Our Businesses Kohler plumbing products mean beautiful form as much as reliable function. Kohler's eleven manufacturing facilities in North America produce a wide range of plumbing products for homes and business throughout the world. The largest of these is still Kohler, Wisconsin, where the company operates a vitreous china pottery, a cast iron foundry and enamel shop, a faucet manufacturing operation, and a 200-acre plumbing distribution center. Vitreous china, fiberglass and acrylic plumbing products are also manufactured at facilities in Spartanburg, South Carolina, and Brownwood, Texas. With manufacturing locations in Shanghai, Beijing and Foshan, Kohler China Ltd has become the image leader and distributes the full line of Kohler plumbing products throughout the People's Republic of China.