200g Polyjar - Each jar traces up to 15,000 litres of water
Used diluted to trace the run of drains and sewers.
Gary (Submitted on 2nd Sep 2019)
Have been using this dye for a number of years from Wardsflex and we find it to be one of the easiest colour to see in daylight, in the manhole chambers and in the dark during night work projects, with torches and work spotlights, it is also easy to see on CCTV surveys. A good all-rounder.