1"x100' Coil Polyethylene Pipe. It is a 125 PSI working pressure, SIDR 15 National Sanitation Foundation approved, 4710 resin better grade raw material. It is used for water supply. Comes in black color. Long, continuous lengths in coils as indicated below. Conforms to performance specifications for appropriate working pressures. Approved by National Sanitation Foundation for drinking water use. Made of black virgin polyethylene. Limited 25 year warranty.