Banjo TL651S 6 1/2" IBC Tank Lids with Unvented 2" Plug Banjo offers many liquid handling products for a large variety of applications Banjo Poly products use Glass Filled / Glass Reinforced Polypropylene for strength and durability Banjo products used for: Agricultural Fertilizers, Herbicides, Pesticides, Insecticides Industrial Chemicals, Reverse Osmosis, Inks, Paints, Coatings, Soaps & Detergents, Water Treatment Wastewater, Plating, Pharmaceuticals, Organic & Inorganic Chemicals, Pulp & Paper, Deionized Water