FEFCO code · 09 Interior fitments
Four-sided liner
A strip of board scored into four panels and folded into a rectangle that sits inside the case against its walls.
Adds a second wall thickness for stacking strength and cushioning without changing the outer case. Common when an existing case has to carry a heavier product.
FEFCO codes are a public standard, and this page describes the standard. Send us the code with your dimensions and we will confirm whether and how we produce it.
Send the internal dimensions and a rough quantity. We come back with board options and a price.