Wotofo Mesh Style Coils 0.18ohm (10 Pack)This rebuildable mesh sheet is an improved and larger sized one of our previous heating element used in Flow Pro coil head, which is proven to be superior in flavor production by the market. It is a perforated metal sheet in Kanthal A1 material. The mesh style coil sheet measures 16mm*6. 8mm with resistance of 0. 18ohm to best perform at 40 60 watts. Proper mesh coil dry burning wattage is between 15W and 20W. Main Features: 1. Heats rapidly 2.