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Boiler pressure guides
Checks you can do yourself before you ring anyone, written in plain English. None of them replaces a survey, but each one makes the phone call shorter and the quote more accurate.
7 minute read
Boiler losing pressure but no visible leak? Where the water goes
The five places the water usually goes when nothing in the house is wet, the two you can rule out yourself in ten minutes, and a table for reading the gauge.
5 minute read
How to repressurise a boiler, and when it is telling you something
Topping up through the filling loop, step by step, what pressure to aim for, and how often is too often.
6 minute read
Boiler low pressure fault codes: F22, F1, E119 and F75 explained
What the common codes mean on Vaillant, Ideal, Baxi and Potterton boilers, what you can safely try, and what it means when a code keeps coming back.
5 minute read
Central heating leak sealer: what it does, and why it makes the leak harder to find
How sealer works, what it can do to the boiler, and what to tell the office if you have already used it.
Done the checks and it is still dropping?
That is the point to call. Tell the office what you found; it goes straight into the quote and the engineer's plan for the day.
- Monday to Friday, 7:30am to 6:30pm
- Calls reach ADI Leak Detection's office in High Wycombe. Engineers cover England, Scotland and Wales.