Herman Miller Aeron Office Chair Size B (Medium) Executive Onyx - Fast Delivery
This full specification of the ever popular Aeron chair in the 'B' medium size (to suit users between 5'4" / 167 cm and 6'1" / 183 cm in height) available for fast delivery.
The in stock version in Onyx Executive finish comes with a polished base and frame comes with all the adjustable, ergonomic features as standard with Fast Delivery in 3-5 working days.
The Aeron comes with both a mesh back and seat allowing air, body heat, and water vapour to pass through to help maintain even and comfortable skin temperatures. The mesh has eight latitudinal zones of varying tension across the back and seat to deliver increased comfort and ergonomic support where you need it most.
With PostureFit SL (standard on our in stock Aeron chairs), flexible individual pads stabilise the sacrum and support the lumbar region of the spine to maximise comfort over extended periods of time.
Key Features
Onyx (black) colour mesh back and seat
Polished metal base and frame
Height adjustable seat (427-579 mm)
Fully adjustable (height, depth, width), pivoting arms
PostureFit SL lumbar support
Tilt limiter & forward tilt
Choice of armpads
Choice of carpet or multi-floor castors
Wellworking Says...
"The Aeron chair in the popular Onyx black colour size B (medium) with the polished metal frame and base is available for fast delivery. Great for the office or a domestic environment for home workers."
Herman Miller Aeron chair FAQs
How you just the seat height?
To adjust the seat height:
Raising the Seat: While not seated, lift the paddle-shaped lever on the right side upward.
Lowering the Seat: While seated, lift the same lever upward.
Adjust the seat height so your feet rest flat on the floor or on a footrest.
How can I modify the recline tension?
The recline tension determines the resistance when leaning back:
Increase Tension: Turn the knob on the right side of the chair forward (clockwise).
Decrease Tension: Turn the knob backward (counterclockwise).
Adjust the tension to your personal preference.
What sizes are available for the Aeron chair, and how do I choose the right one?
The Aeron chair comes in three sizes:
Size A (Small): Recommended for individuals 4’10”–5’4” tall
Size B (Medium): Suitable for those 5’2”–6’ tall
Size C (Large): Designed for individuals over 6’ tall
How do I adjust the lumbar support?
The Aeron chair features adjustable Posturfit SL lumbar support:
Depth Adjustment: The pads can be pushed forward or backwards with the wheels at the back of the chair.
Where can I purchase replacement parts?
Some replacement parts, such as castors, arm pads, and back support options, are available through from Wellworking. Please contact us for pricing.
What is the warranty on the Aeron chair?
Herman Miller offers a 12-year warranty covering parts and labour for the Aeron chair, applicable when purchased from an authorised retailer, such as Wellworking.
How do I clean and maintain the Aeron chair?
To clean the chair:
Pellicle Mesh: Use a vacuum cleaner to remove dust. For stains, apply a solution of mild soap and warm water with a soft cloth, then rinse and dry.
Frame and Base: Wipe with a soft cloth dampened with mild detergent and warm water. Dry thoroughly.Is assembly required for the Aeron chair?
The Aeron chair comes fully assembled, unless requested in knock down form.
How much are Herman Miller chairs?
Herman Miller Aeron chairs start at around £1000 depending on specification required.
Where can I try Herman Miller Aeron chairs?
You are welcome to try Herman Miller chairs at any of our offices in London, Pershore or Galashiels, to book an showroom appointment contact us.
What colours does the Aeron chair come in?
Aeron comes in Graphite (dark grey), Onyx (black), Carbon (mid grey) and Mineral (light grey).
About Wellworking:
Wellworking – helping you work well, wherever work is.
Established in 1999, Wellworking is a trusted UK supplier of high-quality commercial office and home office furniture, committed to enhancing comfort, productivity and workplace wellbeing. Our mission is simple: to help people work better, wherever they are.
We offer a carefully selected range of office chairs, desks, furniture, designer accessories and storage solutions from leading global designer brands. Always competitively priced, our furniture combines style with function to support your working life, whether you’re furnishing a corporate workspace or setting up a home office.
With offices in London, Scotland and the Midlands, we deliver across the UK using our own expert team, ensuring reliable delivery, professional installation, and award-winning customer service every step of the way.
As a Certified B Corporation®, Wellworking is dedicated to responsible business practices. Sustainability shapes every part of what we do, from the materials we select to the brands we work with.
In line with our values, we created the Re-Lived® range, giving pre-loved, ex-display and factory returned furniture a second life. Our experienced engineers inspect, clean and restore each item to high standards, offering you a more affordable and eco-conscious way to furnish your workspace.
All Re-Lived® furniture is in stock and comes with a 2-year warranty, free delivery, and VAT included in the price. Featuring premium pieces from Herman Miller, HAG, Knoll, RH, Muuto, HAY and more, it’s the perfect choice for those who want quality, style, and sustainability in one.
We also offer a furniture rental service with short- and long-term options, ideal for flexible or short-term office spaces, staging for offices and homes, remote teams, hybrid working, temporary home offices, or trialling furniture before buying.
Our rental range includes office chairs and desks from trusted names such as Herman Miller, all delivered and set up by our in-house team. You’ll have full support for the duration of your rental, making the experience hassle-free from start to finish.
For businesses, our commercial projects team provides tailored office furniture solutions, from small office fit-outs to multi-site installations. We work with companies of all sizes to design inspiring, productive workspaces, supported by our team of ergonomic experts who can carry out workplace assessments to improve employee wellbeing.
As an Authorised MillerKnoll dealer, we supply iconic pieces from Herman Miller, Knoll, Vitra, HÅG, RH, Muuto, HAY, and CBS, offering timeless design and performance that is built to last.
Our commitment to service and quality has earned us a loyal client base and industry accolades, including the prestigious Furniture Provider of the Year award at the Mixology Awards and a 5 star rating from our customers on Reviews.io.
Phone:
02031100610
Email:
info@wellworking.co.uk
Location:
Western Avenue Business Park,,
Mansfield Road,,
London
City of London
W3 0BZ
