rely on to be acid-free and lignin-free. Unlike common tan corrugated board, the colorfast light blue board assures your choice for archival boxes and boards are buffered with 3% calcium carbonate to prevent acids from forming.

Don’t put your collections at risk by using tan or kraft colored corrugated boards that may contain harmful acids or lack buffering agents to protect against migrant acidity. Make Perma/Cor® corrugated board your prize winning choice!

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