British Gas have I believed updated their web site and the links to that product are no longer there.
One alternative that I am aware of is:
http://www.myson.co.uk/WallstripInformation.html
Discreet and smart, the Wallstrip perimeter heating system is the ultimate solution to to eliminating cold spots in any size of room, whether it be a waiting room, conservatory or office.
For information on your nearest stockist, please contact the Myson Sales Office on 0191 4917530 or email
Sales@Myson.co.uk
Because of its design its not very "tall" and will fit underneath the internal cill of most low level dwarf walls in a conservatory.
While perhaps not the size you need another alternative is electric heating - see
http://www.easy-heat.co.uk
Finally, I think I should point out that one of the conditions for conservatories not requiring building regulation approval is
The conservatory / extension is not permanently heated! Some confussion as to what that really means - in the main I believe that means any radiator within the conservatory is controllable, ie can be shut of from the rest of the system. See
http://www.sefton.gov.uk/techservice...ol/BLDCONS.htm
best wishes
cwgod aka Tina D