Fitting and design
Where the extractor fan should really go
Worth checking on site
Rigid or semi-rigid duct with minimal bends, sealed at the terminal, moves far more air than a long concertina flexible run.
At a glance
- Put the fan on the opposite side of the room from the door so incoming air sweeps across the wet zone before being extracted.
- Rigid or semi-rigid duct with minimal bends, sealed at the terminal, moves far more air than a long concertina flexible run.
The detail that matters
- Put the fan on the opposite side of the room
- from the door so incoming air sweeps across the wet zone before being extracted.
- Rigid or semi-rigid duct with minimal bends
- sealed at the terminal, moves far more air than a long concertina flexible run.
Your questions answered
Is a timer overrun worth it?
Yes. Most humidity leaves in the minutes after the shower stops, when the fan would otherwise be off.
Can a fan duct into a loft?
No, it must terminate outside, or the loft becomes the condensation problem.
Rather speak to someone than fill in a form?
Ring during the working day and you will get an answer from the person who would be on site, not a call centre.