an improved ostomy bag comprises an outwardly facing irrigation line attachment adapter . a removable vent housing may be attached to the attachment adapter , where the vent housing is attached during normal operation of the ostomy bag , where the vent housing may comprise a charcoal filter and a scent absorbing medium for reducing odors which may vent from the ostomy bag . the vent housing is attached with quick - connect connectors , and is easily removed so that a conduit may be attached to the attachment adapter , where the conduit is attached to a source of flushing liquid , such as a squeezable reservoir or faucet .