Net Asset Value(s)

Caledonia Investments PLC
05 April 2007

Caledonia Investments plc


Unaudited net asset value per share at 31 March 200

Caledonia Investments plc ('Caledonia') announces that its unaudited net asset
values per ordinary share as at 31 March 2007 were 2283p (undiluted) and 2258p
(diluted), before the deduction of a final dividend to be proposed by the
directors in relation to the year then ended.

The monthly reported net asset values per ordinary share, together with
performance statistics and information on the valuation of principal
investments, are now available on Caledonia's website at www.caledonia.com.


                                                                   05 April 2007




Caledonia Investments plc

Tim Ingram                                  Tel: [phone]
Jonathan Cartwright

College Hill Associates

Tony Friend                                 Tel: [phone]
Roddy Watt





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