ergonomic comfort and lasting durability

discover Riva

Riva (act II) is an intensive, hardworking, task seating series.  It is offered in a mid or high back in choice of mesh or upholstery. This with 3 seat sizes, standard to large.  Utilize 8 arms including an attractive fully upholstered C arm.  Apply swivel, syncro, seat slide and stool kit controls.  Apply 7 mesh colors including a sleek black or deep cardinal red.  Rest it all atop 4 base options with carpet casters, hard floor casters or glides.

features

  • Backrest: available as mesh or upholstered mid back & a mesh high back. Option of standard height adjustability or fixed back on the mesh backs.
  • Seats: offering two distinct seat styles—standard tailored seat design and new enhanced comfort seat with extra height in the cushioning of the seat. Both are available in standard, medium & large sizes.
  • Via Seating’s comfort foam: a proprietary blend of high-density, injection-molded, closed-cell, cold-cured foam so durable and lasting it is backed by Via Seating’s 12 year warranty.
  • Arms: multiple height and width adjustable options.
  • Control mechanisms: featuring quick adjust advanced synchro that uses single rotation adjustments for the back (no endless turning of the handle to adjust your backrest to your level of comfort). Standard swivel tilt conference controls are available.
  • Bases: five-star bases available in black nylon, polished aluminum and brushed aluminum finishes.
  • Max weight: 300 lb.
  • Quick Ship: 20 chairs produced in a 48 hour period.
  • Warranty: 12 year warranty including the foam, 2 years for mesh.

certifications

 

participating in

 

     

statement of line

mesh mid back
standard A seat
mesh mid back
medium B seat
mesh mid back
large C seat
mesh high back
standard A seat
mesh high back
medium B seat
mesh high back
large C seat
upholstered mid back
standard A seat
upholstered mid back
medium B seat
upholstered mid back
large C seat

mesh

  • Mesh colors.

    Black.

    -01H

    Graphite.

    -03H

    Coffee.

    -09H

    Blue.

    -02H

    Green.

    -06PH

    Cardinal red.

    -04H

    Orange.

    -08H

arms options

  • Armless standard.

    Armless

    -0A
    • Armless chairs are standard on all models.
  • Adjustable arms.

    Full function arm.

    -18A (black)

    Features a 6D height adjustable arm that offers the following adjustments:

    • Arm moves up and down.
    • Armrest rotates in 15°, out 15°.
    • Arm width adjustment bracket extends each arm 2.0″ away from the sides of the chairs and back to the resting position.

     

    Standard armrest:

    4 cap

    user guide: view the guide →

    Basic height adjustable arm, black finish.

    -38A (black)

    Features a 2D to 4D height adjustable arm that offers the following adjustments:

    • Arm moves up and down.
    • Optional arm width adjustment bracket extends each arm 2.0″ away from the sides of the chairs and back to the resting position.

     

    Preferred armrest:

    4 cap

    user guide: view the guide →

    Roll back arm.

    -39A

    Features a 3D height adjustable arm that offers the following adjustments:

    • Arm moves up and down.
    • Smooth roll back feature where the arm can be fully rolled back out of the way to easily slide in and out of the chair.

     

    Standard armrest:

    4 cap

    user guide: view the guide →

    8-way adjustable arm, black finish.

    -51A

    Features a 2D to 8D height adjustable arm that offers the following adjustments:

    • Arm moves up and down.
    • Optional armrest rotates in 15°, out 15°.
    • Optional armrest slides out 1.5″, slides back to resting position.
    • Optional arm width adjustment bracket extends each arm 2.0″ away from the sides of the chairs and back to the resting position.
    • Optional upholstery can be added on static armrest 20S & and 4D rotating armrest 20R.

     

    Armrest choices include:

    20S static cap is fixed

    20R rotating cap

    • Both armrests are available with option of upholstery. The 20R example above shows upholstery applied.

     

    user guide: view the guide →

    8-way adjustable arm, polished finish.

