Total Voting Rights

KINGSPAN GROUP PLC

Voting Rights and Capital

Transparency Directive

1 September 2020

We would like to notify the market of the following change to the capital of the Company as at 31 August 2020:

The Company's capital consists of 183,261,947 ordinary shares with voting rights. The Company holds 1,784,219 ordinary shares in Treasury.

Therefore, the total number of voting rights in the Company is 181,477,728.

The above figure 181,477,728 may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, Kingspan Group plc under the Disclosure and Transparency Rules.

For further information please contact:

Lorcan Dowd

Company Secretary

+ 353 (0)42 9698000