timer on my vokerera excell boiler does not go round, how do i fix it?
How can I sort my thermostat. Code: 20059643?
Vokera sorry ?
I have a vokera 24m gas boiler ?
I have a Vokera 24 that shows error code 07. can anyone help me fix it?
Vokera excell boiler needs topping up every couple of days ?
rads warm up when hot water turned on vokera unica 36 he?
my pressure on my boiler has gone?
how to ignite voker pilot light?