Abstract: A chemical protective hood is made of nylon/butyl cloth and assembled using t butt and tape method of construction with the joints thereof covered by nylon/butyl tape. The hood has a cap portion with a face piece opening in which is mounted a butyl/natural rubber face piece in sealed relationship with the cap portion. The face piece includes eye lens ports, a voicemitter port and a canister port to accommodate projecting portions of an underlying gas mask. The face plate is elastic and elastically seals with the projecting portions of the face mask. The collar portion extends down from the cap portion and includes an elastic band for slightly constricting the neck portion while a cape portion projects down from the neck portion and includes a pair of underarm straps having elastic portions for holding the cape portion in place. VELCRO piles are attached to the collar portion and cape portion for securing the cape portion up when it is desired to provide some ventilation under the hood.