U-POL Power Can Clear Coat Lacquer 500ml Aerosol. Power Can clear coat is a 1K ready to use clear coat in an aerosol. It is used for finishing coated surfaces to achieve a high gloss UV resistant, durable finish. Power can clear coat is capable of producing a coating of a film thickness similar to that of a spray gun applied clear coat. The convenience of using a high build coating in an aerosol means that masking is kept to a minimum.