Hi
I have a vizo 24 boiler. the pressure was reading at 1 bar. i bled a radiator and the pressure dropped to zero. what do i do to get the pressure back up?????
?
I have a vizo 24 boiler. the pressure was reading at 1 bar. i bled a radiator and the pressure dropped to zero. what do i do to get the pressure back up?????
?