JM Eagle, fighting a whistle-blower’s claim that it delivered defective PVC pipes to government utilities across the nation, said Monday that it would extend one-year warranties on its products to 50 ...

The U.S. Department of Justice is investigating allegations of price fixing in the PVC pipe market. Otter Tail Corp., a publicly traded company that owns PVC pipe makers Northern Pipe Products Inc.

The Erie County Water Authority in Buffalo, N.Y., has filed a proposed class action lawsuit against municipal PVC pipe producers alleging illegal collusion to increase prices. The lawsuit filed Nov. 8 ...

The flames and deadly black smoke that billowed high over a small town on the Ohio and Pennsylvania border Monday were an acute reminder of a type of commonly used plastic with a particularly ...