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We have 15 questions about mending 'glow-worm 70ff'
I have a 30cx glowwarm that is showing F4 as fault.I have no hot water?
GS 24i junior boiler timer broken?
My central heating is not working?
Which way to turn slotted screw to adjust water pressure up on a glow worm ?
Home heating systems?
How to fix glow worm 18 hxi ?
Is it normal that the flame is burning all the time?
BMU error code?
My radiators not heating up?