Total Voting Rights

KleenAir Systems International Plc (the 'Company')

                               Total Voting Rights

30 March 2007

Following   the  allotment of 882,500 Ordinary 1p Shares in  the   Company,   as
announced   on  23  March 2007, and in accordance with  the  Financial   Service
Authority's Disclosure and Transparency Rules, the Company hereby announces that
it has 19,805,984 Ordinary Shares of 1p each in  issue,  each share carrying the
right to one vote. The Company does not hold any shares in Treasury.

The  above  figure of 19,805,984 Ordinary Shares may be used by shareholders  in
the Company 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,  the  share  capital of the Company under the Financial Service  Authority's
Disclosure and Transparency Rules.


Enquiries:


Peter Newell                         07786 333046
[e-mail]

Nick Harriss                         020 7512 0191
ARM Corporate Finance Ltd