Hi,
I'm just replacing my low lvel wc with a new one and seem to have a leaking flush cone (the bit where the flush pipe connects to the toilet).
The flush cone looks like this...
http://www.screwfix.com/search.do;jsessionid=DCW1E2KLDHG0KCSTHZOSFEY?_dyncharset=UTF-8&fh_search=flushcone...