This Standard specifies sizing, safety, strength, durability and stability requirements for eight sizes of chairs for educational institutions.
Chairs may be —
(a) fixed height;
(b) height adjustable;
(c) with arms;
(d) without arms;
(e) have fixed seats; or
(f) swivel seats.
Chairs may have —
(i) fixed or inclinable backrests of not more than 30° from vertical;
(ii) fixed or inclinable single slope seats;
(iii) a writing tablet; or
(iv) a storage area, usually under the seat.
