To obtain a structure of a door frame for a refrigerator-freezer showcase which is made precise by combining a material with large skid resistance such as polyvinyl chloride and a material with low hardness such as polyethylene in the case of molding in a low-priced, extruded molding method and shows excellent operationality in opening and closing a door.

A door frame 4 is used for a door installed in an opening where commercial goods are taken in and out of a refrigerator-freezer showcase. The door frame 4 is made up of an attaching part consisting of two holding pieces 4a holding the lower edge of a transparent plate 3 from the both sides and a main part 4b of the frame formed outside of the lower part of the attaching part. A guard 5 for the lower part of the frame which is formed in the same thickness at each part, has small skid resistance, and is made of synthetic resin by an extruded molding is attached to the lower end of the main part 4b of the frame.