Free consumables set

A single turn ensures all tubes are in position, easily switching between their resting, pre-heating or working positions. This ensures that the operator is kept away from any hazards. An efficient draining system ensures safe removal of condensation and protects the user against any steam.

It has a metal heating block with 5 test places. Both air and steam versions of the  GUM tester  are available.

For all orders placed before the 31st December 2017, you will receive a free of charge consumables package (comprising of Glass Beaker 100 ml (Pack of 10) + Thermometer ASTM 3C, mercury-free, certified, range: -5…+400 °C :1 °C.