Charlotte Pipe 4" Schedule 40 DWV PVC Closet Flange is designed for both commercial and residential use, ing a durable solution that will not break apart or fall down the drain pipe. This flange fits flush with the floor, making installation easier without the need to hold the knockout while hammering. It accommodates pipes with an inside diameter that can vary significantly and fits over 4-inch schedule 40 DWV pipe. The flange features 8 screw holes for secure attachment, ensuring a reliable and long-lasting fit. Model Number: