• Back tilt, seat height and backrest height adjustment
  • Upholstered seat and back with plastic back and underseat shell
  • Upgrade available to independent seat and back tilt
  • Available with a choice of fixed loop or height adjustable armrests
  • Supplied with standard glides on a polished aluminium five-star base
  • Extensive range of custom order vinyl colours available

Ethos 1 Lab

Ethos 2 Lab

Ethos 3 Lab

Height Ranges

All our chairs are available in three height ranges as follows:

1 - High

Sitting height range: 610mm - 860mm
Working height range: 740mm – 1050mm

2 - Intermediate

Sitting height range: 530mm - 730mm
Working height range: 675mm – 910mm

3 - Low

Sitting height range: 460mm - 590mm
Working height range: 640mm - 815mm


Back: 400w x 415h mm
Seat: 470w x 440d mm

Chair Adjustment

Back height and angle adjustment.
Seat height adjustment.

Working Limit

150 kgs / 23 stone

For information on the correct castors or glides for your chair click here

Operator instructions:

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  • Fixed armrests
  • Height adjustable armrests
  • Standard castors - brake unloaded
  • Standard castors - brake loaded
  • Independent seat & back tilt upgrade
  • Black nylon base
  • High back option (see image below)

Vinyl colour chart

Ethos Operating Instructions

To buy any of our technical chairs visit our online shop