Boiler making noise

My boiler has started making banging or gurgling sounds. What could be causing this and is it something to worry about?

Asked by June on 22nd Oct 2025
Expert Trade Answers
"Hi it could be one of two things sounds like the boiler is either low on pressure or heat exchanger is blocked many thanks Wayne"
Answered on 22nd Oct 2025 - Member since Jan 2019 - report
"It could be a number of things. I would recommend to get an engineer as soon as possible to get it checked before it cause more damage and cost a fortune to repair"
Answered on 22nd Oct 2025 - Member since Dec 2024 - report
"The gurgling probably air in system and pump might be worn is it combi or heat only or system boiler vented or unvented"
Answered on 22nd Oct 2025 - Member since Mar 2019 - report
"You have water in your heat exchanger. The water is blocked down the condenser trap or condense pipe. This is meat boiler haven't been serviced from a long time."
Answered on 22nd Oct 2025 - Member since Oct 2025 - report
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