Quick view Fernco 6" Flexible Chemical Coupling (PL/CI/DU/DI/GL) CC180G Compare $321.96 Fernco Chemical Couplings provide a flexible and watertight connection on drainage systems that require a high chemical resistance to a wide range of chemicals. Manufactured to meet specific site requirements, Fernco Chemical Couplings withstand... Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List