For Potato, Sweet potato, Carrot & Radish It is designed with holes proper for Root crops. It can be irrigated efficiently depending on the location and range of root crops. The filtering device is used. There are 3 types. <Punching Shape> Type 1: – It can be laid on the ground like JEOSEOL, so can be sprayed near the crop without being sprayed away. Type 2: – It hangs up to about 50cm from the ground like GOSEOL, so can be irrigated wider range. Type 3: – It can be laid on the ground like JEOSEOL, so can be irrigated wider range.