Lead-free glass electrodes by Glostertube, produced using the highest quality components available on the market. The extra-pure iron capsules are nickeled and then heated at high temperature to remove any impurities that may affect the duration of the light element.

Available sizes:
Ø10 to 15-25mA - Ø12 to 20-30mA or 25-50mA - Ø16 to 50-80mA - Ø18 to 75-100mA or 100-150mA
in long or short glass, tubed and not.