U.S. Industries, parent company of Jacuzzi and Zurn, announced an 11 percent increase in sales for the first quarter of fiscal year 2003, which ended Dec. 31, 2002. Total sales for the quarter were $281.3 million, compared to $254.4 million for the first quarter of fiscal year 2002. Sales in the bath and plumbing segment rose 12 percent to $255.2 million. Sales at Zurn increased 7 percent to $60.6 million.