Proform®, Via Seating’s bestselling conference room chair, has beautiful slim lines and seductive curves. It offers three different designer stitch patterns: panel with a single stitch line, parallel with horizontal stitch lines & a distinct, diamond stitch lines. These height adjustable ratchet backs or optional fixed backs are paired with a proprietary injection-molded comfort foam » seat with a waterfall edge. The 12-year warranty on Proform® includes the foam and labor, delivering years of carefree service.
Panel stitch upholstered mid back. #161
Panel stitch upholstered high back. #162
Panel stitch upholstered tall stool. #161-11DR
Panel stitch upholstered extra-tall stool. #161-11XDR
Parallel stitch upholstered mid back chair. #171
Parallel stitch upholstered high back chair. #172
Parallel stitch upholstered tall stool. #171-11DR
Parallel stitch upholstered extra-tall stool. #171-11XDR
Diamond stitch upholstered mid back chair. #181
Diamond stitch upholstered high back chair. #182
Diamond stitch upholstered tall stool. #181-11DR
Diamond stitch upholstered extra-tall stool. #181-11XDR
Mesh mid back. #151
Mesh high back. #152
Mesh tall stool. #151-11DR
Mesh extra-tall stool. #151-11XDR
Click the + signs or words below to see details on each option including emphasized stitch.
Mid back
High back
Panel stitch
Features a distinct single stitch line
Parallel stitch
Features distinct parallel stitch lines
Diamond stitch
Features a unique diamond stitch pattern
Mesh back
Single upholstery
Two-tone upholstery
Available on all upholstered backs:
Upholstered armrests?
Textile will match seat textile
Standard armless arms
Black fixed cantilever arms
Polished fixed cantilever arms
Black fixed loop arms
Polished fixed loop arms
Polished fixed loop arms with black armrests
Polished fixed loop arms with upholstered armrests
Black 8-way arms
Quick adjust synchro
Quick adjust synchro + seat depth adjustment
Tall stool using a body balance mechanism
Black 5-star base
Polished 5-star
Brushed 5-star
Black carpet casters
Black carpet casters + safety brake
Safety brake feature that locks the caster when the user gets out of the chair
Grey-black all floor casters
Grey-black all floor casters + safety brake
Safety brake feature that locks the caster when the user gets out of the chair
Black glides
Emphasized stitch is available on all visible stitch lines and is optional on all upholstered back styles. When not selected, default thread color will be a tonal match to textile(s) on the chair model.
Emphasized stitch is available on all visible stitch lines and is optional on all upholstered back styles. When not selected, default thread color will be a tonal match to textile(s) on the chair model.
The base model dimensions for chairs & stools are shown below.
Note, the max width of all bases below is 26.5″.
Chair with a basic tilt (#25C)
MESH MID BACK |
MESH HIGH BACK |
UPHOLSTERED MID BACK |
UPHOLSTERED HIGH BACK |
|
A- | 35.0″ | 38.5″ | 34.5″ | 37.5″ |
A+ | 42.0″ | 45.5″ | 41.0″ | 44.5″ |
B- | 16.0″ | 16.0″ | 16.0″ | 16.0″ |
B+ | 20.5″ | 20.5″ | 20.5″ | 20.5″ |
C | 26.5″ | 26.5″ | 26.5″ | 26.5″ |
D | 20.0″ | 20.0″ | 20.0″ | 20.0″ |
