How do I pick the right fan size and flowrate for my bathroom or kitchen?

For small toilets and en-suites you’ll usually be fine with a 100mm fan, you can see many 100mm options such as the Manrose XF100 series and Xpelair DX100 models. Larger bathrooms or kitchens benefit from 150mm or in-line fans because they deliver higher flowrates; there are 150mm models like the Xpelair DX150TS and in-line options such as the Airvent In-Line Mixed Flow. The product range shows most fans fall into the 20–30 litres/sec band, which suits most bathrooms, while kitchens or open-plan areas often need fans rated in the higher bands (51–70 litres/sec) for effective extraction. If you’re unsure, measure the room volume and aim for a fan that gives a high enough litres/sec to refresh the air quickly, larger room = larger diameter or an in-line unit.

How loud are these fans and how do I find a quiet model?

Noise is included in our range by decibel bands on many models; you’ll find very quiet fans in the 10–20 dB and 21–30 dB ranges, and noisier units above that. If silence matters, look at “Simply Silent” and “Quiet” ranges such as Xpelair’s Simply Silent DX100S or Vent‑Axia Silent models, which are marketed for low noise. Expect quieter fans to cost a bit more but deliver better comfort in bathrooms and en-suites. Also check whether the model is an axial or mixed-flow in-line fan, in-line mixed-flow units often run quieter for a given flowrate because the motor can be placed away from the room.

Which control type is best for my bathroom - timer, humidistat, continuous or motion sensor?

If you want automatic humidity response after showers, pick a humidistat or a combined humidistat and timer like the Xpelair DX100HTS; it switches on and runs until humidity drops. A simple timer model (many Manrose and Xpelair timer fans) is economical and keeps the unit running for a set period after use to clear moisture. Continuous or intermittent continuous-running fans are ideal if you need constant background ventilation, while motion sensors suit cloakrooms or utility rooms where you want the fan on only when the room is occupied. Choose based on how much automation you want: humidistat for humidity control, timer for simple run‑on, continuous for constant ventilation.

Which brand or range should I choose if you want the quietest bathroom fan versus the most powerful kitchen extractor?

For a whisper‑quiet bathroom you’ll find strong options in Xpelair’s Simply Silent range and Vent‑Axia’s Silent/Quiet ranges; these focus on low dB operation and come in common 100mm and 150mm sizes. For powerful kitchen extraction or larger wet rooms, look toward Vent‑Axia, Airflow and Airvent in-line or larger 150mm mixed‑flow models, which offer higher flowrates and robust performance. If budget is your priority, Manrose and some Airvent standard models provide good value for straightforward extraction needs. Match the range to the room size and required flowrate rather than brand alone.

Are there energy-efficient or low-carbon fan options and what are the benefits?

Yes, several ranges are explicitly low‑carbon or low‑energy, such as Lo‑Carbon Svara and Lo‑Carbon Vent‑A‑Light, which are designed to reduce running costs and electrical demand. These units use efficient motors and often offer features like timed or humidity control to avoid wasted running time, so your bills fall while ventilation remains effective. The trade‑off can be a slightly higher purchase price, but you save over time on electricity and may get steadier performance for continuous ventilation. If you run the fan frequently or have a continuous ventilation requirement, a Lo‑Carbon model is usually a sensible long‑term choice.

Page 2 of 2 Extractor Fans by Brand

manrose-100mm-in-line-chrome-kit-with-led-lamp-shower-ex

Manrose 100mm In-Line Chrome Kit with LED Lamp Shower Timer Controlled Extractor Fan - LEDSLCFDTCN

4.7

7 ratings

£79.26 inc
VAT

airvent-in-line-mixed-flow-fan-timer-controlled-extractor-fan-100mm-442826

£88.04 inc
VAT

Xpelair Simply Silent C6HTS 150mm Square Contour Extractor Fan with Timer and Humidistat

Xpelair Simply Silent Contour Timer and Humidistat controlled Square Extractor Fan 150mm - C6HTS

4.5

4 ratings

£99.99 inc
VAT

Save £16.14 | Was £116.13

Xpelair Simply Silent LV100HTS 100mm Low Voltage Square Extractor Fan

£104.40 inc
VAT

Airflow QuietAir QT100 Black Edition T Axial Extractor Fan

£106.74 inc
VAT

Save £10.79 | Was £117.53

Airflow iCON 30 100mm Extractor Fan - 72591601

4.9

10 ratings

£111.16 inc
VAT

vent-axia-silent-variable-speed-timer-and-humidistat-controlled-extractor-fan-100mm-vasf100htv

