Vaillant Boiler Heating Issues: Troubleshooting Guide
Twenty-seven drips per minute. That’s how fast the tap in Mrs. Ellis’s kitchen was leaking when I arrived—cold water, mind you, despite the radiators hummi…
Heating
Twenty-seven drips per minute. That’s how fast the tap in Mrs. Ellis’s kitchen was leaking when I arrived—cold water, mind you, despite the radiators hummi…