Industrial electric heat supply made fast, simple, and accurate

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Complete Spherical


  • Applies full-coverage, uniform heat to round-bottom flasks
  • Excellent alternative to other heating methods like Bunsen burners
  • Ideal for use with a basket ring stand
  • Opening holds flasks with up to 3 necks


  • Fiberglass cloth outer shell
  • Uniform, low-watt-density, knitted-and-braided heating element Heating temperatures up to 842°F (450°C)
  • Multi-stranded resistance wire for maximum durability and flexibility
  • Zipper fastens upper and lower halves together
  • Plug and play: plugs into a standard outlet
  • Temperature controller required

If you have any questions regarding laboratory mantle heaters, please call us at 866-685-4443, e-mail us, or send us a contact form.