Permanent Contact Operator Chair. Especially designed for the work environment, but equally at home in a domestic setting, the office range from Trexus provides solutions for all your office needs. This range meets BS7176 medium hazard standard for fore retardancy. Computer or at-desk tasks are part of work, typically 7-8 hours a day. Ideal for secretarial, word processing, clerical, professional and accountancy jobs. Up to 18 stone/114kg. User can adjust height of seat to maximise support for legs. The back angle can be adjusted to suit user, or left free-floating allowing it to remain in contact with the user. WxDxH: 465x450x425-540mm. Backrest Height: 510mm. Optional fixed arms or Height-adjustable arms available. Blue.