F1 Task Chair

By Viasit

Price £519
Made to order · 4–5 weeks
Free UK delivery4–5 weeks from build confirmation
Warranty5 years, coordinated by Apex
AssemblyArrives fully built, included
ChristmasOrder by 12 noon, Fri 6 November, for delivery before Christmas
ChristmasOrdered after 12 noon, Fri 6 November, this chair may not arrive before Christmas. Need it by then? Please email info@apexcomfort.co.uk before you order.
Pay in 33 interest-free payments of £173 with Klarna or PayPalLearn more →

Not sure it fits? Free fit check

Made to order · 4–5 weeks
Back Type: Upholstered back — 53 cm

Upholstered backs are firmer and warmer.

The shorter back — leaves the upper back free to move.

Mesh or upholstered, and which height?
Mesh
Mesh backs flex and breathe.
Upholstered
Upholstered backs are firmer and warmer.
53 cm
The shorter back — leaves the upper back free to move.
61 cm
The taller back — supports the shoulder blades.

Back height is measured from the seat to the top of the backrest. A taller back supports the shoulder blades; a shorter one leaves the upper back free to move.

Specification: Standard

The synchronised mechanism: back and seat recline together at a fixed ratio.

What the specifications mean
Standard
The synchronised mechanism: back and seat recline together at a fixed ratio.
Dynamic seat tilt
The seat angle follows you as you move, rather than staying fixed.
150 kg rated
The reinforced build, rated to 150 kg. It comes with the 4D multifunctional armrests and the 150 kg-rated five-star base that the rating requires, which is what the higher price covers.
Upholstery Group: Group 1
How the upholstery groups work

Each group is a different set of fabrics at a different price. Group 1 is the standard range at the price shown. The group sets the price; the exact colour is chosen further down once the group is picked.

Delivered fully built Included

Arrives fully built and ready to use. Our delivery partner will phone you to arrange the day; delivery is to your door (kerbside), and you’ll need to bring the chair inside.

Secure checkoutCard, PayPal, Klarna or Apple Pay Free tracked UK deliveryNo minimum order 14-day returnsNo reason needed 5-year warrantyConditions apply — see specification

Fit: Seat height 40–53 cm · seat depth 400–470 mm · max user weight 110 kg

Not sure it fits? Free fit check

Buying for a team? Message us for a quote

What comes with every Apex chair

Office chairs are all we do, and every chair in the range earns its place.

  • Delivery

    Free tracked UK delivery. This chair’s delivery estimate is shown above.

  • Warranty

    A 5-year manufacturer’s warranty (frame and mechanism; 2 years on the gas lift; upholstery, mesh, castors and other wear parts excluded), coordinated by Apex. To make a claim, email support@apexcomfort.co.uk with your order number and we coordinate it.

  • Made to order

    This chair is built after you order, typically in 4–5 weeks from build confirmation, which we email you shortly after you order. You may cancel from the order date up to 14 days after delivery. If your order has not been dispatched, we cancel it and refund you in full. Products configured using our online menu options are built to order but remain fully covered by standard 14-day cancellation rights.

  • Returns

    A 14-day returns policy, set out in full in our returns policy.

  • The Apex Ergonomics Pack

    Our complimentary 6-page guide to setup, posture and chair care, delivered by email after your order.

  • Help choosing

    Email questions are answered by the person who runs Apex Comfort: info@apexcomfort.co.uk.

Product Details

A project chair, specified for volume deployment – F1 is built on a point-synchromatic mechanism with a manual tension control handle, free-flow recline and a four-position lock. It is the chair specified where one seat has to suit hundreds of different people across a floor.

Two back heights, two back types, one chassis – The upholstered back is height-adjustable; the mesh back is fixed-height. A 70 mm sliding seat is included as standard on every build, and the chair runs a gas lift with integral damping on a five-star base with EN 12529 castors.

