Sheet board – premium grades

A wide range of grades and bespoke sizes to suit your needs

Premium range of corrugated sheet board, manufactured by Tri-Wall in the UK. All premium grades contain wet strength kraft, semi-chem fluting and wet strength adhesive; perfect for performing in extreme conditions.

See below for our premium grade table.

Stacked sheetboard


Wet strength kraft and adhesives

Semi-chem fluting

Fully recyclable

Need a specific solution?
We design packaging around your product to optimise efficiency,
costs and enhance appearance.


Various grades – see chart below

Bespoke sizes / dimensions

Premium board grade list

premium board grade chart

Tri-Wall is the only manufacturer of AAA corrugated board in Europe. We manufacture the full range of internationally recognised FEFCO style products to the highest specification, using the best quality materials, tested in our UKAS accredited lab.

We can measure the environmental impact of your packaging and compare with various options to help you create a more sustainable approach. Find out more about our sustainability approach.

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