How to increase water pressure in SIME format 34 boiler?
what to buy?
sime boiler super format 100 keeps cutting out/please help?
Sime Halstead Trio 30/90 - Main Burners are taking too long to fire up?
how do i know the time is right on my boiler?
how can i fix my sime boiler 80c ?
My sime super 90 has developed a delay in igniting?
how can i fix a sime 80 friendly combi boiler?
i dont know how to higher the pressure on my sime boiler?
How can I fix my Sime Ecomfort boiler?
How to fix fault with my Sime 30HE boiler keeps cutting out?
Sime thermostat?