Double Distillation Equipment We offer glass water Double Distillation Equipment which are designed to be functional and intelligent. The all glass water distillation unit is fabricated from quality glass parts which has superior physical attributes. The components of our glass water double distillation are jacketed condenser, glass boiler, quartz silica tube, automatic water level tube, etc. We use quality heating wire as the heating element and a automatic water level that maintains the solid-state device.