Back supportsIncluded 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.
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Back supports attached to a chair frame providing comfort and support.
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Back cushions complementing an existing backrest.
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Lumbar cushions added to an existing backrest.