What type of installation does the AH900171 require?

The AH900171 is a built-in flat screen hood with a pull-out design. It requires a niche size of 400 mm (H) × 698 mm (W) × 260 mm (D).

Can this hood be used in both exhaust and recirculating modes?

Yes. The AH900171 is specified as a 70 cm flat screen hood for exhaust/recirculating air operation.

What are the minimum installation clearances above the hob?

The minimum distance above an electric hob is 470 mm and the minimum distance above a gas hob is 600 mm.

How do I know when to clean the grease filter?

The hood includes a grease filter saturation indicator, which signals when the washable aluminium grease filter should be cleaned.

What are the maximum extraction and recirculation outputs?

The maximum air extraction is 450 m³/h, with a boost extraction of 640 m³/h. In recirculating mode, the maximum output is 290 m³/h, with 380 m³/h in boost position.

Product Information Sheet

Gaggenau Telescopic Hood

SKU: AH900171

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

Gaggenau AH900171 Telescopic Hood

SKU: AH900171

Stainless Steel

The Gaggenau AH900171 is a 70 cm built-in flat screen hood designed for exhaust or recirculating air operation. It features electronic controls and a run-on function, with a grease filter saturation indicator for easy maintenance. Washable aluminium grease filters help keep performance consistent, while maximum extraction of up to 640 m³/h in boost mode supports effective kitchen ventilation. It is suitable for installation above electric or gas hobs within the stated clearances.

5 Year Warranty

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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 Gaggenau dealer, with full manufacturer warranty. Established 1967.

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Product name/family	AH900171
Typology	Pull-out
Operation mode	Exhaust/recirculating air operation
Color chimney	Not stated in source
Approval certificates	CE, VDE
Length of electrical supply cord	150 cm
Required niche size (H×W×D)	400 mm × 698 mm × 260 mm
Height of the chimney	Not stated in source
Height of product, without chimney	Not stated in source
Minimum distance above an electric hob	470 mm
Minimum distance above a gas hob	600 mm
Net weight	18.559 kg
Type of control	Electronic
Number of speed settings	Not stated in source
Maximum air extraction	450 m³/h
Boost air extraction	640 m³/h
Maximum recirculating air output	290 m³/h
Boost recirculating air output	380 m³/h
Number of lights	1
Noise level	55 dB(A) re 1 pW
Diameter of air outlet	125 / 150 mm
Grease filter material	Washable aluminium
EAN code	4242006061685
Connection rating	230 W
Voltage	230 V
Frequency	50 Hz
Current	Not stated in source
Plug type	Gardy plug without earthing
Installation type	Built-in
Creation date	2019-11-09

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