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Switch Cover Marked 'FAN BOOST' - Matt Black

£199
The RRP is the manufacturer's recommended retail price of the item.
Limited Stock
We are an Independent UK Company
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Description

This Knightsbridge switch cover is a replacement rocker marked 'FAN BOOST' in raised lettering on a matt black ABS and steel construction. The rocker clips onto Knightsbridge grid switch modules, allowing existing unlabelled rockers to be swapped out for clearly marked controls without re-wiring the back plate.

Designed for bathroom extractor fan installations where a separate boost switch provides higher extraction speed on demand, the marked rocker helps residents and visitors identify the boost control without trial and error across multiple switches. The cover fits standard Knightsbridge grid switch modules rated at 10AX or 20A, which are typically used for fan isolation and boost circuits in domestic bathrooms and wet rooms.

The matt black finish matches the wider Knightsbridge matt black grid range, providing visual consistency when multiple grid modules are installed in a single faceplate. The rocker measures 33mm high by 16mm wide with a 6.8mm projection from the mounting frame, and carries an IP20 rating suitable for dry-side bathroom zones. The ABS and steel construction is backed by a 25-year warranty.

Specification
Height 33 mm
Width 16 mm
Projection 6.8 mm
Construction ABS
Construction 2 & steel
Finish Matt Black
IP Rating IP20
Warranty 25
Frequently Asked

Which Knightsbridge switches does this rocker fit?

The rocker fits Knightsbridge grid switch modules rated at 10AX or 20A. It clips onto the module frame and replaces the existing blank or marked rocker without re-wiring.

Can it be used in bathrooms?

The IP20 rating means the rocker is suitable for dry-side bathroom zones outside the splash zones around baths and showers. For wet zones, a higher IP-rated switch assembly is required.

What does 'FAN BOOST' control?

This marked rocker is typically used on a separate switch circuit that activates a higher extraction speed on bathroom extractor fans, providing increased airflow on demand during and after showers or baths.

Can the lettering wear off?

The 'FAN BOOST' lettering is raised into the ABS material during moulding rather than printed on the surface, so it will not wear off through repeated use or cleaning.

Shipping & Returns

Delivery UK delivery is £14.99, and delivery is free on all orders of £99 or more, in the UK and internationally.

Returns If you change your mind, you have 14 days from delivery to tell us, and a further 14 days to send the goods back. Return postage for a change-of-mind return is paid by you. Change-of-mind returns are subject to an inspection and handling deduction. See our full returns policy.

To arrange a return, call us on 020 8149 5199 or use our contact page.

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Every product arrives brand new with the full manufacturer warranty. Found it cheaper elsewhere? Ask us about a price match.

Installation

Fits standard UK back boxes

Designed to fit standard UK back boxes for a straightforward swap of your existing fittings.

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Free delivery over £99

Free delivery on orders over £99, in the UK and worldwide. Easy returns within 14 days, subject to our returns policy. Full manufacturer warranty included.

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Description

This Knightsbridge switch cover is a replacement rocker marked 'FAN BOOST' in raised lettering on a matt black ABS and steel construction. The rocker clips onto Knightsbridge grid switch modules, allowing existing unlabelled rockers to be swapped out for clearly marked controls without re-wiring the back plate.

Designed for bathroom extractor fan installations where a separate boost switch provides higher extraction speed on demand, the marked rocker helps residents and visitors identify the boost control without trial and error across multiple switches. The cover fits standard Knightsbridge grid switch modules rated at 10AX or 20A, which are typically used for fan isolation and boost circuits in domestic bathrooms and wet rooms.

The matt black finish matches the wider Knightsbridge matt black grid range, providing visual consistency when multiple grid modules are installed in a single faceplate. The rocker measures 33mm high by 16mm wide with a 6.8mm projection from the mounting frame, and carries an IP20 rating suitable for dry-side bathroom zones. The ABS and steel construction is backed by a 25-year warranty.

Specification
Height 33 mm
Width 16 mm
Projection 6.8 mm
Construction ABS
Construction 2 & steel
Finish Matt Black
IP Rating IP20
Warranty 25
Frequently Asked

Which Knightsbridge switches does this rocker fit?

The rocker fits Knightsbridge grid switch modules rated at 10AX or 20A. It clips onto the module frame and replaces the existing blank or marked rocker without re-wiring.

Can it be used in bathrooms?

The IP20 rating means the rocker is suitable for dry-side bathroom zones outside the splash zones around baths and showers. For wet zones, a higher IP-rated switch assembly is required.

What does 'FAN BOOST' control?

This marked rocker is typically used on a separate switch circuit that activates a higher extraction speed on bathroom extractor fans, providing increased airflow on demand during and after showers or baths.

Can the lettering wear off?

The 'FAN BOOST' lettering is raised into the ABS material during moulding rather than printed on the surface, so it will not wear off through repeated use or cleaning.

Shipping & Returns

Delivery UK delivery is £14.99, and delivery is free on all orders of £99 or more, in the UK and internationally.

Returns If you change your mind, you have 14 days from delivery to tell us, and a further 14 days to send the goods back. Return postage for a change-of-mind return is paid by you. Change-of-mind returns are subject to an inspection and handling deduction. See our full returns policy.

To arrange a return, call us on 020 8149 5199 or use our contact page.