![WATCH: PB Plumber 60-second fault finding #1](https://phpionline.co.uk/wp-content/uploads/pbplumber-shorts1-220621.jpg)
60-second fault finding on a callout to a combi boiler with poor hot water performance, but with the central heating working ok…
60-second fault finding on a callout to a combi boiler with poor hot water performance, but with the central heating working ok…