Thanxs plastic_man77. In the end I turned all the radiators off and this seems to of solved the problem, for now. Need to get someone out to check it out now!
My Combi Boiler (EuroCombi Ariston) keeps turning the rads on even thou it is only set to water. I did have the water set to continuas but have now changed it to normal. I had it on continuos cause it seemed to warm the water quicker. It has happened twice now and would like to know a) is this a iss...