Uponor has today closed the deal, announced on 9 May 2008, concerning the divestment of its UK and Irish infrastructure business to 3i, Europe's leading mid-market private equity company, and funds managed by 3i. The net sales of the divested business was EUR 169.1 million in 2007,employing a staff of 470 persons. The enterprise value of the deal amounted to GBP 100 million, giving Uponor a sales gain of nearly EUR 50 million. Uponor Corporation Tarmo Anttila, Vice President, Communications Tel. +358(0)20 129 2852 DISTRIBUTION Helsinki Stock Exchange Media www.uponor.com