The 4" Cast Iron Cleanout with a 3-1/2" Heavy Countersunk Brass Plug from Braxton Harris is designed for efficient access to plumbing systems. This cleanout is constructed from durable cast iron, ensuring strength and longevity in various applications. The heavy countersunk brass plug provides a secure seal while allowing for easy access when needed. This cleanout meets industry standards for quality and performance, making it suitable for both residential and commercial plumbing systems. Its robust design ensures reliable operation, making it an essential component for effective plumbing maintenance.