Drying and impregnation
Preservation the wood material against the destruction is most common topic, we are making a lot of tests which verifite quality of products. Thanks to modern technologies we offer special pressure treatment in autoclaves, in santards of the norms DIN 68800, NEN 2945, EN351-2 an:
- • The first class refers to the wood used uder the roof
- • The second class refers to the wood used under the roof but which may be exposed to adverse weather conditions ,
- • The third class refers to the wood used outside but without contact with ground.
- • The fourth class refers to the wood used outside contains contact with ground or water.