How to connect PVS pipe to Cast Iron Pipe using Fernco Coupling - YouTube
Alpha HDPE — ROMAC INDUSTRIES
Cast iron pipe to PVC / PE connections [Hawle Syno2000] - YouTube
EBAA Iron, Inc. - Leaders in Pipe Joint Restraint and Flexible Expansion Joints
Stainless Steel Shielded Transition Couplings
The Plumber's Choice Shielded 1-1/2 in. Transition Coupling Connects Cast Iron, Plastic, or Steel to 1-1/2 in. Copper or 1-1/4 in. Plastic H-38337 - The Home Depot
How Can I Connect Other Materials to Ductile Iron Pipe? - McWane Ductile - Iron Strong