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Brand: Allseating
SKU: 99111

Allseating Chiroform 24 Hour Big and Tall Chair [99111]

$932.22 $855.25

Allseating's Chiroform 24-hour executive office chairs, designed for big and tall users, are built to last. With an intensive use rating for continuous 24-hour use, these chairs can support up to 500 lbs. Chiroform chairs are ideal for high-demand environments, featuring a fully contoured double-curve backrest that offers exceptional lumbar support.

Other features of the Chiroform big and tall chair include a 6 ply Canadian maple contoured seat pan, waterfall seat edge, high density molded foam back cushion, reinforced construction suitable for up to 500 lbs., pneumatic seat height adjustment, tilt with infinite position tilt lock, adjustable tilt tension control, forward seat angle adjustment, back height, and back angle adjustments, 360-degree swivel, height adjustable loop arms and a heavy duty five star nylon base with dual wheel carpet casters standard. Optional hard floor casters are available for a minimal charge. The Chiroform big and tall heavy duty computer chair meets or exceeds ANSI/BIFMA standards.

Dimensions: Back Size: 22" - 27"H x 22.25"W. Seat Size: 23.5"W x 21"D. Seat Height Adjustment: 19.5" - 24.5"H. Overall: 41" - 46.5"H x 27"W x 27"D. Weight Capacity: 500 lbs. 12 year warranty from Allseating.

Custom Made - Normally ships in 3-5 weeks from Toronto CA.


CLICK HERE for fabric color chart

CLICK HERE for vinyl color chart


Custom items cannot be returned



Return Policy

We have one of the best return policies among our competitors!

If you wish to return an item and it is a returnable item (products noted as Special Order/Custom Order cannot be returned), contact us for an RMA within 30 days (14 days for the ERA brand).

Ship it back for a full refund. We will not deduct any original shipping charges or restocking fees from your refund. You simply pay the return shipping. Items must be returned within 30 days, in the same condition and cartons they were sent in, so save the boxes!

In the event your item is defective or damaged in shipping, we will promptly ship replacement parts. If you prefer a return, our standard return policy applies.

We reserve the right to bill you for shipping charges on refused shipments that are not damaged, or shipments returned due to incorrect addresses.



Shipping Policy

Our free shipping is available to your door or dock on all items shipped by UPS or FedEx within the 48 contiguous states. Address corrections or changes after shipment may incur charges. Items arrive unassembled or partially assembled unless noted otherwise.


Heavy Freight Deliveries

Quantity orders (typically 6+ items) and all large/heavy items require a freight carrier and may take longer to arrive.

Standard freight delivery is dock-to-dock (“tailgate”). You must be available to unload your items from the truck’s tailgate. Missed deliveries requiring rescheduling or redelivery may incur charges.


Additional Delivery Fees

Inside Delivery: $185
Includes lift gate service when requested at ordering. Requests at delivery may cost more.

Liftgate Service: $130
Price applies when requested at ordering; requests at delivery may cost more. Free freight covers dock-to-dock delivery only.

Redelivery or Pickup Rescheduling: $60–$120
Per failed attempt.

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