Fernco 1004-44 4" x 4" Concrete to Concrete Flexible Coupling
This Fernco 4 in. x 4 in. flexible PVC Coupling is manufactured for drain, waste and vent pipes. This model fits Concrete pipe to the same. It features durable construction that's designed to be unaffected by soil conditions. Band slots offer great flexibility and the adapter includes 300-series stainless-steel clamps.