Flooring material comprising flooring elements which are assembled by means of separate joining elements

Flooring material comprising board shaped floor elements, which floor elements are provided with edges, a lower side and a decorative upper surface, and a groove in the lower side;

• separate joining profiles to join the floor elements, that all four edges of the floor elements are provided with one notch each, and the lower side having a recess in the section between the edges and the respective closest groove, which grooves are arranged parallel to its respective edge, that the joining profiles are provided with lips arranged in pairs, which lips are intended to each be received by one of the grooves so that the floor element with the grooves at the adjacent edges will be guided or fixed vertically via the lips of a joining profile, which lips are joined by a middle section of the joining profile, wherein the grooves are provided with an undercut while the lips are provided with gripping hooks that match the undercut whereby adjacent floor elements will be guided or fixed horizontally via the undercuts and the gripping hooks, wherein the lips of the joining profiles are separated by a middle section, such that when the lips are inserted into the grooves, the middle section fits in the recess.