76053103
May 22, 2000
Aug 27, 2002
NON-METALLIC SECONDARY CONTAINMENT PIPING SYSTEMS CONSISTING OF PIPES, PIPE FITTINGS IN THE NATURE OF PIPE COUPLINGS, AND CONTAINMENT BOXES MADE OF PLASTICS SUCH AS POLYVINYL CHLORIDE AND POLYPROPYLENE, FOR CONTAINMENT OF ENVIRONMENTALLY HAZARDOUS MATERIALS
Nonmetallic Building Materials