Pursuant to the decision of Uponor Corporation's Board of Directors, announced on 26 April 2007, the cancellation of 16,500 shares held by the company has been registered with the Finnish Trade Register today. Following the cancellation the number of shares in the company is 73,206,944. The cancellation has no effect on the share capital of the company. For additional information, please contact: Pekka Holopainen, General Counsel, tel. +358 (0)20 129 2835 Uponor Corporation Communications Tel. +358(0)20 129 2854 DISTRIBUTION Helsinki Stock Exchange Media www.uponor.com