E- | 22.0″ | 25.0″ | 22.0″ | 24.5″ |
E+ | 24.0″ | 27.0″ | 24.0″ | 26.5″ |
F | 26.5″ | 26.5″ | 26.5″ | 26.5″ |
G | 17.0″ | 17.0″ | 17.0″ | 17.0″ |
WC (lb) | 300 | 300 | 300 | 300 |
Chair with a basic tilt & seat depth (#26C)
MESH MID BACK |
MESH HIGH BACK |
UPHOLSTERED MID BACK |
UPHOLSTERED HIGH BACK |
|
A- | 36.0″ | 39.5″ | 35.0″ | 38.5″ |
A+ | 43.0″ | 46.5″ | 42.0″ | 45.5″ |
B- | 17.0″ | 17.0″ | 17.0″ | 17.0″ |
B+ | 21.5″ | 21.5″ | 21.5″ | 21.5″ |
C | 26.5″ | 26.5″ | 26.5″ | 26.5″ |
D | 20.0″ | 20.0″ | 20.0″ | 20.0″ |
E- | 22.0″ | 25.0″ | 22.0″ | 24.5″ |
E+ | 24.5″ | 27.0″ | 24.0″ | 27.0″ |
F | 26.5″ | 26.5″ | 26.5″ | 26.5″ |
G- | 17.0″ | 17.0″ | 17.0″ | 17.0″ |
G+ | 19.5″ | 19.5″ | 19.5″ | 19.5″ |
WC (lb) | 300 | 300 | 300 | 300 |
Chair with a quick adjust synchro (#67C)
MESH MID BACK |
MESH HIGH BACK |
UPHOLSTERED MID BACK |
UPHOLSTERED HIGH BACK |
|
A- | 36.0″ | 39.5″ | 35.0″ | 38.5″ |
A+ | 43.0″ | 46.5″ | 42.0″ | 45.5″ |
B- | 17.0″ | 17.0″ | 17.0″ | 17.0″ |
B+ | 21.5″ | 21.5″ | 21.5″ | 21.5″ |
C | 26.5″ | 26.5″ | 26.5″ | 26.5″ |
D | 20.0″ | 20.0″ | 20.0″ | 20.0″ |
E- | 21.0″ | 24.0″ | 21.0″ | 23.5″ |
E+ | 23.5″ | 26.0″ | 23.0″ | 26.0″ |
F | 26.5″ | 26.5″ | 26.5″ | 26.5″ |
G | 17.0″ | 17.0″ | 17.0″ | 17.0″ |
WC (lb) | 300 | 300 | 300 | 300 |
Chair with a quick adjust synchro + seat depth + forward tilt (#67C-SS-FT)
MESH MID BACK |
MESH HIGH BACK |
UPHOLSTERED MID BACK |
UPHOLSTERED HIGH BACK |
|
A- | 36.5″ | 40.0″ | 35.5″ | 39.0″ |
A+ | 43.5″ | 44.5″ | 42.5″ | 46.0″ |
B- | 17.5″ | 17.5″ | 17.5″ | 17.5″ |
B+ | 22.0″ | 22.0″ | 22.0″ | 22.0″ |
C | 26.5″ | 26.5″ | 26.5″ | 26.5″ |
D | 20.0″ | 20.0″ | 20.0″ | 20.0″ |
E- | 21.0″ | 23.5″ | 20.5″ | 23.5″ |
E+ | 23.0″ | 23.5″ | 23.0″ | 25.5″ |
F | 26.5″ | 26.5″ | 26.5″ | 26.5″ |
G- | 16.5″ | 16.5″ | 16.5″ | 16.5″ |
G+ | 19.0″ | 19.0″ | 19.0″ | 19.0″ |
WC (lb) | 300 | 300 | 300 | 300 |
Chair with a body balance (#74C)
MESH MID BACK |
MESH HIGH BACK |
UPHOLSTERED MID BACK |
UPHOLSTERED HIGH BACK |
|
A- | 36.0″ | 39.0″ | 35.0″ | 38.5″ |
A+ | 43.0″ | 46.0″ | 42.0″ | 45.5″ |
B- | 17.0″ | 17.0″ | 17.0″ | 17.0″ |
B+ | 21.5″ | 21.5″ | 21.5″ | 21.5″ |
C | 26.5″ | 26.5″ | 26.5″ | 26.5″ |
D | 20.0″ | 20.0″ | 20.0″ | 20.0″ |
E- | 21.5″ | 24.0″ | 21.0″ | 24.0″ |
E+ | 23.5″ | 26.5″ | 23.5″ | 26.0″ |
F | 26.5″ | 26.5″ | 26.5″ | 26.5″ |
G | 17.0″ | 17.0″ | 17.0″ | 17.0″ |
WC (lb) | 300 | 300 | 300 | 300 |
Chair with a body balance + seat depth (#74C-12SS)
MESH MID BACK |
MESH HIGH BACK |
UPHOLSTERED MID BACK |
UPHOLSTERED HIGH BACK |
|
A- | 37.0″ | 40.5″ | 36.0″ | 39.5″ |
A+ | 44.0″ | 47.5″ | 43.0″ | 46.5″ |
B- | 18.0″ | 18.0″ | 18.0″ | 18.0″ |
B+ | 22.5″ | 22.5″ | 22.5″ | 22.5″ |
C | 26.5″ | 26.5″ | 26.5″ | 26.5″ |
D | 20.0″ | 20.0″ | 20.0″ | 20.0″ |
E- | 20.5″ | 23.5″ | 20.5″ | 23.0″ |
E+ | 23.0″ | 25.5″ | 22.5″ | 25.5″ |
F | 26.5″ | 26.5″ | 26.5″ | 26.5″ |
G- | 17.0″ | 17.0″ | 17.0″ | 17.0″ |
G+ | 19.5″ | 19.5″ | 19.5″ | 19.5″ |
WC (lb) | 300 | 300 | 300 | 300 |
8-way adjustable arms (#51A, #53A)
J | 10.0″ |
K- | 9.0″ |
K+ | 12.5″ |
L | 28.0″ |
M | 20.5″ |
8-way adjustable arms + arm width (#51A-19AB, #53A-19AB)
J | 10.0″ |
K- | 9.0″ |
K+ | 12.5″ |
L- | 28.0″ |
