what to buy?
i dont know how to higher the pressure on my sime boiler?
Sime swithes itself off/on all the time?
how do i know the time is right on my boiler?
how can i fix a sime 80 friendly combi boiler?
heating system?
got heating but no hot water ?
how can i fix my sime boiler 80c ?
manual for sime super 10 year old combi boiler?