The Stream33 3 in x 4 in Closet Flange is crafted from durable PVC with a plastic ring and includes two slots for ease of installation. This versatile flange is designed to fit both 3"" and 4"" DWV (drain, waste, and vent) piping, making it a suitable choice for a wide range of residential and commercial plumbing applications. The inclusion of a test cap allows for easy system testing and setup, ensuring a secure and leak-free connection. Ideal for toilet installations, this closet flange provides a reliable foundation for any bathroom plumbing needs.