Manrose Extractor Fan + Timer 4″

The Manrose 4″ Extractor Fan with Timer offers a reliable and complete ventilation solution for domestic applications, such as bathrooms, toilets, and utility rooms. This fan comes packaged as a convenient wall-mount installation kit that includes ducting and an external grille, making it ideal for straightforward DIY or professional installations.

Designed for efficient moisture and odour control, this axial fan moves up to 85 cubic metres of air per hour and operates at a modest noise level of 41 dB(A). The integrated timer allows for post-use operation, helping to prevent condensation and damp-related issues.

Key Features

Integrated Adjustable Timer:
Continues to run for a set period after the switch is turned off. The timer duration can be adjusted between 1 and 20 minutes.
High Airflow Performance:
Delivers 85m³/hr (23 litres/second), suitable for small to medium rooms.
Complete Kit:
Includes all essential components for wall mounting: fan, ducting, and external gravity grille.
Low Noise Operation:
With a sound level of just 41 dB(A), it provides quiet yet effective ventilation.
Durable Construction:
Made from flame-retardant ABS thermoplastics for long-term reliability.
Gravity Louvre Grille:
Helps prevent backdrafts and the entry of insects or debris when the fan is off.

Technical Specifications

Feature	Description
Fan Type	Axial, single-speed
Duct Size	100mm (4 inch)
Airflow	85 m³/hr (23 litres/sec)
Sound Level	41 dB(A)
Voltage	220–240V AC, 50Hz
Power Consumption	Approx. 15W
Timer Function	Adjustable from 1 to 20 minutes
IP Rating	IP24
Material	Flame-retardant ABS
Mounting Type	Wall only
Colour	White
Warranty	3 years

Applications

Bathrooms and en-suites
Toilets and cloakrooms
Utility and laundry rooms
Light-use kitchens

Installation Guidance

Mounting: For wall installation only. Not suitable for ceilings.
Wiring: Requires switched live and neutral. Installation should be carried out by a qualified electrician.
Ducting: Suitable for short duct runs through an external wall.
External Grille: Gravity louvre design prevents draughts and ingress of external particles.

Maintenance

To maintain efficiency:

Wipe clean the grille and fan blades every 3–6 months.
Ensure ducting is unobstructed and properly connected.
Clean only with a soft cloth. Avoid solvents or abrasive materials.

Frequently Asked Questions

Q: What is the purpose of the timer?
A: The timer allows the fan to keep operating for a set duration after the switch is turned off, ensuring all moisture and odours are fully extracted.

Q: Can I use this in the ceiling?
A: No, this model is designed for wall mounting. For ceilings, use a fan rated for ceiling installation.

Q: Is this model suitable for bathrooms?
A: Yes, it is suitable for zone 3 or areas outside of splash zones. For use directly above a bath or shower, choose a fan with a higher IP rating (such as IPX5).

Q: Does the fan come with everything I need?
A: Yes. The kit includes the fan, aluminium ducting, and external gravity grille.

Warranty Information

This product comes with a 3-year manufacturer’s warranty, covering defects in materials or workmanship under normal domestic use. The fan motor is rated for a minimum of 30,000 hours of continuous operation.