Method for controlling a HVAC installation for at least one space (1 - 3) in accordance with a target value related to latent heat, the HVAC installation comprising at least one inlet duct, the at least one inlet duct in fluid communication with the at least one space (1 - 3), a plurality of sensors (13 - 15) comprising at least one sensor (13 - 15) inside the at least one space (1 - 3), and at least one fan coil unit (27, 34) configured to remove latent heat from a fluid flowing through the at least one inlet duct and into the at least one space (1 - 3), the method comprising the steps of: reading first signals from each sensor of the plurality of sensors (13 - 15); deriving a first plurality of measured quantities from the first signals; determining a first amount related to latent heat as a function of the first plurality of measured quantities; starting up operation of the at least one fan coil unit (27, 34) and recording a time of the startup; during operation of the at least one fan coil unit (27, 34) reading second signals from each sensor of the plurality of sensors (13 - 15); deriving a second plurality of measured quantities from the second signals; determining a second amount related to latent heat as a function of the second plurality of measured quantities; if the determined second amount related to latent heat is less than or equal to the target value related to latent heat: recording a time of completion; calculating an amount of time required for latent heat removal by subtracting from the recorded time of completion the recorded time of startup; characterised in the steps of: using the calculated amount of time required for latent heat removal and the first amount related to latent heat to empirically determine a dependence of amounts of time required for latent heat removal on amounts related to latent heat; and operating the at least one fan coil unit (27, 34) in accordance with the empirically determined dependence. reading first signals from each sensor of the plurality of sensors (13 - 15); deriving a first plurality of measured quantities from the first signals; determining a first amount related to latent heat as a function of the first plurality of measured quantities; starting up operation of the at least one fan coil unit (27, 34) and recording a time of the startup; during operation of the at least one fan coil unit (27, 34) reading second signals from each sensor of the plurality of sensors (13 - 15); deriving a second plurality of measured quantities from the second signals; determining a second amount related to latent heat as a function of the second plurality of measured quantities; if the determined second amount related to latent heat is less than or equal to the target value related to latent heat: recording a time of completion; calculating an amount of time required for latent heat removal by subtracting from the recorded time of completion the recorded time of startup; characterised in the steps of: using the calculated amount of time required for latent heat removal and the first amount related to latent heat to empirically determine a dependence of amounts of time required for latent heat removal on amounts related to latent heat; and operating the at least one fan coil unit (27, 34) in accordance with the empirically determined dependence. recording a time of completion; calculating an amount of time required for latent heat removal by subtracting from the recorded time of completion the recorded time of startup; characterised in the steps of: using the calculated amount of time required for latent heat removal and the first amount related to latent heat to empirically determine a dependence of amounts of time required for latent heat removal on amounts related to latent heat; and operating the at least one fan coil unit (27, 34) in accordance with the empirically determined dependence. using the calculated amount of time required for latent heat removal and the first amount related to latent heat to empirically determine a dependence of amounts of time required for latent heat removal on amounts related to latent heat; and operating the at least one fan coil unit (27, 34) in accordance with the empirically determined dependence.