    -53A

    Features a 2D to 8D height adjustable arm that offers the following adjustments:

    • Arm moves up and down.
    • Optional armrest rotates in 15°, out 15°.
    • Optional armrest slides out 1.5″, slides back to resting position.
    • Optional arm width adjustment bracket extends each arm 2.0″ away from the sides of the chairs and back to the resting position.
    • Optional upholstery can be added on static armrest 20S & and 4D rotating armrest 20R.

     

    Armrest choices include:

    20S static cap is fixed

    20R rotating cap

    • Both armrests are available with option of upholstery. The 20R example above shows upholstery applied.

     

    user guide: view the guide →

  • Fixed arms.

    Black polyurethane “C” shape arm.

    -80A

    Fully upholstered “C” shape arm with a polyurethane interior.

    -90A

control mechanism options

  • Synchro control mechanisms.

    Quick adjust advanced synchro control. *new*

    -67C

    adjustments:
    1 Seat height adjustment.
    2 Back tension adjustment.
    3 Single rotation back tilt lock adjustment (5 position).

     

    user guide: view the guide →

    Quick adjust advanced synchro control with a seat slide. *new*

    -67CSS

    adjustments:
    1 Seat height adjustment.
    2 Back tension adjustment.
    3 Single rotation back tilt lock adjustment (5 position).
    4 Seat depth adjustment.

     

    user guide: view the guide →

    Quick adjust advanced synchro control with a seat slide & forward tilt adjustment. *new*

    -67CSS-FT

    adjustments:
    1 Seat height adjustment.
    2 Back tension adjustment.
    3 Single rotation back tilt lock adjustment (5 position).
    4 Seat depth adjustment.
    5 Forward tilt adjustment.

     

    user guide: view the guide →

  • Conference control mechanisms.

    Swivel tilt conference control.

    -25C

    adjustments:
    1 Seat height adjustment.
    2 upright position tilt lock (single position).
    3 Back/recline tension adjustment.

     

    user guide: view the guide →

    Swivel tilt conference control with seat slider.

    -26C

    adjustments:
    1 Seat height adjustment.
    2 upright position tilt lock (single position).
    3 Back/recline tension adjustment.
    4 Seat depth adjustment.

     

    user guide: view the guide →

  • Task stool control.

    Auto-adjust body balance stool control. *new*

    -35C

    adjustments:
    1 Seat height adjustment.
    2 Back lock adjustment (single position).
    3 Foot ring height adjustment.

     

    user guide: view the guide →

adjustable lumbar options

  • Optional adjustable lumbar supports.

    Mechanical lumbar support.

    -12LUM
    • Offers depth adjustment.
    • Adjusts independently from the back.
    • Allows the user to promote the natural, forward curve of his/her lower back.
    • Promotes an optimal sitting position and the opportunity to maintain this posture throughout the entire work day.

     

    user guide: view the guide →

     

bases, casters & glides options

  • Chair swivel bases.

    Black nylon 5-star base.

    -18BB
    • Standard base.

    Polished aluminum 5-star base.

    -18PB

    Brushed aluminum 5-star.

    -18BA
  • Stool swivel bases.

    Black nylon 5-star base with foot ring.

    -18BB-11DR | -18BB-11XDR
    • Standard stool base.
    • Tall (-11DR) height range/stroke: 7 in.
    • Extra-tall (-11XDR) height range/stroke: 9.5 in.
    • See exact dimensions in the drawings section.

    Polished aluminum 5-star with foot ring.

    -18PB-11DR | -18PB-11XDR
    • Tall (-11DR) height range/stroke: 7 in.
    • Extra-tall (-11XDR) height range/stroke: 9.5 in.
    • See exact dimensions in the drawings section.

    Brushed aluminum 5-star with foot ring.

    -18BA-11DR | -18BA-11XDR
    • Tall (-11DR) height range/stroke: 7 in.
    • Extra-tall (-11XDR) height range/stroke: 9.5 in.
    • See exact dimensions in the drawings section.
  • Casters & glides.

    Black carpet casters.

    -16HP
    • Standard casters for all swivel bases.

    Grey hard floor & carpet casters.

    -16SCG

    Black glides.

    -16GL