Supply of High Density Polyethylene (HDPE) Tubes for the Brackish Water Shrimp Project, Region No.6 Lot 1: Supply, Transport and Delivery of 12'' HDPE Tubes to the Fisheries Department. Lot 2: Supply, Transport and Delivery of 18'' HDPE Tubes to the Fisheries Department. Lot 3: Supply, Transport and Delivery of 24'',30'' and 36'' HDPE Tubes to the Fisheries Department. · ProcuraGY