How can I sort my thermostat. Code: 20059643?
how can we fix our Vokera compact 29a lose presure ?
wiring a nest heat link to a vokera 25 he compact ?
water drips from overflow?
my pressure on my boiler has gone?
rads warm up when hot water turned on vokera unica 36 he?
Vokera Maxin 28e combi boiler, DHW runs hot and cold?
vokera 12-48rse?
timer on my vokerera excell boiler does not go round, how do i fix it?
Max pressure?
Vokera excell boiler needs topping up every couple of days ?
vokera boiler no heat but 2nd pipe from the left is red hot?