[Available on request.]

WISA-Twin is a lightweight multipurpose panel with multiple choices of end uses. It is also CE marked for structural purposes. WISA-Twin is environmentally sustainable. The PEFC label guarantees that wood used in product is from well managed certified forests. As it is produced in Europe, its ecological footprint is small.


  • Light even smooth surface
  • Easy to handle and machine
  • PEFC labelled
  • CE marked
  • Long grained


  • Construction
  • Joinery and shop fitting
  • Furniture


Fully Sanded long grain birch with a light coloured, smooth surface.


Quality BB


Quality WG

Panel sizes

2440 x 1220 mm
2500 x 1250 mm

Size tolerances according to the Handbook of Finnish Plywood.

Thicknesses and weights

Thicknesses and tolerances fulfils the requirements of EN 315 (Plywood – Tolerances for dimensions) and are in part stricter. Other thicknesses on request.

Nominal thickness (mm) Number of plies Tolerances (mm) Weight (kg/m2) abt
Min. thickness (mm) Max. thickness (mm)
5 3 4.7 5.3 2.7
9 5 8.8 9.5 5.0
12 5 11.5 12.5 6.5
15 6 14.3 15.3 7.4
18 7 17.1 18.1 8.9
21 8 20.0 20.9 10.3
24 8 22.9 23.7 11.4

Sizes and thicknesses relating to moisture content 8 – 12 %.

Thicknesses and tolerances fulfil the EN 315 requirements.

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