Crestline flexible pipe, series: 18105, 3/4 in nominal, 0.824 in inside diameter, 100 ft length, 0.092 in thickness, side 11.5, 160 psi working, 73.4 deg F, HDPE, ASTM D2239, black, nsf approved, for farm and ranch water systems, construction and excavations, municipal service lines, mine and industrial drainage. Pe4710 plastic pipe is manufactured from selected resins and ideal for farm/ranch water systems, electrical or cable TV Conduit, construction or excavations, city service lines, mine or industrial drainage, sprinkler systems, irrigation, Skating rinks, air conditioning, submersible pumps and much more. Efficiently designed with working pressures based on psi at 73.4 degrees Fahrenheit, with a higher temperature working pressure is less. For best results use with insert fittings and stainless steel clamps. Not to be exposed to direct sunlight for Extended periods and not for use with compressed air systems. Product meets or exceeds astm-d2239 and is nsf approved for drinking water use.