Laboratory Heating mantle || Electric Burner for Flasks || for Distillation Product Descriptions Suitable for laboratories, chemicals, pharmaceuticals, Dyes, Glass plants etc. All heating mantles are lagged with special grade mineral wool.Particularly useful for Heating inflammable liquids. A single circuit system has been adopted and a proper electric wiring in this mantle makes certain that no short circuit takes place. All heating mantles are lagged with special grade mineral wool. Heating Mantle with Energy Regulator Use Original mantle wire Indicator Light Inbuilt Easy to replace Mantle.