The “101” Standard Unit is an industrial gas mask that was sold by Nu Plac.

The “101” Standard Unit consists of a “101” gas mask, filter, filter carrying harness, anti-dim outfit and fibre carrying case. The example pictured has two No. 22 chlorine filters (Catalogue No. G.222) which are both dated 1959 (lab test year).

The prices of a “101” gas mask and accessories in Nov. 1958 were (Pounds, Shillings & Pence):

(Cat. No. 121) “101” Standard Unit (complete set) £11.8.0 ea.

(Cat. No. G-222) No. 22 chlorine filter £1.17.6 ea.

(Cat. No. G-124) Industrial Anti-Dim Outfit £0.3.0 ea.

References

Nu Plac Products Manufacturers of Industrial Safety Equipment. Melbourne: Nu Plac Products.