WISA-Roof is a spruce plywood with strength oriented construction designed for load bearing roofing sub-structures. The unsanded face gives better grip on the roofing site and thereby decreases the risk of accidents. WISA-Roof is surface treated which gives protection during construction work. This quick and easy to install panel saves time and money – the most valuable inputs you have.


  • Non-slip face
  • Surface treated against wood colouring and decaying fungi
  • Quick and easy to install
  • Strength oriented construction


  • Roofing sub–structures
  • Flooring sub–structures


Weather resistant glueing according to EN 314-2/class 3 Exterior.


Surface quality is unsanded III according to the standard EN 635-3. Yellow wood
protecting agent is applied on both surfaces in controlled factory conditions. This gives a
good protection during construction work. The panel should be painted with suitable paint
on those parts which are left visible in exterior use.

Panel sizes

2400 x 1200/600 mm
Size tolerances according to the Handbook of Finnish Plywood.

Thicknesses and weights

Panel thickness, mm 16 +/-0.5 mm 18 +/-0.5 mm
Weight, kg/m² 7.4 8.3

Sizes and thicknesses relating to moisture content 8 – 10 %.

Thicknesses and tolerances fulfil the EN 315 requirements, +/- 1 mm/1000 mm.

Product brochure

[download id=”2729″]

Related Products

Share Our Software With Your Network

Contact Info


Sign-up to get the latest news and update information. Don’t worry, we won’t send spam!

Thank you for your message. It has been sent.
There was an error trying to send your message. Please try again later.
Go to Top