Self Adhesive Level Indicator Labels
Simply stick the Self Adhesive Level Indicator Label on the fire extinguisher, overlapping the calculated level. Apply heat to the label for a few seconds and see the level clearly indicated.
Standard temperature range: 0-27°C, (Purple & Blue)
Higher temperature range: 25°C - 35°C (Blue)
Sizes: 25mm x 250mm and 25mm x 500mm long.