Flooring sub-structures

  • Massaranduba, a hardwood native to South America, is durable and straight. It also responds well to steam-bending. Ideal for decking.
  • UltralamLVL is manufactured using a combination of Nordic Spruce veneers and Nordic Larch veneers which are laminated in the same direction. Made in a continuous press, LVL is the new age of wood engineering. Ultralam™'s LVL advantages include:
    • High Strength
    • Dimensional stability
    • Guaranteed technical data
    • Light weight, simple installation
    • Corrosion resistance

    Ultralam™ is used in roof structures, ceilings, concrete forms, wall and floor frames, lintels for doors and windows, flanges in I-joists, scaffold planks.

  • WISA-Birch Special is a multipurpose high quality product selected for various applications where excellent strength and light, smooth and even surface is essential. Due to its even surface WISA-Birch Special offers an excellent base for high quality painting and different overlaying methods. Because of the superb properties, strength and surface, uncoated WISA birch plywood products are widely used in the demanding vehicle, shipbuilding, construction and furniture industries. WISA-BirchLG Special is the same WISA-Birch Special plywood with surface veneer grain in long dimension.
  • WISA-Spruce is a high quality lightweight multipurpose panel. It is made of environmental certified Nordic Spruce and is an ideal panel for structural uses and load bearing applications like roofing, flooring, wall sheeting, packaging and joinery.


    • Light weight
    • High quality
    • PEFC certified


    • Floors
    • Roofs
    • Walls
    • Soffits
    • Packaging
    • Temporary building
    • Vehicles
    • Joinery
    • Furniture
  • WISA-Wire is a plywood panel coated with dark brown phenolic resin coating with a slip resistant wire mesh pattern. The product is intended for use as flooring in the transport industry i.e. in trailers, horse boxes and railway wagons and building applications such as warehouses, loading platforms and scaffolding. WISA-Wire is a universal material for technical flooring applications.

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