The Multi (Extraction) Mantles: 6 Recess Model has a built-in electronic controller and offers a choice of heater only (EME6) or heater/stirrer (EMEA6) combination models. • Individual built-in solid state electronic controls enable easy regulation of heater, while removing sparking associated with mechanical switching • Three 12.7mm diameter support rods are included • Round bottom flask capacity from 100ml to 1000ml at all 6 positions • Top cover is polypropylene and external surfaces are powder coated giving good general chemical resistance • Coiled heating element is suspended within a thermal insulating cartridge to provide maximum heat transfer and support • Earth (ground) screen encloses the heater for added safety • Individual heater cartridges are replaceable • Neon lights indicate when power is on and supplied to heaters and, if applicable, supplied to stirrers