This post is for a super small percentage of the population who have a really old pool with metal coping and are wondering if they can paint that metal pool coping. Yes! You can! If you aren’t familiar with the term, pool coping is what caps the edge of a pool. Modern pools are built with pool coping made out of concrete or stone, but some old school pools like ours have a band of metal (aluminum) coping that runs around the edge of the pool. Replacing the metal coping is a big job. We’ve DIYed most things, but this is one we’d leave for the concrete experts because it…