§29.1439 Protective breathing equipment

(a) If one or m ore cargo or baggage compartments are to be accessible in flight, protective breat hing equi pment m ust be available for an appropriate crew member. (b) For prot ective breat hing equi pment required by sub-paragraph (a) or by any applicable operating rule: (1) That equipment must be desi gned t o protect the crew from smoke, carbon di oxide, and other harmful gases while on flight deck duty; (2) That equipment must include: (i) Masks covering the eyes, nose, and mouth; or (ii) Masks coveri ng t he nose and mouth, plus accessory equipm ent to protect the eyes; and (3) That equipment m ust suppl y protective oxy gen of 10 m inutes duration per crew m ember at a pressure altitude of 2438 m (8000 ft) with a respi ratory m inute vol ume of 30 litres per minute BTPD.