​WISA-BusFloor is a plywood panel designed to be used in applications such as the sub floor of buses and coaches. Good weight to strength ratio, uniform surface quality and a wide range of dimensions makes WISA-BusFloor an excellent choice in flooring applications.


  • Mixed construction panel combined of stong and hard birch veneers in surface and core and light spruce veneer in core
  • Excellent strength/weight ratio
  • Uncoated face for better adhesion, coated reverse for moisture barrier
  • Impregnation agains wood decaying fungi available on request
  • E17 118RII type approved


  • Buses and coaches


Phenolic resin cross-bonded weather resistant gluing according to EN 314-2/class 3 Exterior.

Surface and edges

Panels have clean sanded wooden surfaces.
Available surface qualities: S (II), BB (III), WG (IV) according to EN 635-2 and WGE (improved WG).

Panel size

The panels are available in all main standard sizes:
Size along surface grain direction 1220, 1250, 1500, 1525 mm
Size cross surface grain direction 2440, 2500, 3000, 3050 mm

Cut-to-sizes and maxi sizes, up to 12500 x 2800 mm, available on request.

Thicknesses and technical properties

Thickness (nominal, mm) ​Tolerance min-max (actual mm) ​Weight approx. kg/m2 ​Strength in bending fm II (N/mm2)* ​Modulus of elasticity EM II (N/mm2)*
    min. - max.    
9 ​8.8 - 9.5 ​5.0 ​34.9 ​9314
​12 ​11.5 - 12.5 ​6.9 ​41.5 ​9675
​15 ​14.5 - 15.5 ​8.4 ​28.3 7050
​18 ​17.1 - 18.1 ​10.2 ​30.1 ​8016

Other strength properties and thicknesses are available on request.

WISA-BusFloor meets the requirement of E17 118RII in vehicle categories M2 and M3.