Faulty timer on boiler & leaking wc cistern - Plumbing job in Golders Green, North London

Job description

Arista Combi boiler - the timer is losing 4 hours a day - replace or repair?

Separately, the WC cistern overfills and then leaks through the handle - only a drip every few minutes but it builds up of course.

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Feedback for Christopher Mason

Chris quoted clearly without needing to inspect, came and did the job as promised with ease and speed well within his quotation.
I would use him again.
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