i was sent this today on an email and thought it may be of use to someone unfortunatly it was sent as a pdf file but its to large to put on here so i've pasted and copied the relevant information.
http://www.talk.electricianforum.co.uk/attachment.php?attachmentid=113&stc=1&d=1239824847
HSEQ Alert 001 Convector Heaters _2_ (2).txt
http://www.talk.electricianforum.co.uk/attachment.php?attachmentid=113&stc=1&d=1239824847
HSEQ Alert 001 Convector Heaters _2_ (2).txt