NON-METALLIC BUILDING MATERIALS; NON-METALLIC BARRIERS AND PORTABLE NON-METALLIC BARRIERS INCLUDING STORM BARRIERS, FLOOD BARRIERS, SPILL BARRIERS, BIOHAZARD BARRIERS; WATER BARRIERS MADE OF POLYETHYLENE; POLYMER BASED WATER BARRIERS; NON-METALLIC ENCLOSURES AND PORTABLE NON-METALLIC ENCLOSURES, NAMELY, BARRIERS AND ENCLOSURES AND PORTABLE BARRIERS AND PORTABLE ENCLOSURES USED TO PREVENT OR MINIMISE DAMAGE ARISING FROM FLOODS, SPILLS, BIOHAZARDS AND OTHER HAZARDS; NON-METALLIC FLOOD PREVENTIO...