The CSA Approved Poly Drum Heater quickly and efficiently heats-up steel drums or pails. It solves a wide range of freeze protection, viscosity control, and process temperature applications.Easily adjust thermostat set-point: 50 to 425F.This extra-wide silicone rubber band heater is moisture and chemical resistant. Multi-stranded grounded heating element provides uniform heat and a long service life. Drum Heater comes with a power cord with no plug and a spring closure that can be expanded.