Rockwool

Remuneration Information • Sep 23, 2013

Release no. 9 – 2013 To NASDAQ OMX Nordic Exchange Copenhagen A/S This is a translation of the Danish version. Only the Danish version is legally binding.

ROCKWOOL International A/S Hovedgaden 584, Entrance C DK-2640 Hedehusene Phone: +45 4656 0300 www.rockwool.com Danish CVR no: 54879415

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23 September 2013

New stock option plan

Based on decision by the Board of Directors and in accordance with the remuneration policy adopted at the Annual General Meeting 2012 of ROCKWOOL International A/S, the company has today granted new stock options to a group of 60 key employees consisting of Group Management and other senior managers in leading positions.

The objective is to improve the company's ability to retain key employees deemed as particularly crucial for the future strategic development of the ROCKWOOL Group.

Based on the stock option program for 2013, the employees may acquire a total of 110,000 Bshares (hereof 15,300 phantom shares) of a nominal value of DKK 10.00 of which Group Management may acquire 38,250 B-shares.

The exercise period is 23 September 2016-22 September 2021 and the exercise price per share is 900, equal to the weighted average of all trades in a period of three weeks prior to the grant.

The Black and Scholes value amounts to DKK 19.7 mill.

Further information: CFO Gilles Maria

ROCKWOOL International A/S +45 46 56 03 00