Isopad IDR-G soft jacket drum heaters are designed to wrap around a drum and heat the contents.MoreThey are insulated to maximize heat efficiency. These combine the convenience of rapid heating and the precision of a digital controller to present you with a practical, efficient means of freeze protection, viscosity control, and maintaining materials at elevated temperatures. Drum heaters of the Series IDR-G are intended for use only in dry, indoor areas. For more details and special design, please contact your local representative.