What widths is the Lisser Stone available in?

The Lisser Stone is available in two widths: 835 mm and 1135 mm.

Can the top of the extractor match my worktop material?

Yes. The upper panel can be customised in a material to match the worktop, allowing the extractor to blend discreetly with the surface.

What type of filters does it use and how are they cleaned?

It uses concealed aluminium mesh filters that are suitable for dishwashers, making them easy to clean.

What motor and ducting options are available?

The Lisser Stone can be configured with internal, remote or recirculating motors. Ducting can be positioned to the left, right, front, rear or down.

What are the cut–out sizes needed for installation?

The 835 mm version requires a cut–out of 100 mm x 837 mm, while the 1135 mm version requires 100 mm x 1137 mm.

How loud is the extractor on boost setting?

The maximum noise level at speed 4 (boost) with the internal motor is 68 dB.

Product Information Sheet

Westin Lisser Stone Top 835 Downdraft

SKU: LISSERSTONE835IM

Woodalls 1053–1055 Finchley Road, London, NW11 7ES
+44 (0)208 455 3925 · [email protected] · www.woodalls.co.uk

Mon–Fri: 9:00am – 5:00pm | Sat–Sun: Closed

Printed 12 June 2026

Westin Lisser Stone Top 835 Downdraft

SKU: LISSERSTONE835IM

Internal Motor

The Lisser Stone is a downdraft extraction unit designed to sit within the worktop, providing discreet ventilation for hob areas. Available in 835 mm or 1135 mm widths, it features a stainless steel finish, separate touch control and energy–efficient LED lighting. A customisable upper panel allows the surface to match the worktop material, creating a seamless appearance while delivering effective airflow and flexible ducting and motor configurations.

2 Year Warranty

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Width	835 mm or 1135 mm
Depth	98 mm (worktop), 195 mm (below worktop)
Height when fully open	300 mm from worktop when fully open
Finish	Stainless steel
Controls	Separate touch control
Lighting	1 x 5 W LED (835 model); 1 x 9 W LED (1135 model)
Filters	Concealed aluminium mesh, suitable for dishwashers
Duct position	Left, right, front, rear or down
Motor option	Internal, remote or recirculating
Energy rating (bolt on motor)	A / B
Energy rating (remote motor)	A
Airflow rating (bolt on motor)	800 cmph
Maximum dB level (speed 4 – boost)	68 dB (internal motor)
Power supply requirement	3 amp (internal); 5 amp (remote)
Cutout size (835 version)	100 mm x 837 mm
Cutout size (1135 version)	100 mm x 1137 mm
Product name	Lisser Stone

Delivery & Returns

Delivery

Free delivery to London addresses to ground floor only (service lift access accepted). Some appliances carry standard manufacturer delivery charges — confirmed at time of quotation. UK mainland delivery available for an additional charge. Lead times vary by make, model, and manufacturer availability.

Installation

We do not install appliances. We can recommend vetted fitters operating within London — payments are made directly with the fitter. Woodalls accepts no responsibility for installation work carried out by any third party.

Returns

14-day return window from the day after delivery. Items must be unused, uninstalled, and in original packaging. View our full returns policy →

Authorised Dealer

All products are supplied as an authorised Westin dealer, with full manufacturer warranty. Established 1967.

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Our specialists are on hand to answer any questions about the Westin Lisser Stone Top 835 Downdraft. Get in touch and we'll respond within one working day.

+44 (0)208 455 3925 [email protected]

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Westin Lisser Stone Top 835 Downdraft

Westin Lisser Stone Top 835 Downdraft

Delivery & Returns

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