If it was the plumbers ball valve that was installed he should replace it.
EDIT: just see the ball valves been installed for 2 years, no claim and he shouldn't replace it.
Get BG out to fix the boiler, the advice given by gas guru is very good
EDIT: just see the ball valves been installed for 2 years, no claim and he shouldn't replace it.
Get BG out to fix the boiler, the advice given by gas guru is very good
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