Bridgeport (BT) Cleanroom Chair with Polished Cast Aluminum Base, Vinyl

Performance Packages

• ISO Class 6 - All chair parts are selected to assure ISO Class 6 cleanroom compatibility, including vinyl underwrap of the seat bottom with filter media.
• ISO Class 5 - All chair parts are selected to assure ISO Class 5 cleanroom compatibility.
• ISO Class 4 - Appropriate metal parts are chrome-plated. All chair parts are selected to assure ISO Class 4 cleanroom compatibility.
• ISO Class 3 - Appropriate metal parts are chrome-plated. All chair parts are selected to assure ISO Class 3 cleanroom compatibility.

Key Features

Seat Description: Concave upholstered seat with internal seat board bumperguard; measures 18.5" wide x 16.5" deep x 3" thick.

Back Description: Streamlined upholstered backrest with lumbar support and plastic protective panel; measures 14.5" wide x 9.5" high.

Control Description: Control allows function of the seat height activation and backrest adjustments by means of easily engaged levers which can be activated from the seated position. Seat tilt is fixed at 3.5° rearward while the backrest adjusts 8° forward and 13° rearward.

Base Description: Five-legged, solid cast aluminum base with caster-to-caster diameter of 28.7" and maximum width of 27.4". T-cross-section legs ensure cleanability, and endure test loads of 1.5-2x BIFMA strength requirements. Features standard 50-mm tapered hub (1° 26' 16" (Morse) taper) with gauge line elevation of 113mm from the caster insert plane. The base is cast out of UNI EN 46100 aluminum with a robotically polished top surface to ensure quality and consistency.

Footring Description (Mid and Bench Height Only): 22" diameter aluminum foot ring features easy-to-operate hub – push down top of center bushing, adjust footring to desired height, and release to lock into place. Flattened tubular ring is attached with stainless steel screws to polished cast aluminum spokes; spokes have T-cross section construction for easy cleanability and cohesive look for models with aluminum (A / P25), reinforced composite (R / GR) or wide aluminum (W / P28) bases. Recommended for models with seat heights greater than 22 in

Caster Glide Description: Two inches in height, with dual soft-wheels. Casters resist movement when the seat is unoccupied. Plastic collar around caster stem to match base. Standard casters have grey tread.

Additional Info

Bridgeport Series seating provides flexibility in laboratory and technical workspaces as well as for healthcare and education environments.

Complies with product safety and performance standards guidelines as established by the American National Standards Institute (ANSI) and Business and Institutional Furniture Manufacturers’ Association (BIFMA). Meets CAL 117 fire retardant standards. LEED compliant.