The DA 1540 ceiling inlet is an efficient, compact inlet for attic constructions that directs fresh air into the livestock house through the attic space. The ceiling inlet design ensures optimum regulation of air volume, air velocity, and air direction relative to the temperature and layout of the house.

The velocity of the required incoming air volume is low during cold periods.
During hot periods with high ventilation requirements, the inlets can be fully opened, directing the air to where the animals are.

DA 1540 is available as a chill inlet, a ceiling inlet used in connection with the LPV-Plus system from