Vent-Axia Silent Bathroom Extractor Fan 100mm - Humidistat & Timer 479087

£113.56 inc
VAT

vent-axia-silent-continuous-running-humidistat-timer-controlled-100mm-extractor-fan-vasf100htc

Vent-Axia Silent Continuous Running Bathroom Extractor Fan 100mm - Humidistat & Timer 479089

4.8

4 ratings

£126.52 inc
VAT

Save £16.48 | Was £143.00

Airflow iCON60 150mm Extractor Fan - 72591701

5.0

3 ratings

£129.94 inc
VAT

Vent-Axia Lo-Carbon Svara Smart Bathroom Extractor Fan 100mm - White 409802

5.0

2 ratings

£135.00 inc
VAT

vent-axia-lo-carbon-svara-smart-bathroom-extractor-fan-100mm-black-496711

£26.00 inc
VAT

Airvent Timer Controlled Tile Extractor Fan 100mm - 442829

5.0

1 rating

£26.98 inc
VAT

Save £12.00 | Was £38.98

airvent-humidistat-controlled-extractor-fan-100mm-459294a

£54.26 inc
VAT

Airflow Aura 150mm Motion Sensor and Timer Controlled Extractor Fan - 9041354

£67.06 inc
VAT

vent-axia-silent-variable-speed-timer-controlled-extractor-fan-100mm-vasf100tv

Vent-Axia Silent Variable Speed Bathroom Extractor Fan 100mm - Timer 479086

5.0

2 ratings

£78.97 inc
VAT

Airflow Aventa Timer controlled in-line Shower Fan and Kit With Light 100mm - 9041408

5.0

10 ratings

£90.65 inc
VAT

Airflow QuietAir QT100 Black Edition MST Axial Extractor Fan

£177.54 inc
VAT

Vent-Axia PureAir Sense Smart Bathroom Extractor Fan 479460

5.0

2 ratings

£179.11 inc
VAT

Page 2 of 2 Extractor Fans by Brand

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62 results

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62 results

Manrose 100mm In-Line Chrome Kit with LED Lamp Shower Timer Controlled Extractor Fan - LEDSLCFDTCN

Airvent In-Line Mixed Flow Fan Timer Controlled Extractor Fan 100mm - 442826

Airflow QuietAir QT100 Black Edition B Axial Extractor Fan

Vent-Axia Silent Continuous Running Bathroom Extractor Fan 100mm - Timer 479088

Xpelair Simply Silent Contour Timer and Humidistat controlled Square Extractor Fan 150mm - C6HTS

Xpelair Simply Silent 100mm LV100HTS Timer & Humidistat Extractor Fan with Fitting Kit - Square

Airflow QuietAir Timer controlled 100mm Extractor Fan - 9041260

Vent-Axia Silent Timer & Humidistat Controlled Bathroom Extractor Fan 100mm - 477436B

Airflow QuietAir QT100 Black Edition T Axial Extractor Fan

Airflow iCON 30 100mm Extractor Fan - 72591601

Vent-Axia Silent Bathroom Extractor Fan 100mm - Humidistat & Timer 479087

Vent-Axia Silent Continuous Running Bathroom Extractor Fan 100mm - Humidistat & Timer 479089

Airflow iCON60 150mm Extractor Fan - 72591701

Vent-Axia Lo-Carbon Svara Smart Bathroom Extractor Fan 100mm - White 409802

Vent-Axia Lo-Carbon Svara Smart Bathroom Extractor Fan 100mm - Black 496711

Vent-Axia Lo-Carbon Vent-A-Light In-Line Bathroom Extractor Fan & LED Light Kit - Timer 441424A

Airflow QuietAir QT100 Black Edition HT Axial Extractor Fan

Airflow QuietAir Motion Sensor and Timer controlled 100mm Extractor Fan - 9041262

Airvent Low Profile Timer Controlled Extractor Fan 100mm - 431302

Airvent Timer Controlled Tile Extractor Fan 100mm - 442829

Airvent Humidistat Controlled Extractor Fan 100mm - 459294A

Airvent Timer Controlled Extractor Fan With Shutters 150mm - 426568

Xpelair Simply Silent Contour Pull Cord controlled Extractor Fan 100mm - C4PS

Manrose Quiet Timer Controlled 100mm Extractor Fan - CQF100T

Airflow Aura 150mm Motion Sensor and Timer Controlled Extractor Fan - 9041354

Vent-Axia Silent Variable Speed Bathroom Extractor Fan 100mm - Timer 479086

Airflow Aventa Timer controlled in-line Shower Fan and Kit With Light 100mm - 9041408

Airflow QuietAir QT100 Black Edition MST Axial Extractor Fan

Vent-Axia PureAir Sense Smart Bathroom Extractor Fan 479460

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