HASSLACHER rib panels are composite components made of engineered timber products. HASSLACHER Cross Laminated Timber and glued laminated timber are bonded together in a shear-rigid manner. Parameters such as cross section and strength class of the glued laminated timber, the cross section and strength class of the HASSLACHER CLT and other cross section parameters can be freely selected. HASSLACHER rib panels can also be equipped with the HASSLACHER excellent surface as well as with the X-fix wood-wood system connectors and can be calculated with the CLTdesigner.