The present invention relates to an apparatus for coating a profile surface with metallic texture paint by roll coating in combination with spray coating, and a method for coating thereof. The first major feature of the present invention is an apparatus for coating a profile surface, characterized in that it is provided with a roll coater for roll coating at least one surface of profile with a UV paint served as a binder, and a spray coater, installed at a position next to the roll coater, for spray coating with a metallic texture paint comprising a solvent, acrylic beads and metal powders on the coating layer of UV paint. The second major feature of the present invention is a method for coating a profile comprising the steps of roll coating at least one surface of profile with a UV paint served as a binder, and spray coating with a metallic texture paint containing a solvent, acrylic beads and metal powders on the coating layer of UV paint.