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Alera Interval Task Chair

Swivel-Tilt, 100% Acrylic, Tone-On-Tone Pattern, Black Upholstery, Black Frame

Item #: ALEIN4811
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Item Weight:
30.23 LBS / EA
In Stock!
Description:  Designed to fit in tight workspaces.


  • Molded plastic shell resists impact.
  • Waterfall seat edge helps relieve pressure points on the underside of legs.
  • Five-star base with casters for easy mobility.
  • Optional Arms sold separately.
Chair Functions:
  • 360 Swivel: Chair easily rotates 360 in either direction for ease of motion.
  • Back Height Adjustment: Simple lift motion positions lumbar support with a fixed rande to alleviate back stress.
  • Pneumatic Seat Height Adjustment: Easy adjustment assures user's feet are flat on the floor and thighs are parallel to the floor, providing balanced support and better circulation to legs.
  • Tilt: For every inch you lean back, the front edge of the seat comes up an inch. Allows for a comfortable reclining motion that offers increased circulation and redistribution of pressure points.
  • Tilt Lock: Locks out tilt funtion when chair is in upright posistion.
  • Tilt Tension: Controls rate and ease with which chair reclines in relation to different body weights and strengths of users.
  • Back width: 16-1/2"
  • Back height: 16-1/2"
  • Seat width: 19-1/2"
  • Seat height: 18-3/4" to 23-1/2"
  • Overall: 19-1/2"W x 25-3/4"D x 34" to 39"H
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Recommended Applications:
General Office & Task
Seat/Back Color:
Arms Included:
Pneumatic Seat Height Adjustment:
Back Height Adjustment:
Tilt Tension/Tilt Lock:
Overall Width Maximum:
19 1/2"
Overall Depth Maximum:
25 3/4"
Overall Height Minimum:
Overall Height Maximum:
Seat Width Maximum:
19 1/4"
Seat Depth Maximum:
17 3/4"
Seat Height Minimum:
18 3/4"
Seat Height Maximum:
23 1/2"
Seat Material:
100% Acrylic
Back Width Maximum:
16 1/8"
Back Height Minimum:
15 1/4"
Back Height Maximum:
16 1/2"
Back Material:
100% Acrylic
Base Color:
Base Material:
Five 2" hooded casters.
Weight Capacity:
Supports up to 250 lbs.
Wheel Tread:
For Use With:
Alera Fixed Height T-Arms, Alera Optional Height-Adjustable T-Arms
1 each
Compliance Standards:
Meets or exceeds ANSI/BIFMA standards
Pre-Consumer Recycled Content Percent:
Post-Consumer Recycled Content Percent:
Total Recycled Content Percent:
Disclaimer Statement:
Casters supplied with this chair are not suitable for all floor types. Optional Arms sold and shipped separately.
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