Pre-Formed Purge Dam, Compatible Pipe Diameter 6 in, Distance from Weld 6 in, Features Dissolves Rapidly Leaving no Residue, Tape Pre-Installed in Sections for Precise Alignment, Side Walls Tapered to Fit Different Pipe Schedules, Material Water Soluble Paper, Standards EPA Approved, Water Soluble Yes, Package Quantity 48. This item has been restricted from sale in the following state (s): []