Heat Authority understands the importance of protecting chemicals, food and other temperature sensitive materials that are stored in totes or drums. Cold or extreme weather can cause havoc on stored materials. Maintain a stable temperature with the assistance of tote heating products. We offer the most reliable drum and tote heating product line in the industry that includes hazardous area C1D2 drum heaters and C1D1 drum and tote heaters. ProMAX and Powerblanket are some of the strong brand of blankets and wraps.