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yourbusiness.co.uk · 1,720 words · 2 images
Why is my boiler losing pressure? 6 causes and what to do
Most boiler pressure drops come from a leak in the system, a faulty pressure relief valve or a failing expansion vessel. Check the gauge, look for drips under radiators and around the boiler, and top it up to between 1 and 1.5 bar. If it keeps dropping, call a Gas Safe engineer.
1. A leak somewhere in the system
Even a slow drip from a radiator valve can lose enough water to drop the pressure over a few days. Start by checking under each radiator…