Abstract: The invention relates to a frame element for installation in a piece of work furniture or the like, in particular a piece of sanitary furniture, wherein the frame element has an at least U-shaped, in particular rectangular cross section and a defined extension, at least in two dimensions, such that modules can be arranged along at least one of the defined extensions, wherein the plurality of modules have dimensions along the at least one extension which are an integral multiple of the extension of a basic module, and wherein at least one horizontal and/or vertical divider corresponding to the dimensions of the basic module or an integral multiple thereof can be secured, in particular detachably, in the frame element.