Manrose WF100H is a 100mm (4″) window-mounted bathroom extractor fan featuring adjustable humidity control and an integral run-on timer.
Part of the Manrose domestic ventilation range, this fan is designed for use in bathrooms, toilets, utility rooms, and similar areas where effective moisture control is required. The fan automatically activates when humidity levels rise and continues to run for a set period once levels return to normal.
Quiet and efficient, the WF100H provides an impressive extract rate while maintaining low noise levels. The unit is manufactured from high gloss ABS thermoplastic for strength, durability, and easy cleaning.
- 100mm (4″) window mounted extractor fan
- Adjustable humidity control (40% – 95% RH)
- Integral adjustable run-on timer (1–20 minutes)
- Quiet and efficient operation
- High gloss ABS thermoplastic construction
- Designed to comply with Building Regulations (F1)
Stock information: 8 units in stock.
Manufactured by Manrose, a trusted UK ventilation specialist.





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