What configuration does this duct element have?

It is a 90° flat duct bend element (male) in a vertical configuration with a small radius.

How does the design affect air flow?

The aerodynamically optimised design is intended to minimise pressure loss and maximise air flow rate.

Is the Z861SB4 easy to install or adapt?

The element is described as easy-to-cut and easy-to-connect via the female connector sleeve element.

What flammability standards does this product meet?

It complies with the Needle Flame Test according to IEC 60695-11-5 and meets the V2 flammability class according to UL94.

Product Information Sheet

Neff Flat channel 90º Vertical Bend (Short Radius)

SKU: Z861SB4

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 19 July 2026

Neff Z861SB4 Flat channel 90º Vertical Bend (Short Radius)

SKU: Z861SB4 · EAN: 4242004258560

For Use with Z811UD0 or Z821PD0

The Z861SB4 flat duct 90° vertical S is a vertical 90° bow with a very small radius, designed for ductings within furniture from a 60 cm worktop depth. This flat duct bend element in male configuration offers an aerodynamically optimised design to minimise pressure loss and maximise air flow rate. It is easy to cut and easy to connect using a female connector sleeve element, and complies with the Needle Flame Test (IEC 60695-11-5) and the V2 flammability class (UL94).

2 Year Warranty

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This Product Page

Product name	Flat duct, 90°, vertical S
Product code	Z861SB4
Configuration	90° flat duct bend element (male) in vertical configuration with small radius
Application	Ductings within the furniture from on 60 cm worktop depth
Dimensions of packed product (H×W×D)	115x230x220 mm
Pallet dimensions	210.0 x 80.0 x 120.0
Standard number of units per pallet	180
Net weight	0.3 kg
Gross weight	0.5 kg
EAN code	4242004258650
Compliance – Needle Flame Test	According to IEC 60695-11-5
Flammability class	V2 according to UL94

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 Neff dealer, with full manufacturer warranty. Established 1967.

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Our specialists are on hand to answer any questions about the Neff Flat channel 90º Vertical Bend (Short Radius). Get in touch and we'll respond within one working day.

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Neff Flat channel 90º Vertical Bend (Short Radius)

Neff Z861SB4 Flat channel 90º Vertical Bend (Short Radius)

Delivery & Returns

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