L+ | 32.0″ |
M- | 20.5″ |
M+ | 24.5″ |
Loop arms (#54A, #55A, #59A, #61A)
#54A | #55A | #59A | #61A | |
J | 12.0″ | 12.0″ | 12.0″ | 12.0″ |
K | 8.5″ | 9.0″ | 8.5″ | 9.0″ |
L | 26.0″ | 26.0″ | 26.0″ | 26.0″ |
M | 22.5″ | 22.5″ | 22.5″ | 22.5″ |
Cantilever arms (#96A, #97A)
#96A | #97A | |
J | 12.0″ | 12.0″ |
K | 9.0″ | 9.0″ |
L | 25.0″ | 25.0″ |
M | 21.0″ | 21.0″ |
DIMENSIONS NOTICE: Please note, spatial dimensions presented here for all chairs & stools assembled & measured as they appear on the actual model are recorded by Via Seating engineers. For the purpose of Spec It & marketing tools, this number is rounded to the nearest 0.5. Numbers may vary slightly when different textiles are applied to the chair.
Last Updated: 03/21/23
The following textiles are both approved by model & are available to render on your model using the Spec It » 3D configurator.
Model | Formats |
---|---|
161-25C-0A | |
161-25C-38A | |
161-25C-39A | |
161-25C-53A | |
161-25C-54A | |
161-25C-61A | |
161-25C-96A | |
161-35C-11DR-0A | |
161-35C-11DR-38A | |
161-35C-11DR-39A | |
161-35C-11DR-53A | |
161-35C-11DR-54A | |
161-35C-11DR-61A | |
161-35C-11DR-96A | |
161-35C-11DR-97A | |
161-67C-0A | |
161-67C-38A | |
161-67C-39A | |
161-67C-53A | |
161-67C-54A | |
161-67C-61A | |
161-67C-96A | |
161-67C-97A | |
161-74C-0A | |
161-74C-38A | |
161-74C-39A | |
161-74C-53A | |
161-74C-54A | |
161-74C-61A | |
161-74C-96A | |
161-74C-97A | |
162-25C-0A | |
162-25C-38A | |
162-25C-39A | |
162-25C-53A | |
162-25C-54A | |
162-25C-61A | |
162-25C-96A | |
162-25C-97A | |
162-67C-0A | |
162-67C-38A | |
162-67C-39A | |
162-67C-53A | |
162-67C-54A | |
162-67C-61A | |
162-67C-96A | |
162-67C-97A | |
162-74C-0A | |
162-74C-38A | |
162-74C-39A | |
162-74C-53A | |
162-74C-54A | |
162-74C-61A | |
162-74C-96A | |
162-74C-97A | |
171-25C-0A | |
171-25C-38A | |
171-25C-39A | |
171-25C-53A | |
171-25C-54A | |
171-25C-61A | |
171-25C-96A | |
171-25C-97A | |
171-35C-11DR-0A | |
171-35C-11DR-38A | |
171-35C-11DR-39A | |
171-35C-11DR-53A | |
171-35C-11DR-54A | |
171-35C-11DR-61A | |
171-35C-11DR-96A | |
171-35C-11DR-97A | |
171-67C-0A | |
171-67C-38A | |
171-67C-39A | |
171-67C-53A | |
171-67C-54A | |
171-67C-61A | |
171-67C-96A | |
171-67C-97A | |
171-74C-0A | |
171-74C-38A | |
171-74C-53A | |
171-74C-54A | |
171-74C-61A | |
171-74C-96A | |
171-74C-97A | |
172-25C-0A | |
172-25C-38A | |
172-25C-39A | |
172-25C-53A | |
172-25C-54A | |
172-25C-61A | |
172-25C-96A | |
172-25C-97A | |
172-67C-0A | |
172-67C-38A | |
172-67C-39A | |
172-67C-53A | |
172-67C-54A | |
172-67C-61A | |
172-67C-96A | |
172-67C-97A | |
172-74C-0A | |
172-74C-38A | |
172-74C-39A | |
172-74C-53A | |
172-74C-54A | |
172-74C-61A | |
172-74C-96A | |
172-74C-97A | |
181-25C-0A | |
181-25C-38A | |
181-25C-39A | |
181-25C-53A | |
181-25C-54A | |
181-25C-61A | |
181-25C-96A | |
181-25C-97A | |
181-35C-11DR-0A | |
181-35C-11DR-38A | |
181-35C-11DR-39A | |
181-35C-11DR-53A | |
181-35C-11DR-54A | |
181-35C-11DR-61A | |
181-35C-11DR-96A | |
181-35C-11DR-97A | |
181-67C-0A | |
181-67C-38A | |
181-67C-39A | |
181-67C-53A | |
181-67C-54A | |
181-67C-61A | |
181-67C-96A | |
181-67C-97A | |
181-74C-0A | |
