How to fix fault with my Sime 30HE boiler keeps cutting out?
Sime Format 100c 6yrs old?
sime 90 gas boiler ?
no hot water?
cant fill up sime boiler ?
Sime Halstead Trio 30/90 - Main Burners are taking too long to fire up?
i dont know how to higher the pressure on my sime boiler?
sime 100e boiler?
how do I fix my combi boiler, SIME FORMAT 80E?
sime boiler super format 100 keeps cutting out/please help?
Sime boiler?
got heating but no hot water ?