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100mm Extractor Fan with Overrun Timer - White

£1899
The RRP is the manufacturer's recommended retail price of the item.
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Description

The Knightsbridge EX001T is a 100mm extractor fan with an adjustable overrun timer set between 2 and 30 minutes, designed for wall or ceiling installation in bathrooms, kitchens and WCs. The 74m³/hr extraction rate (20.55 litres per second) removes moisture and odours from typical 2-4m² bathrooms and small utility rooms, while the 35dBA noise level at 3m keeps mechanical noise low during operation.

The overrun timer continues extracting after the light or isolator switch is turned off, ensuring moisture is fully cleared from bathrooms and steam is removed from kitchens after cooking finishes. The timer dial on the fan body sets the duration between 2 and 30 minutes depending on room size and moisture levels. Installation requires a 100mm circular cut-out in the wall or ceiling, with the fan body recessing 63mm behind the surface and the white polycarbonate grille adding 22mm projection from the wall once fitted.

The double-insulated Class II construction requires no earth connection, simplifying wiring where earthing is not readily available. The IPX2 rating allows use in bathrooms outside the direct spray zones (zones 0, 1 and 2). The fan meets Building Regulations Part F (ventilation) and Part L (energy efficiency) and carries BS EN 60335 certification. The Specific Fan Power (SFP) of 0.44 indicates low energy draw relative to the extraction rate delivered.

Specification
Height 158 mm
Width 158 mm
Projection 22 mm
Recessed Depth 63 mm
Cut-out Diameter 100 mm
Construction Polycarbonate
Finish White
Class II
IP Rating IPX2
Primary Voltage 230V 50Hz
Earth Terminal No
Noise Levels 35dBA @ 3m
Warranty 3
Frequently Asked

What does the overrun timer do?

The overrun timer keeps the fan running for 2-30 minutes after the light or isolator switch is turned off. This ensures moisture and odours are fully extracted from the room after you leave. The timer is adjustable via a dial on the fan body.

Can it be used in bathrooms?

Yes. The IPX2 rating allows use in bathrooms outside the direct spray zones (zones 0, 1 and 2). It should not be installed directly above a bath, shower or washbasin where direct water spray could reach the fan grille.

What size room does it suit?

The 74m³/hr extraction rate suits typical bathrooms of 2-4m² and small kitchens or WCs with similar volumes. For larger rooms or higher moisture output, a higher-capacity fan may be needed.

Does it need an earth connection?

No. The double-insulated Class II construction requires only live and neutral connections. This simplifies wiring where earthing is not readily available at the installation point.

Shipping & Returns

Free worldwide delivery

Free worldwide delivery on all orders over £99. International orders for third-party brand products may be subject to an additional courier surcharge based on volumetric weight, particularly on larger lighting fixtures — if a surcharge applies, our team will email you with the amount before dispatch and you can proceed or cancel for a full refund. See full delivery terms.

Returns

30-day returns window from delivery. As all our products are electrical or lighting goods, returned items must be inspected and recertified by a qualified electrician before resale — the cost of this inspection (25–40% of the item value) is deducted from your refund. Customers pay return shipping. Made-to-order, special-order and clearance items cannot be returned. See full returns policy.

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Description

The Knightsbridge EX001T is a 100mm extractor fan with an adjustable overrun timer set between 2 and 30 minutes, designed for wall or ceiling installation in bathrooms, kitchens and WCs. The 74m³/hr extraction rate (20.55 litres per second) removes moisture and odours from typical 2-4m² bathrooms and small utility rooms, while the 35dBA noise level at 3m keeps mechanical noise low during operation.

The overrun timer continues extracting after the light or isolator switch is turned off, ensuring moisture is fully cleared from bathrooms and steam is removed from kitchens after cooking finishes. The timer dial on the fan body sets the duration between 2 and 30 minutes depending on room size and moisture levels. Installation requires a 100mm circular cut-out in the wall or ceiling, with the fan body recessing 63mm behind the surface and the white polycarbonate grille adding 22mm projection from the wall once fitted.

The double-insulated Class II construction requires no earth connection, simplifying wiring where earthing is not readily available. The IPX2 rating allows use in bathrooms outside the direct spray zones (zones 0, 1 and 2). The fan meets Building Regulations Part F (ventilation) and Part L (energy efficiency) and carries BS EN 60335 certification. The Specific Fan Power (SFP) of 0.44 indicates low energy draw relative to the extraction rate delivered.

Specification
Height 158 mm
Width 158 mm
Projection 22 mm
Recessed Depth 63 mm
Cut-out Diameter 100 mm
Construction Polycarbonate
Finish White
Class II
IP Rating IPX2
Primary Voltage 230V 50Hz
Earth Terminal No
Noise Levels 35dBA @ 3m
Warranty 3
Frequently Asked

What does the overrun timer do?

The overrun timer keeps the fan running for 2-30 minutes after the light or isolator switch is turned off. This ensures moisture and odours are fully extracted from the room after you leave. The timer is adjustable via a dial on the fan body.

Can it be used in bathrooms?

Yes. The IPX2 rating allows use in bathrooms outside the direct spray zones (zones 0, 1 and 2). It should not be installed directly above a bath, shower or washbasin where direct water spray could reach the fan grille.

What size room does it suit?

The 74m³/hr extraction rate suits typical bathrooms of 2-4m² and small kitchens or WCs with similar volumes. For larger rooms or higher moisture output, a higher-capacity fan may be needed.

Does it need an earth connection?

No. The double-insulated Class II construction requires only live and neutral connections. This simplifies wiring where earthing is not readily available at the installation point.

Shipping & Returns

Free worldwide delivery

Free worldwide delivery on all orders over £99. International orders for third-party brand products may be subject to an additional courier surcharge based on volumetric weight, particularly on larger lighting fixtures — if a surcharge applies, our team will email you with the amount before dispatch and you can proceed or cancel for a full refund. See full delivery terms.

Returns

30-day returns window from delivery. As all our products are electrical or lighting goods, returned items must be inspected and recertified by a qualified electrician before resale — the cost of this inspection (25–40% of the item value) is deducted from your refund. Customers pay return shipping. Made-to-order, special-order and clearance items cannot be returned. See full returns policy.