Ultimo Engineers, based in Vadodara, offers a range of tower packings. Ceramics are white porcelain wares with exceptionally good chemical resistance except hydrofluoric acid and strong alkali. Different packing shapes are designed to provide maximum surface area with minimum pressure drop to enhance mass transfer between liquid and gas phases. These are available with glazed or unglazed surface, in the form of pall rings, saddles, berl saddles, raschig rings. These are also available in plastics and metals.