4U series

Italian design team SI DESIGN created our newest and boldest task chair series: 4U. Designed from the bottom up around you with a shape that fits you, supports you and looks great. An incredibly versatile series with upholstered, mesh, welded fabric and poly back options. Utilizes the latest body balance technology mechanisms. Stool kit options can also be specified for sit-to-stand or elevated work surfaces. Finishes include black and white frame options, multiple base options (including white) and 3 different colors of mesh, 3 colors of welded fabric (4U Groove) and upholstered back options.

task | conference | drafting stool



price sheet | mini brochure
2D CAD | 3D CAD | revit
LEVEL e3 cert | VOC cert

4u mesh 4u groove 4u mid back upholstered 4u high back upholstered 4u drafting stool
mesh back
groove (welded back)
mid back upholstered
high back upholstered
drafting stools

 

4U: high design and high performance task/conference seating

features:

  • black and white frame options for both mesh and upholstered backs

  • mid back available in mesh, welded fabric (4U groove) and upholstered options

  • high back upholstered only

  • two seat sizes: medium and large with via seating signature comfort

  • three control options: basic body balance, enhanced body balance and stool kit (seat slides are also available)

  • see options for more customization opportunities

  • weight capacity: 300lbs.

  • warranty 12 years (includes foam) – see warranty for more details

mesh back
groove (welded back)
mid back upholstered
high back upholstered
drafting stools
4u mesh 4u groove 4u mid back upholstered 4u high back upholstered 4u drafting stool
300lbs weight capacity
300lbs weight capacity
300lbs weight capacity
300lbs weight capacity
300lbs weight capacity
medium seat (780)
 medium seat (785)
 medium seat (770)
 medium seat (775)
 
large seat (781)
large seat (786)
large seat (771)
large seat (776)
 
important note: via seating is actively undergoing an internal measurement audit remeasuring and reweighing our chairs to the 2018 BIFMA measurement standards. Please look for refined updates falling within those guidelines soon.

frames

4u black frameblack 4u white framewhite

mesh colors

4U black mesh

black

4U graphite mesh

graphite

4U stardust mesh

stardust

welded fabric colors

(coming in 2018)

4U black welded fabric

black

4U dark grey welded fabric

dark grey

4U light grey welded fabric

light grey

lumbar

4u black lumbarblack 4u white lumbarwhite

controls

66C control

66C

68C control

68C

34C stool control

34C

basic body balance

user guide

enhanced body balance

user guide

swivel & tilt for stool kits

user guide

arms

33A, 35A arms33A, 35A 38A arms38A 46A arms46A 39A arms39A 51A, 52A, 53A arms51A, 52A, 53A
forward angle, height adjustable, with rotating cap height adjustable fixed conference  adjustable height, roll back feature adjustable height, with 4D rotating caps options

bases

18BB black base

18BB

18PB polished base

18PB

18BA brushed base

18BA

18WB white base

18WB

polyurethane, black aluminum, polished aluminum, brushed  aluminum, white