Net Asset Value(s)

Caledonia Investments PLC
05 October 2007



Caledonia Investments plc

Unaudited net asset value per share at 30 September 2007


Caledonia Investments plc ('Caledonia') announces that its unaudited net asset
values per ordinary share as at 30 September 2007 were 2237p (undiluted) and
2212p (diluted), before deduction of an interim dividend.

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


5 October 2007


Enquiries:


Caledonia Investments plc                             Tel: [phone]
Tim Ingram
Jonathan Cartwright

College Hill Associates                               Tel: [phone]
Tony Friend
Roddy Watt





                      This information is provided by RNS
            The company news service from the London Stock Exchange