Self-Drain Opening Port - 6-3/4in. x 9-3/4in. x 16-3/4in. Frame - White with Clear Lens

Designed with drain molded on inside of spigot. Promotes drainage without angle cuts in hull. Allow for thru-bolting. Seats tightly against gasket and lens omitting internal water retention ledge. No water fall when opening after a rain. Ideal for mounting where installation is within 15Deg. of vertical or where no drain is necessary. Patented. All self-drain ports have a white body and a clear window. 1in. spigot.