Sioux Chief 4 in. PVC Floor Drain is designed to fit seamlessly inside Schedule 40 DWV pipe cut flush to the floor, making it an i solution for direct vent furnaces and water heaters or for covering any open-ended pipe. This durable floor drain solvent welds securely inside the pipe, providing a flush finish to the floor. It features a 2-3/8" plastic strainer and is constructed as a convenient one-piece unit, for bulk applications. This product a reliable and easy-to-install drainage option for various plumbing needs.