WISA-Form Slab


WISA-Form Slab is coated spruce plywood for use in horizontal concrete forming. The light weight of the panel makes it easy to handle and a specially designed overlay masks the grain structure of the face veneer for a good quality finish.


  • Light weight
  • Easy to handle
  • Smooth finish
  • Good striking properties


  • Horizontal formwork
  • Special formwork


Phenolic resin cross-bonded weather resistant glueing according to EN 314-2/class 3
exterior, EN636-3.

Surface and edges

WISA-Form Slab coating weight is 400 g/m2 both sides.
Face and reverse: Brown phenolic film combination (abt. RAL 8017).
Edge sealing: Water resistant paint.
Imprinted text: “WISA®-Form Slab”.

Panel size

2400/2440/2500 x 1200/1220/1250 mm

Thicknesses and weight

Nominal thickness (mm) ​Min. thickness (mm)Max. thickness (mm)Weight (kg/m2)