Hi Tony, thanks for the quick reply. Did you mean DHW, if so then the domestic hot water is ok but i do have to turn the pressure down on the taps to get piping hot water ! As for a blockage in the pipes i can't really tell but i know that when i drain the system and refill it again i can hear...
Can anybody help me with the problem of all my radiators running cold !
I have a worcester 24cdi boiler and as my rads have been going cooler over a period of about a year i decided to change them and also all the valves as i suspected them of being bunged up with gunge. However the result is...