4 Brass Countersunk Cleanout Plug-USAThe 4 Brass Countersunk Head Cleanout Plug USA is a durable, low profile plumbing component designed to seal cleanout openings in drainage, waste, and vent (DWV) systems while providing easy access for maintenance and cleaning. Its flush, countersunk head design ensures a smooth surface, making it ideal for installations in high traffic areas, such as sidewalks, driveways, and commercial flooring. Facilitates both routine maintenance and emergency