181-74C-38A | |
181-74C-39A | |
181-74C-53A | |
181-74C-54A | |
181-74C-61A | |
181-74C-96A | |
181-74C-97A | |
182-25C-0A | |
182-25C-38A | |
182-25C-39A | |
182-25C-53A | |
182-25C-54A | |
182-25C-61A | |
182-25C-96A | |
182-25C-97A | |
182-67C-0A | |
182-67C-38A | |
182-67C-39A | |
182-67C-53A | |
182-67C-54A | |
182-67C-61A | |
182-67C-96A | |
182-67C-97A | |
182-74C-0A | |
182-74C-38A | |
182-74C-39A | |
182-74C-53A | |
182-74C-54A | |
182-74C-61A | |
182-74C-96A | |
182-74C-97A |
Proform-price-list-2023 | 1.59 MB | Download ⤓ |
Proform-brochure | 2.63 MB | Download ⤓ |
Proform-bifma-certification | 328.00 KB | Download ⤓ |
Proform-clean-air-certification | 327.16 KB | Download ⤓ |
Proform-cleaning-and-care-guidelines | 67.72 KB | Download ⤓ |
All Via Seating products follow the Design for the Environment (DfE) design approach ». During this process, all components are screened to identify and assess the human and ecosystem health impacts of chemicals of concern. We screen all product components to the ANSI/BIFMA e3-2019 Annex B- List of Chemicals of Concern and the California Proposition 65 List.
Our products are annually assessed by a 3rd party team of chemists & globally-recognized ISO 17025 accredited lab. They are rigorously tested for conformance to ANSI/BIFMA e3 standard credits 7.6.1, 7.6.2 and/or credit 7.6.3 as well as conference to low-emitting materials. Prior to product launch, every product is continuously developed testing its functionality & durability within Via Seating’s ISO 17025:2017 accredited lab ».
All Via Seating products are BIFMA LEVEL® certified. LEVEL® is an evaluation and certification system for environmentally-preferable and socially-responsible office furniture. 3rd party certification is achieved by conformance to a multi-attribute standard created by the Business and Institutional Furniture Manufacturer’s Association (BIFMA) that evaluates product impacts across categories including Materials, Energy, Human Health and Social Responsibility.
Via Seating provides accessible care guidelines » that help maintain the quality of every product and easy-to-follow disassembly instructions » when a product reaches the end of its life.
Formerly know as, “Healthier Hospitals Initiative (HHI)”. This 3-year campaign began in 2012, where twelve health systems, Practice Greenhealth and the Center for Health Design, formed a guide for hospitals to adopt environmental best practices such as r educing energy and waste and choosing safer and less toxic products. More that 1300 hospitals committed to this new health care model. Today, the program has evolved into Practice Greenhealth’s “Health Care Without Harm”.
Astro chairs are Health Care Without Harm compliant when specified with compliant textiles.
Via Seating’s visionaries are made up of a multidisciplinary team that work together to imagine-er signature products and concepts for Via. Studio V has a depth of expertise in mechanical and sustainability engineering, ergonomics, fashion design and project management. Together, this team crafts modern, sophisticated and original seating solutions that are ergonomic, beautiful and sustainable.