Fernco P1056-415 4-Inch to 1-1/2-Inch Flexible Reducing Coupling With Clamp Product Description Fernco P1056-415 4-Inch by 1-1/2-Inch Flexible Coupling With Clamp From the Manufacturer Fernco Flexible Couplings have found wide acceptance among sewer and plumbing contractors and municipalities because of their quality and ease of installation. Fernco couplings are used for all types of in-house and sewer connections: drain, waste, vent piping, house-to-main, repairs, cut- ins, conductor, roof drains and increasers-reducers. Features Flexible Coupling Compatible with cast iron, plastic, copper, lead, and steel piping Flexible Connectors are Leak-Proof, Rot-Proof and Sealed Against Infiltration and Exfiltration May be used for non-pressure drain, waste, and vent (DWV) piping systems and sewer systems indoors and outdoors Proudly Made in USA USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.