AERATOR FILTER DOME (T-H MARINE)

Protects your aerator pump from debris in the water. 2-piece filter mounts without fasteners by placing the base under a thru hull flange or aerator pump snout. Twist/locks on and off easily. Works well as a screen for overflow drains. Mounts behind standard thru-hulls. For 3/4\" thru-hull or pump.