Back supports

Included are, e.g. back supports (and components of back supports) that are attached or incorporated into a chair or seat, lumbar supports, back cushions, back pads. Back cushions and back pads for tissue integrity, see 04 33 04.
18 10 03 01

Backrests

(32 product series)
Mounted back supports attached to a chair frame.

18 10 03 02

Separate back cushions

(76 product series)
Cushions complementing an existing backrest. Back cushions and back pads.