Mat Brown
do you have a combination boiler? if not then its probably the three port valve that has failed if you have there could be a number of factors and it will need a competent engineer to fault find the issue
Radiators not working
Posted by waine hartman, on
Hot water working, radiators not hot
John Gardener
Have you tried bleeding all the radiators in the house? Any trapped air in the system could be causing the radiator not to warm correctly.
