43.41.00 Non-pressurized Tanks and Vessels
43.41.26 Aluminum Tanks
43.41.11 Bolted Steel Tanks 43.41.13 Welded Steel Tanks 43.41.13.13 Glass-lined Welded Steel Tanks 43.41.13.23 Rubber-lined Welded Steel Tanks 43.41.13.33 Epoxy-lined Welded Steel Tanks 43.41.13.43 Ceramic-lined Welded Steel Tanks 43.41.23 Stainless Steel Tanks 43.41.26 Aluminum Tanks 43.41.31 Metallic Specialty Tanks 43.41.41 Polyvinyl Chloride Tanks 43.41.43 Polyethylene Tanks 43.41.45 Fiberglass Reinforced Plastic Tanks 43.41.53 Wood Stave Tanks 43.41.63 Precast Concrete Tanks 43.41.73 Ceramic Tanks 43.41.83 Non-metallic Specialty Tanks