TASK MODELS UPHOLSTERED BACK 2½ of high grade polyurethane foam covers a contoured injection molded seat panel Injection molded polypropelene outer shell Injection molded polyethylene inner back shell designed with deep ribbing to provide extra support Upholstered back features 1 of custom molded foam BACK REST Back height can be adjusted by simply lifting up on the back of upholstered back models The range of adjustment is approximately 3 Adjustable Arms Encased uprights are made of reinforced black nylon or polished aluminum Height adjustable arms adjust in height with a push button to one of eight positions within a 3 range Arms with width adjustment allow arms to adjust within a 2½ range Arms with depth adjustment allows arm pad to adjust within a 2 range Conference Arms CONTROL MECHANISM Synchronous Tilt Synchronous tilt control allows the back and seat to move in a synchronized 2.3:1 ratio motion Free float feature allows the chair to tilt freely The back angle can be locked in infinite position Standard pneumatic gas cylinder lift allows seat to raise and lower 5 and provides spring action for added comfort Seatslide Seatslide option adjusts seat depth within a 2¼ range BASE Five-prong black glass filled nylon base or a polished cast aluminum base All bases have black, hard double wheel casters, which work on multiple surfaces CASTERS Black, hard double wheel casters, which work on multiple surfaces, are standard BIFMA/ANSI TESTING National seating meets or exceeds the BIFMA/ANSI durability testing Indoor Advantage Gold level 2
TASK MODELS MESH BACK 2½ of high grade polyurethane foam covers a contoured injection molded seat panel 100% polypropylene black mesh Cleaning code: W 100,000+ double rubs LUMBAR Lumbar adjusts approximately 2¼ by simply lifting and lowering the lumbar pad Cannot be field installed to non-lumbar models Adjustable Arms Encased uprights are made of reinforced black nylon or polished aluminum Height adjustable arms adjust in height with a push button to one of eight positions within a 3 range Arms with width adjustment allow arms to adjust within a 2½ range Arms with depth adjustment allows arm pad to adjust within a 2 range Conference Arms CONTROL MECHANISM Synchronous Tilt Synchronous tilt control allows the back and seat to move in a synchronized 2.3:1 ratio motion Free float feature allows the chair to tilt freely The back angle can be locked in infinite position Standard pneumatic gas cylinder lift allows seat to raise and lower 5 and provides spring action for added comfort Seatslide Seatslide option adjusts seat depth within a 2¼ range BASE Five-prong black glass filled nylon base or a polished cast aluminum base All bases have black, hard double wheel casters, which work on multiple surfaces CASTERS Black, hard double wheel casters, which work on multiple surfaces, are standard BIFMA/ANSI TESTING National seating meets or exceeds the BIFMA/ANSI durability testing Indoor Advantage Gold level 2
TASK STOOL MODELS UPHOLSTERED BACK 2½ of high grade polyurethane foam covers a contoured injection molded seat panel Injection molded polypropelene outer shell Injection molded polyethylene inner back shell designed with deep ribbing to provide extra support Upholstered back features 1 of custom molded foam BACK REST Back height can be adjusted by simply lifting up on the back of upholstered back models The range of adjustment is approximately 3 Adjustable Arms Encased uprights are made of reinforced black nylon or polished aluminum Height adjustable arms adjust in height with a push button to one of eight positions within a 3 range Arms with width adjustment allow arms to adjust within a 2½ range Arms with depth adjustment allows arm pad to adjust within a 2 range Conference Arms CONTROL MECHANISM Synchronous Tilt Synchronous tilt control allows the back and seat to move in a synchronized 2.3:1 ratio motion Free float feature allows the chair to tilt freely The back angle can be locked in infinite position Standard pneumatic gas cylinder lift allows seat to raise and lower 5 and provides spring action for added comfort Seatslide Seatslide option adjusts seat depth within a 2¼ range BASE Five-prong black glass filled nylon base or a polished cast aluminum base All bases have black, hard double wheel casters, which work on multiple surfaces Adjustable root ring allows user to raise or lower to provide support for legs and relieve uncomfortable pressure under thighs CASTERS AND GLIDES Black, hard double wheel casters, which work on multiple surfaces, are standard Durable hard black nylon glides are standard Soft glides are available for an upcharge BIFMA/ANSI TESTING National seating meets or exceeds the BIFMA/ANSI durability testing Indoor Advantage Gold level 2
BACK OPTIONS MESH BACK Breathable mesh material is designed to keep you cool Range of optional lumbar adjustment is 2 HIGH BACK Upholstered or Upholstered with Plastic Back Plastic outer shell provides added durability Back height adjustes 6 positions within a 2¾ range MID BACK Upholstered or Upholstered with Plastic Back Plastic outer shell provides added durability Back height adjustes 6 positions within a 2¾ range ARM OPTIONS ARMLESS STATIC HEIGHT/WIDTH ADJUSTALBE WITH ARM CAP DEPTH Height: 8 positions; 3 range Width: 2½ range Arm Cap Depth: 2 range HEIGHT ADJUSTABLE WITH ARM CAP DEPTH Height: 8 positions; 3 range Arm Cap Depth: 2 range CONFERENCE Soft black polyurethane arm pads BASE OPTIONS FIVE-PRONG BASE (TASK MODELS) Black nylon or polished aluminum MOBILE OR STATIC, FIVE PRONG BASE (STOOL MODELS) Black nylon or polished aluminum Black nylon adjustable foot ring
GUEST MODELS FRAME CONSTRUCTION Legs and crossmembers are made of 1 tubular steel Available in polished aluminum or Cinder powder coat Wall saving design feature on mobile models Mobile models are 1 taller than static models Upholstered Seat 1½ of high grade polyurethane foam covers an injection molded seat panel Plastic Seat Black, injection molded polypropelene seat Upholstered Back Black, injection molded polypropelene inner and outer back panel Upholstered back features 1 of custom molded foam Mesh Back 100% polypropylene black mesh Cleaning code: W 100,000+ double rubs Black glass filled polypropylene CASTERS AND GLIDES Casters Black, hard double wheel casters, which work on multiple surfaces Glides Hard, black nylon glides are standard Soft glides are available for an upcharge UPHOLSTERY Contrasting Fabrics Contrasting fabric available on upholstered back models: seat and back California Technical Bulletin All National chairs currently meet California Technical Bulletin #117-2013 For California Technical Bulletin #133 requirements, contact customer service For comprehensive sustainability information that includes LEED point contribution, visit NationalOfficeFurniture.ecoScorecard.com.
BACK OPTIONS MESH BACK UPHOLSTERED BACK ARM OPTIONS ARMLESS BLACK NYLON SEAT OPTIONS UPHOLSTERED SEAT BLACK PLASTIC SEAT GUEST BASE OPTIONS 4-LEG STATIC BASE Black or polished aluminum Black nylon glides 4-LEG MOBILE BASE Black or polished aluminum Black double wheel casters