Citizen Industries Limited offers Ventilated Animal Caging System. Citizen Industries Limited manufactures Fan Coil Units and Air-Conditioning Equipment for domestic application. The Ventilated Animal Caging System provides complete protection to animals without having the drawbacks of other two caging systems. The Ventilated Animal Caging System consists of transparent cage with depressed wire grill, a lid with gasket, self - closing type supply and exhaust port. The lid with self closing ports provides isolation to the animal and also eliminates the spreading of contaminated air from cage to surrounding environment.