Mashigin hawan hawa da murfin fita shi ne murfin da ke rufe mashigin da kuma fita daga cikin escalator. Babban aikinsa shine kare kayan aikin injiniya da dandamalin aiki na escalator. Rufin shiga ba wai kawai rage yuwuwar abubuwa na waje shiga ciki na escalator ba, suna kuma ba da damar shiga da kuma daga escalator.
Ana fitar da shigarwar akwatin shigarwa na hannu na escalator gabaɗaya a cikin kwalaye ko akwatunan katako; idan kuna da buƙatu na musamman, tuntuɓi sabis na abokin ciniki.