Another question please: do you have any thoughts about the two auto vents already on the system?
They are sited at floor level on 2nd floor, 1.4mtrs above top valve of towel rail/rad that collects air/gas but 0.6 mtrs below tops of rads on 2nd floor.
Should these auto vents actually...
Thanks for your quick advice.
I'll have to wait a few days to get enough 'air' collected to test burn.
BUT your comments caused me to reconsider if I have added enough Fernox to the system and I think probably not.
There has not been a regular checking of the water/gas of the...
My CH system is 9 years old, it has an MHS condensing boiler.
The boiler is serviced annually by an industrial engineer experienced with the installation/maintenance of this type of MHS boiler.
There are 22 rads plus towel rail. The bathroom ladder towel rail on first floor continuously...