T&J Coat-It W.E.L. (Wide Exposure Latitude) Premium Dual Cure Emulsion Diazo sensitized, durable, high solids content dual-cure emulsion with superior resistance to water based ink systems as well as most solvent-based inks. T&J Coat-It W.E.L. is compatible with water-based ink systems and suitable for all general purpose, graphics, and industrial applications. Latitude, resolution, and edge definition are excellent, which makes it ideal for fine line and halftone printing. The emulsion is durable and fast drying.