how can i fix a sime 80 friendly combi boiler?
sime friendly format 80e?
Sime Friendly BF combi - no htg no dhw?
how do i know the time is right on my boiler?
My sime super 90 has developed a delay in igniting?
sime 90 gas boiler ?
how can i fix my central heating boiler?
My sime super 90 has developed a dely in igniting?
Overflow leak?
how can i fix my sime 80c combi ?
Heating timer?
sime boiler super format 100 keeps cutting out/please help?