Vokera excell boiler needs topping up every couple of days ?
vokera boiler not 2yrs old yet , wont work?
how can we fix our Vokera compact 29a lose presure ?
How can I sort my thermostat. Code: 20059643?
how to ignite voker pilot light?
vokera boiler no heat but 2nd pipe from the left is red hot?
I have a Vokera 24 that shows error code 07. can anyone help me fix it?
Vokera mynute 35e fault code 08 what is problem?
Max pressure?