A combi boiler’s pressure is crucial to maintaining a smooth operation of your heating and hot water system. If the pressure isn’t within the safe zone, then problems will arise. Too high, and it will ...

According to EDF Energy, there are a number of reasons why your boiler pressure may be too high. You may have accidentally put in too much water when trying to correct low pressure. You may have also ...

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Properly caring for a boiler pressure vessel and its associated refractories is important to ensure the longevity and reliability of the system. In addition to routine maintenance, it is critical to ...

Boiler pressure is too high when the gauge dial reaches the 'red zone' (Getty) (Image: Getty) Your boiler pressure is too high when the gauge dial has gone into the 'red zone' (bar three or above) and ...