rads warm up when hot water turned on vokera unica 36 he?
Ignition failure on Vokera Vision C boiler?
Max pressure?
Boiler age?
vokera boiler not 2yrs old yet , wont work?
vokera boiler no heat but 2nd pipe from the left is red hot?
How can I sort my thermostat. Code: 20059643?
Vokera boiler on constantly. Room stat showing unknown code. ?
Vokera mynute 35e fault code 08 what is problem?