Vokera excell boiler needs topping up every couple of days ?
how can I fix my Vokera linea 24 Combi?
rads warm up when hot water turned on vokera unica 36 he?
Boiler age?
my pressure on my boiler has gone?
Vokera boiler on constantly. Room stat showing unknown code. ?
How can I sort my thermostat. Code: 20059643?
how can we fix our Vokera compact 29a lose presure ?
Vokera sorry ?
vokera 12-48rse?
I have a Vokera 24 that shows error code 07. can anyone help me fix it?
no hot water/heating?