Do not open valve tag.
Do not open valve tag for attaching to equipment, machinery and plant. Semi-rigid plastic. Supplied in packs of 10 tags. Do not open valve�tag, for maintenance and electrical inspection of equipment, machinery and plant. Supplied in packs of 10 tags.MST106 Size 100mm x 60mm. Material semi-rigid plastic.Visit the Label Source website for more information on Do not open valve tag.