At WorkGrahl Duo-Back Chairs
Grahl duo back, the secret of optimal balance between seating and moving, is the office chair that offers long-time outstanding comfort. Due to the split back rest that moves flexibly in all directions, this principle (which is protected by design rights) has set ergonomic standards for years. Due to flexible backrest connectors and synchron tilt mechanism this chair optimally supports individual movements. You are seated excellently and your body is perfectly supported.
Overview of this page
SPS 11 |
SPS 12 |
Synchron 7 |
Backs |
Arms |
Bases |
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The dual backrests that make the Duo-Back so unique, conform optimally to the shape of thorax. The dual backrests not only support in the forward and backward motion but also in the side-to-side movement. The padded elbow rests, are so cleverly designed that they can be adjusted to fit any body size. The padded support area makes it possible to sit on this chair and work without putting pressure on the elbows.
Through the combination of the permanent, forward and backward leaning movement, and the new mobile individual backrests, it is possible to work with the back supported in almost any position. Because the backrest hugs the waist, the thorax is lifted. This can lessen the weight on the lumbar vertebra by up to 20 Kg. The parameters of the Grahl Duo-Back are so variable that it can be adjusted to fit all body shapes and sizes.
As for style ... well that is in the eyes of the beholder, but we say the top models are very stylish and certainly give a designer image.
Grahl SPS - Type 11 Duo-Back Chair (click for a larger view) |
The Type 11 has a polypropelyne outer backrest shell, and a backrest with height and width adjustable flexible back wings. With Ergo Arms as standard
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Grahl SPS - Type 12 Duo-Back Chair (click for a larger view) |
The Type 12 which has an upholstered outer backrest shell. Backrest with height and width adjustable flexible back wings. Multi- lock tilting action with weight tension control, and sliding & tilt seat mechanism. With Ergo Arms as standard.
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| Grahl Synchron 7 - Type 11 Duo-Back Chair |
Synchron chairs are comfy enough for long-term sitting. Along with this humanistic approach to seating, you could definitely expect human-friendly features to come with it. Movement, for one thing, is tolerated by Synchron chairs because it leaves ample adjustment for tilting and rocking.
It automatically adjusts to the user's weight and can lock itself up at any given angle that the user may choose from. Aside from that, you can assure yourself of a rested neck with its uniquely shaped neck rest that is appropriately placed for your crown to lay its entire weight on.
Grahl Synchron 7 - Type 11 Duo-Back Chair (click for a larger view) |
The chair is fully adjustable for seat, backrest and armrest height, plus seat depth. It also has a unique adjustable balancing mechanism to allow equal ease of use by a wide range of builds. Of course, the chairs also have all the features you'd expect, such as a wide choice of fabrics (or you can use your own material) plus two frame colours. They also carry a 2 year warranty on the frame and mechanism, covering use by persons of up to 25 stones. With Ergo Arms and Headrest as standard.
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Duo-back Upholstery:
![]() SPS Duo-back 11 Part-upholstered |
![]() SPS Duo-back 12 Full-upholstered |
![]() Synchron 7 Duo-back Part-upholstered |
Arm Options:
![]() Ergo Arm |
![]() L18U Arm |
Base Options:
![]() Polished Chrome |
![]() Black Plastic |
Fabrics:
These are the most popular colours and fabrics for this product. The full range can be viewed by clicking the full colour button below.















