Barnstead Electrothermal CM0250/CEX1 Heating Mantle (250mL)

The Electrothermal aluminum housing is chemical resistant, tough, lightweight and easy to clean. The built-in controller regulates element temperature to 450°C (852°F). 

Air flow through ventilation slots beneath and around the rim and case keeps the exterior safe to touch. Flexible coiled heating element provides good heat transfer while absorbing shock, minimizing the risk of flasks breaking. Heating element and insulation form an easily replaced heating cartridge. Heater On and Power On lights indicate the status of the mantle. Stainless steel grounding screen provides added protection. Features a built-in support rod holder - support rod is not included.