Epoxy on Concrete vs. Wood vs. Metal: Does Your Roller Need to Change?
Here's something that gets overlooked when people talk about epoxy application: the roller is working against the surface, not just the coating. Concrete has pores and texture. Wood has grain and can soak up material. Metal doesn't absorb much of anything, so the coating just sits there waiting for you to mess it up. That's why finding the best paint roller for epoxy isn't really a one-answer question. The roller that feels great on a garage slab might give you a lousy result on a steel door or a prepared wood surface. Same epoxy. Different job. Concrete Is Usually the Toughest Surface Start with a concrete floor that has been ground and you'll notice something pretty quickly. It isn't as smooth as it looked before preparation. There are tiny scratches, open pores and low areas all over the place. That's normal. Epoxy needs to get across that surface evenly, and the roller has to help with that. A cover with a bit more nap can be useful when the concrete ha...