Thanks JPC. To remove the trv head, is it just a case of undoing the collar at the bottom and pulling it off? The trv looks like this http://www.plumbworld.co.uk/776-2960. Cheers.
Hi. I have a radiator that has sprung a leak at the base. It is dripping quite badly. Unfortunately, my usual plumber has gone on holiday and I have no real diy experience. I have closed what I believe is the lockshield valve (removed the white cover and turned the spindle clockwise with pliers...