What kind of AC units are in hotels?
Generally, PTACs (Packaged Terminal Air Conditioners), their counterparts - PTHPs (Packaged Terminal Heat Pumps) and VTACs (Vertical Terminal Air Conditioner) are most often found in hotel / motel rooms and other hospitality businesses.
What are the AC units in hotels called?
If the AC units are visible in the guest room, then these are PTACs (Packaged Terminal Air Conditioners) and their counterparts, PTHPs (Packaged Terminal Heat Pumps). If the AC unit is not visible or located within a closet, then a VTAC (Vertical Terminal Air Conditioner) system is being used. However, PTAC and VTAC units are not solely for hotel and motel applications.
How do hotel AC units work?
For cooling, the Veriable Refrigerant Flow (VRF) condenser pumps cold refrigerant to all of the fan coil units. For heating, the VRF pumps heat refrigerant (instead of cold refrigerant) to the fan coil units.