CEILING-MOUNTED AIR-CONDITIONER INDOOR-UNIT SYSTEM

摘要

The disclosure discloses a ceiling-type air-conditioner indoor unit system. An indoor unit (10) is provided in a ceiling (20). The system further includes: a return air inlet (30), provided on a side surface of the ceiling (20); and an air outlet (40), provided on a bottom surface of the ceiling (20). A closeable return air inlet apparatus (31) is provided at the return air inlet (30), and a closeable air outlet apparatus (41) is provided at the air outlet (40).