Confined spaces may contain hazardous air contaminants that may be odourless which can only be detected with testing.
Sometimes inert gases (such as nitrogen) displace oxygen so that the confined space is oxygen-deficient and could be dangerous to workers.
Safety Signs are made to order.
Standard size is 150 x 150 mm, 190 x 190 mm, 290 x 290 mm and 440 x 440 mm Substrate ABS Plastic or Cromadeck Steel.
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