air conditioning
Variable Refrigerant Flow (VRF) is a type of air conditioning technology that was invented in 1982 in Daikin, Japan. A VRF system, like splits, uses refrigerant for cooling and heating. This refrigerant is circulated in a circuit by an external unit between several internal units. VRF systems are an advanced generation of ductless multisplit systems …
What is Sound Attenuator? In the air conditioning ducts, generally, due to the operation of the fan, whether axial fans or centrifugal fans, an unpleasant sound is dispersed in the environment. The intensity of this noise varies depending on factors such as the type of fan, the distance of the fan from the location, the …
The conditions of the human environment have a direct effect on his mental states, physical condition, the way he does work and in general all aspects of his life. Since the majority of human life today is spent inside the building, creating favorable environmental conditions in the building, whether it is a workplace or a …
