The materials we merchandise and use to realize the different structures are all strictly certified following the existing European rules.
Among the materials we use more (that is to say laminated wood coming from a first choice red fir, with 40 mm lamellas), it satisfies DIN 1052-1/A1 legislation as far as BS11, BS14, BS16 resistance class are concerned, and also the rigid DIN 4074, EN386 and B4100-2 (Austrian) legislation about production. Otto-Graf Institut (FMPA - Stuttgart) and Wood Research Institute (Austria) are the organisms in charge for monitoring the satisfaction of those rules.
Finally, as far as the production of finger joints is concerned we satisfy EN385 and DIN 68410-1 legislations and about gluing among the lamellas we satisfy DIN68141, EN301 type 1 and EN302 legislations, with melamine resin, light-coloured joints never changing colour and A gluing certificate A issued by the Otto Graf Institut.
Our firm is also specialized at using solid wood of first choice red fir, with at sight quality, compact fiber, and planed on all sides thanks to an advanced planing central.
This is also certified according to DIN 1052-1 legislation as far as S7, S10, S13 resistance class are concerned.
Other types of struts, like KVH or Bilam, are available with all the reference certifications.