Use 1 gallon of dye per 5,000 to 10,000 gallons of water Plumbing and leak detection, storm and sewer drain tracing, lake, river and pond studies, power plant piping tracing, pollution studies, septic system analysis, flow mapping, rate and volume analysis, and retention time studies. Get a good look at the source of your water system's problems Unexplained water stains or a sudden increase in the water bill often signal a hidden leak Pylam’s leak locating dyes produce an intense color for maximum visibility under many conditions. Same and next day delivery.
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