Gray Industrial Coating – Water-based acrylic primer formulated to improve paint adhesion on smooth or slick surfaces before applying a compatible finish coat. Its low-VOC formulation and low solvent odour make it a practical option for suitable industrial, maintenance, and surface-preparation projects. The fast-drying formula is designed to dry to the touch in approximately 30 minutes, depending on application and environmental conditions. Colour: Gray. Size: 1 gallon (128 fl. oz. / 3.78 litres). SKU: . Follow the manufacturer’s technical data sheet for compatible substrates, surface preparation, application, drying, and recoating instructions.