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Knightsbridge White IP45 100mm/4 inch Extractor Fan with Overrun Timer and Humidistat
MLAEX1THWH
5056270855715
Free Delivery on orders over £100
Description
White 100mm humidistat extractor fan with selectable humidity thresholds, overrun timer and interval functions. IP45 protection and low noise operation for bathroom moisture control.
£60.82
£50.68
In stock
EX1THWH – White ventilation for your home
Choose the Knightsbridge EX1THWH when you want bathroom ventilation that responds to humidity as well as offering timed extraction. This white 100mm (4 inch) extractor fan combines a humidistat with selectable overrun settings, making it a practical choice for rooms where showers create regular moisture build-up.
Humidity and timer control
Humidity settings of 60%, 70%, 80% or 90% RH allow the response threshold to be configured. Overrun options are 1, 5, 15 or 30 minutes, with additional interval settings of 4, 8, 12 or 24 hours. Airflow is 24 litres per second (approximately 87m³/h), with a noise rating of 28.5–30dB at 3 metres.
Technical specifications
| Manufacturer reference | EX1THWH |
|---|---|
| Finish | White |
| Nominal fan size | 100mm / 4 inch |
| IP rating | IP45 |
| Supply | 230V, 50Hz |
| Power | 9.7W |
| Airflow | Approximately 87m³/h (24 l/s) |
| Noise level | 28.5–30dB at 3m |
| Overrun timer | 1 / 5 / 15 / 30 minutes |
| Fascia height × width | 157.6 × 157.6mm |
| Projection | 49.9mm |
| Recessed depth | 78.5mm |
| Cut-out diameter | 102mm |
| Electrical class | Class II, double insulated |
| Manufacturer warranty | 3 years |
Installation and suitability
Designed for wall or ceiling mounting with short duct runs. The built-in backdraught kit helps restrict reverse airflow. Confirm the duct route, mounting dimensions and wiring requirements before ordering. Installation should follow the manufacturer’s instructions.
| SKU | MLAEX1THWH |
|---|---|
| Brand | MLA-Knightsbridge |
| EAN (GTIN) Code | 5056270855715 |
| Product Size | 100mm |
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