Fernco Flexible PVC Coupling, 4 In. x 2 In. is a durable and versatile coupling designed to connect clay, cast iron, or plastic pipes in sewer and drain, water, and vent piping applications. Crafted from a tough elastomeric PVC compound that meets ASTM No. D5926 standards, this coupling ensures strength and reliability for your plumbing needs. It excellent resistance to chemicals, ultraviolet rays, fungus growth, and normal sewer gases, making it suitable for a wide range of environments and weather conditions. The corrosion-resistant and rust-proof stainless steel clamps provide a secure and long-lasting connection between pipes. This flexible and durable coupling is an i solution for various piping projects requiring dependable performance. Model Number: P1056-42