The 3" X 4" PVC Flat Fit Closet Flange with Swivel Ring and Knockout is a crucial component for toilet installations. This flange is designed to provide a secure and stable connection between the toilet and the waste pipe. Made from durable PVC, it offers excellent resistance to corrosion and wear. The swivel ring allows for easy alignment during installation, while the knockout feature provides flexibility for various plumbing configurations. This closet flange meets industry standards for plumbing fixtures, ensuring reliable performance in both residential and commercial settings. Upgrade your toilet installation with this high-quality flange.