(5) Fresh Air and Exhaust systems to both ends of the system, where the space rental (rental location, where the book is intended for rental, and meals).
(5) The Fresh Air Exhaust and will end the system came to the area to rent. (Only place for which the book is intended to lease to operate and sell food only).
(5) system and Exhaust Fresh Air will walk the end pipe of both systems reached the area rent. (the only place the book rental lease to assemble and sell the food only).