Classification Information
Non-metal building materials, namely, liners for drains,channels, canals, acequias and ditches; and systemscomprising non-metal liners for drains, channels, canals,acequias and ditches that are used for the distribution,conveyance, control, supply, transport and discharge ofwater, fluids, and mixtures and admixtures containingsolids, gases, and other dissolved matter
Nonmetallic Building Materials