Royal Group Inc. has opened a PVC pipe factory — its seventh pipe plant in North America — as officials anticipate growing demand. The plant, located at Royal's headquarters campus in Woodbridge, ...

Houston-based Westlake Corp. is launching a new product in the United States — molecularly oriented PVC (PVCO) pipe — and will manufacture it at a new 190,000-square-foot plant in Wichita Falls, Texas ...