Aqua Coat Clear Grain Filler gets rave reviews as the best pore filler to enhance the beauty of wood. Paul Levine of Levine Handcrafted Guitars says that he had used clear epoxy before, however, our Grain Filler dries much faster than epoxy. He hasn't had any problems with shrink back and it is much easier to sand. Paul says saving time and less work has made Aqua Coat his go-to pore filler. See some of his work below.