Bathroom fan stays on when the light is off

New extractor fan went in with the bathroom a few weeks ago and it carries on running for ages after we turn the light off. Is that just how they work or is something wrong here?

Asked by Claire Kate on 6th Sep 2026
Expert Trade Answers
"They’ve an overrun timer that continues for a set time once the light is switched off to reduce the amount of condensation etc for the room"
Answered on 6th Sep 2026 - Member since Mar 2023 - report
"Depends on how it’s wired and if it has a timer.. etc etc"
Answered on 6th Sep 2026 - Member since Jun 2024 - report
"Hello, this is normal the fan has a overrun timer it can be adjusted."
Answered on 6th Sep 2026 - Member since Nov 2024 - report
"There are controls inside the unit to reduce the amount of time ,"
Answered on 6th Sep 2026 - Member since Jun 2019 - report
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