Through the license for fabrication and assembly for the wooden frame house, Transval certifies that it's products are in conformity with the E.U. requirements - DTU 31.2, DTU 31.3, EUROCODE 5. The wood used by S.C. TRANSVAL S.R.L. ROMANIA, in the prefabrication process is marked CE, sorted and impregnated in conformity with ISO 14081 and ISO 9001. Our wood comes from FSC certified forests. For France, Transval Romania has the ability to offer the "Decennial Warranty" through QaMB France and Gamble U.K.