Key Highlights:

  • Point-synchromatic mechanism with manual tension control handle

  • Free-flow recline with four-position lock

  • 70 mm sliding seat depth adjustment — standard, not an upcharge

  • Height-adjustable backrest on upholstered builds

  • Blauer Engel and FEMB LEVEL 3 ratings

  • Choice of 2D, 3D or 4D armrests

F1 sets its recline resistance by hand, through a manual tension control handle on the point-synchromatic mechanism, and includes 70 mm of sliding seat depth as standard. The full set of adjustments:

  • Pneumatic seat height adjustment: 400–530 mm

  • Sliding seat depth: 70 mm

  • Adjustable torsion control: manual tension handle sets recline resistance

  • Four-position tilt lock: move freely or fix the backrest

  • Lumbar support: available as an option — 4-way on mesh builds

  • Headrest: available on the 61 cm upholstered back and on mesh builds

Technical Specifications

Feature Specification
Maximum user weight Rated to 110 kg on the Standard and Dynamic seat tilt specifications. Rated to 150 kg on the "Standard — 150 kg rated" and "Dynamic seat tilt — 150 kg rated" specifications: a reinforced build, which comes with the 4D multifunctional armrests and the 150 kg-rated five-star base that the rating requires
Seat height range 400–530 mm
Seat width 480 mm
Seat depth range 400–470 mm
Backrest height 530 mm or 610 mm upholstered; 580 mm mesh (fixed height)
Base diameter 680 mm (710 mm on the 150 kg build)
Chair weight 16–17 kg upholstered; 15 kg mesh
Mechanism Point-synchromatic, tension control handle, free-flow recline, 4-position lock
Ratings Blauer Engel, FEMB LEVEL 3, pollutant tested (selected fabrics), ergonomics tested
Assembly Arrives fully built and ready to use, with your chosen options fitted. Our delivery partner will phone you to arrange the day; delivery is to your door (kerbside), and you'll need to bring the chair inside

Delivery, returns & what’s included

  • Free tracked UK delivery — typically 4–5 weeks from build confirmation, which we email you shortly after you order.
  • Delivered fully assembled — your chair arrives fully built and ready to use, with your chosen options fitted. Our delivery partner will phone you to arrange the day; delivery is to your door (kerbside), and you’ll need to bring the chair inside. Unpacking and disposing of the packaging is left to you, and someone needs to be there to sign for it, so please make sure the phone number you give at checkout is right.
  • 14-day returns policy — see the full policy for details.
  • 5-Year manufacturer’s warranty (frame and mechanism; 2 years on the gas lift; upholstery, mesh, castors and other wear parts excluded), coordinated directly by Apex with UK-based support.
  • The Apex Ergonomics Pack — complimentary with every chair: our 6-page guide to setup, posture and chair care, emailed after your order.

Every Apex Comfort chair includes your complimentary 6-page Apex Ergonomics Pack — emailed automatically once your order is confirmed. A concise, practical guide to setting up and getting the most from your chair, so it delivers the support you paid for from day one.

Inside the pack

  • 10-minute desk & chair setup checklist — set height, posture and screen position correctly the first time.
  • Visual posture reference — keep it to hand through long working days.
  • Movement breaks & desk stretches for long working days.
  • Chair care & maintenance — how to clean and look after your chair.

Why it matters

A chair only works as well as it is set up. This guide covers the small adjustments that make the biggest difference to how your chair fits you.

How you receive it

Place any order and we'll email your download link as soon as your order is confirmed. Open it on your phone, tablet or laptop and follow the steps as you set up your chair.

The Apex Ergonomics Pack comes only with an Apex Comfort order.

Complete the setup

FAQs

Sent via free tracked UK delivery. This chair's own delivery estimate is shown in the Specs & Delivery section above. Read our full Delivery policy.

You can return an item for a change of mind within 14 days of delivery. Return collection charges apply to change-of-mind returns, except on Hood F94, K22 and C19 chairs bought in a Fast Track option: we collect those at no charge, and an unused one can be returned within 30 days of delivery. If anything arrives damaged or faulty, report it as soon as you notice it and we arrange and pay for collection. Read our full Returns & Refunds policy.

Apex Comfort is a UK office-seating specialist, operated by the registered company ZACK'S ECOMMERCE LTD. We coordinate delivery, returns and your warranty directly. More about Apex Comfort.

No VAT is charged on our prices: the price shown is the total you pay. We cannot issue a VAT invoice. Buying several chairs for a team? Message us for a quote.