Vokera excell boiler needs topping up every couple of days ?
vokera boiler not 2yrs old yet , wont work?
my pressure on my boiler has gone?
how can we fix our Vokera compact 29a lose presure ?
How can I sort my thermostat. Code: 20059643?
Faulty vokera boiler compact 25?
vokera 12-48rse?
I have a Vokera 24 that shows error code 07. can anyone help me fix it?
heating system?
Ignition failure on Vokera Vision C boiler?
how to ignite voker pilot light?
timer on my vokerera excell boiler does not go round, how do i fix it?