NEW RAD WONT STAY HOT Help and information on all topics relating to your central heating, air conditioning and ventilation issues.

[AM77]

HAD NEW RAD FITTED IN CONSERVATORY BRANCHED OFF FROM LIVING ROOM. IT WONT STAY HOT FOR MORE THAN AN HOUR. HAVE FLUSHED,BALANCED,CHANGED VALVES RAN OUT OF IDEAS HELP

[Steve the gas]

Hi,

You did not mention bleeding the rad,but from what you said has been done I do think you have bled it.
IMO it needs balancing more, throttle all rads down to just a little open, then see what happens, then steadily open up others a bit more.

Hth