Cold-rolling installation with a device, which is arranged in the inlet of the cold-rolling installation, for application of at least one working substance to a rolling material and for sucking at least one working substance off a rolling material, comprising: at least one spray device which is arranged above or below a rolling material transport line, wherein the working substance can be applied by the spray device to a surface of the rolling material and/or to a surface of a work roll in contact with the rolling material and at least one suction device which is arranged above or below the rolling material transport line and on the same side of the rolling material transport line as the spray device, wherein the suction device acts in the vicinity of the surface of the rolling material and/or the work roll, characterised in that the work substance can be applied by the spray device directly to a surface of the rolling material, the spray device and the suction device are mounted at a common component frame at a small three-dimensional spacing, namely directly adjacent to one another, so that the spray device and the suction device thereby form a compact unit (14.1; 14.2), wherein the common component frame is different from a separate machine housing of the cold-rolling installation, a respective spray device and a respective suction device are arranged above and below the rolling material transport line and in that case mounted at an associated component frame so that a respective compact unit (14.1; 14.2) formed from a spray device and a suction device is provided above and below the rolling material transport line, and the two compact units (14.1, 14.2) are connected above and below the rolling material transport line by a connecting element in the form of a C-bracket, wherein solely the compact unit (14.2) arranged below the rolling material transport line is, for movement transversely to the rolling direction, equipped with guide means and connected with drive means, wherein the compact unit (14.1) arranged above the rolling material transport line is free of drive means and guide means. at least one spray device which is arranged above or below a rolling material transport line, wherein the working substance can be applied by the spray device to a surface of the rolling material and/or to a surface of a work roll in contact with the rolling material and at least one suction device which is arranged above or below the rolling material transport line and on the same side of the rolling material transport line as the spray device, wherein the suction device acts in the vicinity of the surface of the rolling material and/or the work roll, characterised in that the work substance can be applied by the spray device directly to a surface of the rolling material, the spray device and the suction device are mounted at a common component frame at a small three-dimensional spacing, namely directly adjacent to one another, so that the spray device and the suction device thereby form a compact unit (14.1; 14.2), wherein the common component frame is different from a separate machine housing of the cold-rolling installation, a respective spray device and a respective suction device are arranged above and below the rolling material transport line and in that case mounted at an associated component frame so that a respective compact unit (14.1; 14.2) formed from a spray device and a suction device is provided above and below the rolling material transport line, and the two compact units (14.1, 14.2) are connected above and below the rolling material transport line by a connecting element in the form of a C-bracket, wherein solely the compact unit (14.2) arranged below the rolling material transport line is, for movement transversely to the rolling direction, equipped with guide means and connected with drive means, wherein the compact unit (14.1) arranged above the rolling material transport line is free of drive means and guide means.