Specifications
| Model number | A12 |
|---|---|
| Chair type | Bench-height lab chair |
| Seat dimensions | 480 mm wide × 500 mm deep |
| Overall height | 990–1260 mm |
| Seat height adjustment | 560–810 mm |
| Base dimensions | 620 × 620 mm |
| Weight capacity | 20 stone / 127 kg |
| Gas lift | 20-stone-rated gas strut |
| Seat material | Moulded polyurethane (wipe-clean, chemical-resistant) |
| Base options | Feet as standard; castors incur a price uplift |
| Mechanism | 2-lever seat-height and back-rake adjustment |
| Guarantee | 5 years (2 years in shift / 24-7 use) |
| Delivery | UK mainland included. Scottish Highlands & Northern Ireland on request. |
Description
This is our best-selling lab chair.
It has been purchased over 2477 times by a wide range of customers. Including Commercial Labs, NHS, Universities, BBC and Formula 1 teams.
The A12's are the best polyurethane laboratory high chair available for tight budgets.
- 5 Year Guarantee against normal wear and tear
- 2 lever mechanism for seat height & back rake adjustment
- Fully adjustable backrest
- Adjustable footring
- This chair comes with a 20 stone gas rated strut
-
Our high chairs come with feet as standard. Castors incur a price uplift
-
When choosing castors please take in to account safety regulations in your working environment
-
We do recommend soft tyre castors for shiny and hard floors
Dimensions:
Seat: 480 wide x 500mm deep
Overall Height: 990 to 1260mm
Seat Height: Adjusts 560 to 810mm
Base: 620 x 620mm
Frequently Asked Questions
- What bench height does the A12 suit?
- The A12 is a bench-height chair. Its seat adjusts from 560mm to 810mm, which suits standing benches finishing around 900 mm high. If you’re not sure, send us your bench height and we’ll confirm the right model.
- What is the weight capacity of the A12?
- The A12 is fitted with a 20-stone gas strut, which is approximately 127 kg.
- Is the A12 easy to clean and suitable for busy labs?
- Yes. The A12 has a moulded polyurethane seat that wipes clean and resists chemicals, spills and frequent cleaning, so it suits teaching labs, healthcare areas, industrial settings and other high-use, easy-clean environments. For static-sensitive areas see our ESD range; for classified cleanrooms see our cleanroom range.
- Can I have feet or castors on the A12?
- The A12 comes with feet as standard. Castors are available for a price uplift. Soft-tyre castors are recommended for hard or vinyl flooring; please also consider the safety requirements of your working environment when choosing castors.
- What guarantee and delivery apply to the A12?
- UK mainland delivery is included in the price. Delivery to the Scottish Highlands and Northern Ireland is quoted on request. Every chair comes with a 5-year guarantee against normal wear and tear from the date of delivery, used under normal conditions during a conventional working day. In a shift or 24/7 working environment the guarantee is 2 years from the date of delivery. Purchase orders accepted from schools, colleges, universities, NHS trusts, government organisations and registered businesses. VAT invoice supplied. On finance systems we may appear as Mark Finn Lab Furniture or Lab Tables.

Notified by email when this product becomes available