ProSource 4 in. x 4 in. Flexible Hub Donut

The ProSource 4 in. x 4 in. Flexible Hub Donut is designed for compression sealing of sewer pipe joints and drain, waste, and vent (DWV) connections such as sockets, bells, hubs, and spigots. It offers a dependable, easy-to-install solution for non-pressurized gravity flow plumbing applications. Constructed from durable PVC material, this flexible donut ensures a secure seal to prevent leaks in drainage systems. Please note that this product is not intended for use on pressurized plumbing systems.